Do you need to know, when is the best time to go to Indiana? Then you should take a look here, what weather you can expect there during the year.
Indiana is part of USA - United States of America. The climate of USA is very varied, as United States of America is a large country. The climate is mostly temperate, but tropical in Hawaii and Florida, and arctic in Alaska. This is not all. The climate is semiarid in the great plains west of the Mississippi River, and arid in the Great Basin of the southwest. You can expect low winter temperatures in the northwest, but they are sometimes moderated in January and February by warm winds. Winters in the south are warmer. Don? forget, that temperatures are usually significantly lower in mountains.
When speaking about the usual weather in this area, the information is relevant for example for these popular places: Anderson, Angola, Auburn, Avon, Bedford, Bloomington, Brown County State Park, Brownsburg, Carmel, Central Indiana, Chain O' Lakes State Park, Charlestown State Park, Chesterton, Cicero, Clarksville, Clifty Falls State Park, Columbus, Corydon, Covington, Crawfordsville, Crown Point, Cumberland, Danville, Dyer, East Chicago, Edinburgh, Elkhart, Evansville, Ferdinand, Fishers, Floyds Knobs, Fort Wayne, Franklin, Gary, George Rogers Clark National Historical Park, Georgetown, Goshen, Greenfield, Greensburg, Greentown, Greenwood, Hammond, Hebron, Hobart, Huntington, Indiana Dunes National Lakeshore, Indianapolis, Jasper, Jeffersonville, Kentland, Knightstown, Kokomo, La Porte, Lafayette, Lake County, Lake Station, Leavenworth, Lebanon, Lincoln Boyhood National Memorial, Logansport, Lowell, Madison, Marion, Martinsville, Mentone, Merrillville, Michigan City, Mishawaka, Monticello, Muncie, Munster, New Albany, New Castle, New Harmony, Nine County Region, Noblesville, Northern Indiana, Northwestern Indiana, Odon, Peru, Plainfield, Plymouth, Portage, Porter, Rensselaer, Richmond, Rochester, Rushville, Salem, Santa Claus, Schererville, Scottsburg, Seymour, Shades State Park, Shelbyville, South Bend, Southern Indiana, Southwestern Indiana, Spencer, Syracuse, Terre Haute, Turkey Run State Park, Valparaiso, Vincennes, Westfield, Zionsville.
Let's look now what weather you can expect in the area around Indianapolis and in many other cities. The warmest month here is July, the average maximum temperature is 29.2 ℃ (84.56 ℉). The average minimum temperature in this month is 19.4 ℃ (66.92 ℉). The coldest month here is January, the average maximum temperature is 1.9 ℃ (35.42 ℉). The average minimum temperature in this month is -6 ℃ (21.2 ℉). 
When travelling around Indiana, always consider the altitude of the the place as well. We should remind you, that the highest point in USA - United States of America is Denali (Mount McKinley) (6190 m) and the lowest point is Death Valley (-86 m). So there are huge differences in altitudes in this country and the weather is very different in them therefore. Keep in mind, that the temperature usually decreases by 1.2 - 1.9 ℃ (2.2 - 3.5 ℉) per 200 m (656 ft), depending on the other conditions. (And we should add, that in the very special condition named thermal inversion even the temperature may be higher in higher altitudes.)
