Do you need to know, when is the best time to go to Saint Pierre and Miquelon? Then you should take a look here, what weather you can expect there during the year.
The climate of Saint Pierre and Miquelon is cold and wet. Mist and fog are quite often here, spring and autumn are often windy. You can generally expect quite damp and windy summers, but late summers are often sunny. You can also expect harsh and long winters.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Miquelon, Saint Pierre.
Let's look now what weather you can expect in the area around the capital and in many other cities. The warmest month here is July, the average maximum temperature is 20.4 ℃ (68.72 ℉). The average minimum temperature in this month is 10.4 ℃ (50.72 ℉). The coldest month here is February, the average maximum temperature is -1.3 ℃ (29.66 ℉). The average minimum temperature in this month is -9.3 ℃ (15.26 ℉). The most rainy month here is December, the average number of rainy days is 22.2. The least rainy month here is July, the average number of rainy days is 13.6. 
Typical (usual) weather in Saint Pierre and Miquelon in January is this: The average highest temperature in Saint Pierre and Miquelon in January is -0.7 ℃ (30.74 ℉). The average lowest temperature is -8.5 ℃ (16.7 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 0.35 ℃ (32.63 ℉). At the end of January you can expect lower temperatures, the average highest temperature is around -1 ℃ (30.2 ℉). The average number of rainy days in January is 21.6. The average rainfall is 153.7 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 8:29 (hours and minutes), in the middle of the month 8:51 and at the end of the month 9:28.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in February is this: The average highest temperature in Saint Pierre and Miquelon in February is -1.3 ℃ (29.66 ℉). The average lowest temperature is -9.3 ℃ (15.26 ℉). At the beginning of February you can expect higher temperatures, the average highest temperature is around -1 ℃ (30.2 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 0.05 ℃ (32.09 ℉). The average number of rainy days in February is 19.2. The average rainfall is 123.6 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 9:28 (hours and minutes), in the middle of the month 10:13 and at the end of the month 11:03.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in March is this: The average highest temperature in Saint Pierre and Miquelon in March is 1.4 ℃ (34.52 ℉). The average lowest temperature is -6 ℃ (21.2 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 0.05 ℃ (32.09 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 3.45 ℃ (38.21 ℉). The average number of rainy days in March is 20.6. The average rainfall is 130.9 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 11:03 (hours and minutes), in the middle of the month 11:55 and at the end of the month 12:47.These numbers above are valid primarily for the capital and the area around it.
Typical (usual) weather in Saint Pierre and Miquelon in April is this: The average highest temperature in Saint Pierre and Miquelon in April is 5.5 ℃ (41.9 ℉). The average lowest temperature is -1.8 ℃ (28.76 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 3.45 ℃ (38.21 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 8.15 ℃ (46.67 ℉). The average number of rainy days in April is 18.3. The average rainfall is 121.7 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 12:47 (hours and minutes), in the middle of the month 13:37 and at the end of the month 14:25.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in May is this: The average highest temperature in Saint Pierre and Miquelon in May is 10.8 ℃ (51.44 ℉). The average lowest temperature is 1.7 ℃ (35.06 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 8.15 ℃ (46.67 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 13.6 ℃ (56.48 ℉). The average number of rainy days in May is 16.2. The average rainfall is 101.7 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 14:25 (hours and minutes), in the middle of the month 15:07 and at the end of the month 15:39.These numbers above are valid primarily for the capital and the area around it.
Typical (usual) weather in Saint Pierre and Miquelon in June is this: The average highest temperature in Saint Pierre and Miquelon in June is 16.4 ℃ (61.52 ℉). The average lowest temperature is 6.2 ℃ (43.16 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 13.6 ℃ (56.48 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 18.4 ℃ (65.12 ℉). The average number of rainy days in June is 15.2. The average rainfall is 101.8 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 15:39 (hours and minutes), in the middle of the month 15:57 and at the end of the month 15:56.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in July is this: The average highest temperature in Saint Pierre and Miquelon in July is 20.4 ℃ (68.72 ℉). The average lowest temperature is 10.4 ℃ (50.72 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 18.4 ℃ (65.12 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 20 ℃ (68 ℉). The average number of rainy days in July is 13.6. The average rainfall is 90.2 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 15:56 (hours and minutes), in the middle of the month 15:38 and at the end of the month 15:05.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in August is this: The average highest temperature in Saint Pierre and Miquelon in August is 19.6 ℃ (67.28 ℉). The average lowest temperature is 11 ℃ (51.8 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 20 ℃ (68 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 17.9 ℃ (64.22 ℉). The average number of rainy days in August is 14.4. The average rainfall is 109.6 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 15:05 (hours and minutes), in the middle of the month 14:23 and at the end of the month 13:36.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in September is this: The average highest temperature in Saint Pierre and Miquelon in September is 16.2 ℃ (61.16 ℉). The average lowest temperature is 7.7 ℃ (45.86 ℉). At the beginning of September you can expect higher temperatures, the average highest temperature is around 17.9 ℃ (64.22 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 13.4 ℃ (56.12 ℉). The average number of rainy days in September is 15.8. The average rainfall is 127.7 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 13:36 (hours and minutes), in the middle of the month 12:46 and at the end of the month 11:55.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in October is this: The average highest temperature in Saint Pierre and Miquelon in October is 10.6 ℃ (51.08 ℉). The average lowest temperature is 3.4 ℃ (38.12 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 13.4 ℃ (56.12 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 8.4 ℃ (47.12 ℉). The average number of rainy days in October is 19.5. The average rainfall is 163.9 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 11:55 (hours and minutes), in the middle of the month 11:04 and at the end of the month 10:14.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in November is this: The average highest temperature in Saint Pierre and Miquelon in November is 6.2 ℃ (43.16 ℉). The average lowest temperature is -0.5 ℃ (31.1 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 8.4 ℃ (47.12 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 3.8 ℃ (38.84 ℉). The average number of rainy days in November is 19.8. The average rainfall is 141.5 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 10:14 (hours and minutes), in the middle of the month 9:29 and at the end of the month 8:52.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Saint Pierre and Miquelon in December is this: The average highest temperature in Saint Pierre and Miquelon in December is 1.4 ℃ (34.52 ℉). The average lowest temperature is -5.3 ℃ (22.46 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 3.8 ℃ (38.84 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 0.35 ℃ (32.63 ℉). The average number of rainy days in December is 22.2. The average rainfall is 147.6 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 8:52 (hours and minutes), in the middle of the month 8:30 and at the end of the month 8:26.These numbers above are valid primarily for the capital and the area around it.