Do you need to know, when is the best time to go to Nunavut? Then you should take a look here, what weather you can expect there during the year.
Nunavut is part of Canada. Canada is a huge country, so the climate here varies from temperate in south to subarctic and arctic in north. Winters are sometimes tough, especially in the interior, where the climate is continental. You can expect snow in some places for five months of the year. Southern coastal parts of Canada have a temperate climate, with mild and rainy winters and quite warm summers.
When speaking about the usual weather in this area, the information is relevant for example for these popular places: Auyuittuq National Park, Baffin Island, Ellesmere Island, Iqaluit, Pangnirtung, Rankin Inlet, Resolute.
Let's look now what weather you can expect in the area around Iqaluit and in many other cities. The warmest month here is July, the average maximum temperature is 11.6 ℃ (52.88 ℉). The average minimum temperature in this month is 3.9 ℃ (39.02 ℉). The coldest month here is February, the average maximum temperature is -23.4 ℃ (-10.12 ℉). The average minimum temperature in this month is -32.2 ℃ (-25.96 ℉). The most rainy month here is October, the average number of rainy days is 15.6. The least rainy month here is June, the average number of rainy days is 10.2. 
When travelling around Nunavut, always consider the altitude of the the place as well. We should remind you, that the highest point in Canada is Mount Logan (5959 m) and the lowest point is Atlantic Ocean (0 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 Nunavut in January is this: The average highest temperature in Nunavut in January is -22.6 ℃ (-8.68 ℉). The average lowest temperature is -30.1 ℃ (-22.18 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around -20.35 ℃ (-4.63 ℉). At the end of January you can expect lower temperatures, the average highest temperature is around -23 ℃ (-9.4 ℉). The average number of rainy days in January is 11.7. The average rainfall is 21.3 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 4:32 (hours and minutes), in the middle of the month 5:33 and at the end of the month 6:59.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 Nunavut in February is this: The average highest temperature in Nunavut in February is -23.4 ℃ (-10.12 ℉). The average lowest temperature is -32.2 ℃ (-25.96 ℉). At the beginning of February you can expect higher temperatures, the average highest temperature is around -23 ℃ (-9.4 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around -21.2 ℃ (-6.16 ℉). The average number of rainy days in February is 10.4. The average rainfall is 14.9 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 6:59 (hours and minutes), in the middle of the month 8:34 and at the end of the month 10:11.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 Nunavut in March is this: The average highest temperature in Nunavut in March is -19 ℃ (-2.2 ℉). The average lowest temperature is -27.8 ℃ (-18.04 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around -21.2 ℃ (-6.16 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around -14.25 ℃ (6.35 ℉). The average number of rainy days in March is 11.8. The average rainfall is 22.2 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 10:11 (hours and minutes), in the middle of the month 11:48 and at the end of the month 13:24.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 Nunavut in April is this: The average highest temperature in Nunavut in April is -9.5 ℃ (14.9 ℉). The average lowest temperature is -19.3 ℃ (-2.74 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around -14.25 ℃ (6.35 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around -5.1 ℃ (22.82 ℉). The average number of rainy days in April is 12.5. The average rainfall is 27.6 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 13:24 (hours and minutes), in the middle of the month 15:01 and at the end of the month 16:38.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 Nunavut in May is this: The average highest temperature in Nunavut in May is -0.7 ℃ (30.74 ℉). The average lowest temperature is -7.6 ℃ (18.32 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around -5.1 ℃ (22.82 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 3.05 ℃ (37.49 ℉). The average number of rainy days in May is 12. The average rainfall is 26.3 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 16:38 (hours and minutes), in the middle of the month 18:14 and at the end of the month 19:42.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 Nunavut in June is this: The average highest temperature in Nunavut in June is 6.8 ℃ (44.24 ℉). The average lowest temperature is 0.5 ℃ (32.9 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 3.05 ℃ (37.49 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 9.2 ℃ (48.56 ℉). The average number of rainy days in June is 10.2. The average rainfall is 34.2 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 19:42 (hours and minutes), in the middle of the month 20:42 and at the end of the month 20:39.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 Nunavut in July is this: The average highest temperature in Nunavut in July is 11.6 ℃ (52.88 ℉). The average lowest temperature is 3.9 ℃ (39.02 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 9.2 ℃ (48.56 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 11 ℃ (51.8 ℉). The average number of rainy days in July is 13. The average rainfall is 60.6 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 20:39 (hours and minutes), in the middle of the month 19:37 and at the end of the month 18:09.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 Nunavut in August is this: The average highest temperature in Nunavut in August is 10.4 ℃ (50.72 ℉). The average lowest temperature is 3.6 ℃ (38.48 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 11 ℃ (51.8 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 7.65 ℃ (45.77 ℉). The average number of rainy days in August is 15. The average rainfall is 65.4 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 18:09 (hours and minutes), in the middle of the month 16:34 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 Nunavut in September is this: The average highest temperature in Nunavut in September is 4.9 ℃ (40.82 ℉). The average lowest temperature is -0.2 ℃ (31.64 ℉). At the beginning of September you can expect higher temperatures, the average highest temperature is around 7.65 ℃ (45.77 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 1.55 ℃ (34.79 ℉). The average number of rainy days in September is 15.4. The average rainfall is 56 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 13:22 and at the end of the month 11:47.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 Nunavut in October is this: The average highest temperature in Nunavut in October is -1.8 ℃ (28.76 ℉). The average lowest temperature is -7.3 ℃ (18.86 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 1.55 ℃ (34.79 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around -5.25 ℃ (22.55 ℉). The average number of rainy days in October is 15.6. The average rainfall is 37.1 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 11:47 (hours and minutes), in the middle of the month 10:12 and at the end of the month 8:36.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 Nunavut in November is this: The average highest temperature in Nunavut in November is -8.7 ℃ (16.34 ℉). The average lowest temperature is -16.3 ℃ (2.66 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around -5.25 ℃ (22.55 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around -13.4 ℃ (7.88 ℉). The average number of rainy days in November is 14.5. The average rainfall is 29.6 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 8:36 (hours and minutes), in the middle of the month 7:02 and at the end of the month 5:36.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 Nunavut in December is this: The average highest temperature in Nunavut in December is -18.1 ℃ (-0.58000000000001 ℉). The average lowest temperature is -26.3 ℃ (-15.34 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around -13.4 ℃ (7.88 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around -20.35 ℃ (-4.63 ℉). The average number of rainy days in December is 11.6. The average rainfall is 18.4 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 5:36 (hours and minutes), in the middle of the month 4:34 and at the end of the month 4:22.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.