Typical (usual) weather in Indiana in January is this: The average highest temperature in Indiana in January is 1.9 ℃ (35.42 ℉). The average lowest temperature is -6 ℃ (21.2 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 2.85 ℃ (37.13 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 3.2 ℃ (37.76 ℉). The average rainfall is 56.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 9:24 (hours and minutes), in the middle of the month 9:40 and at the end of the month 10:07.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Indiana in February is this: The average highest temperature in Indiana in February is 4.5 ℃ (40.1 ℉). The average lowest temperature is -4.1 ℃ (24.62 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 3.2 ℃ (37.76 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 7.75 ℃ (45.95 ℉). The average rainfall is 53.4 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:07 (hours and minutes), in the middle of the month 10:40 and at the end of the month 11:18.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in March is this: The average highest temperature in Indiana in March is 11 ℃ (51.8 ℉). The average lowest temperature is 1 ℃ (33.8 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 7.75 ℃ (45.95 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 14 ℃ (57.2 ℉). The average rainfall is 82.2 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:18 (hours and minutes), in the middle of the month 11:57 and at the end of the month 12:36.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Indiana in April is this: The average highest temperature in Indiana in April is 17 ℃ (62.6 ℉). The average lowest temperature is 6.7 ℃ (44.06 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 14 ℃ (57.2 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 19.75 ℃ (67.55 ℉). The average rainfall is 101.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:36 (hours and minutes), in the middle of the month 13:15 and at the end of the month 13:50.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Indiana in May is this: The average highest temperature in Indiana in May is 22.5 ℃ (72.5 ℉). The average lowest temperature is 12 ℃ (53.6 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 19.75 ℃ (67.55 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 24.95 ℃ (76.91 ℉). The average rainfall is 131.1 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:50 (hours and minutes), in the middle of the month 14:21 and at the end of the month 14:45.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in June is this: The average highest temperature in Indiana in June is 27.4 ℃ (81.32 ℉). The average lowest temperature is 17.9 ℃ (64.22 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 24.95 ℃ (76.91 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 28.3 ℃ (82.94 ℉). The average rainfall is 112.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 14:45 (hours and minutes), in the middle of the month 14:57 and at the end of the month 14:57.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Indiana in July is this: The average highest temperature in Indiana in July is 29.2 ℃ (84.56 ℉). The average lowest temperature is 19.4 ℃ (66.92 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 28.3 ℃ (82.94 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 29.2 ℃ (84.56 ℉). The average rainfall is 108.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 14:57 (hours and minutes), in the middle of the month 14:44 and at the end of the month 14:20.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in August is this: The average highest temperature in Indiana in August is 29.2 ℃ (84.56 ℉). The average lowest temperature is 18.3 ℃ (64.94 ℉). At the beginning of August you can expect lower temperatures, the average highest temperature is around 29.2 ℃ (84.56 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 26.95 ℃ (80.51 ℉). The average rainfall is 81.3 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 14:20 (hours and minutes), in the middle of the month 13:49 and at the end of the month 13:13.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in September is this: The average highest temperature in Indiana in September is 24.7 ℃ (76.46 ℉). The average lowest temperature is 14.2 ℃ (57.56 ℉). At the beginning of September you can expect higher temperatures, the average highest temperature is around 26.95 ℃ (80.51 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 21.6 ℃ (70.88 ℉). The average rainfall is 57.1 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:13 (hours and minutes), in the middle of the month 12:36 and at the end of the month 11:57.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in October is this: The average highest temperature in Indiana in October is 18.5 ℃ (65.3 ℉). The average lowest temperature is 7.5 ℃ (45.5 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 21.6 ℃ (70.88 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 15 ℃ (59 ℉). The average rainfall is 80.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:57 (hours and minutes), in the middle of the month 11:18 and at the end of the month 10:41.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in November is this: The average highest temperature in Indiana in November is 11.5 ℃ (52.7 ℉). The average lowest temperature is 2.5 ℃ (36.5 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 15 ℃ (59 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 7.65 ℃ (45.77 ℉). The average rainfall is 96 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:41 (hours and minutes), in the middle of the month 10:08 and at the end of the month 9:41.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Indiana in December is this: The average highest temperature in Indiana in December is 3.8 ℃ (38.84 ℉). The average lowest temperature is -3.8 ℃ (25.16 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 7.65 ℃ (45.77 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 2.85 ℃ (37.13 ℉). The average rainfall is 77.5 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 9:41 (hours and minutes), in the middle of the month 9:24 and at the end of the month 9:21.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.| Evansville | temperature: - | highest temperature: 8.8 ℃ (47.84 ℉) | lowest temperature: -0.7 ℃ (30.74 ℉) | rainfall: 102.3mm | rainy days: 9.7 |
| Fort Wayne | temperature: - | highest temperature: 2.5 ℃ (36.5 ℉) | lowest temperature: -5.4 ℃ (22.28 ℉) | rainfall: 69.4mm | rainy days: 13.2 |
| Indianapolis | temperature: - | highest temperature: 3.8 ℃ (38.84 ℉) | lowest temperature: -3.8 ℃ (25.16 ℉) | rainfall: 77.5mm | rainy days: - |
| South Bend | temperature: - | highest temperature: 2 ℃ (35.6 ℉) | lowest temperature: -5.2 ℃ (22.64 ℉) | rainfall: 66.2mm | rainy days: 16 |
| Carmel | temperature: - | highest temperature: 3.5 ℃ (38.3 ℉) | lowest temperature: -5.1 ℃ (22.82 ℉) | rainfall: 79.7mm | rainy days: - |