Climate and monthly weather forecastBlair, WI
Climate and monthly weather forecast
Weather in January
January, the same as December, in Blair, Wisconsin, is another subzero cold winter month, with an average temperature ranging between min 7°F (-13.9°C) and max 20.3°F (-6.5°C). Blair's coldest month, January, registers temperatures that range from a high of 20.3°F (-6.5°C) to a low of 7°F (-13.9°C). Weather in January »Weather in February
February, the last month of the winter in Blair, is another freezing cold month, with an average temperature varying between 24.3°F (-4.3°C) and 10.2°F (-12.1°C). Blair registers an average high-temperature of a still subzero cold 24.3°F (-4.3°C) with the arrival of February, showing minor deviation from the preceding month. Weather in February »Weather in March
The first month of the spring, March, is a wintry month in Blair, Wisconsin, with an average temperature fluctuating between 39.2°F (4°C) and 24.6°F (-4.1°C). March is characterized by a clear rise in the average high-temperature, escalating from February's subzero cold 24.3°F (-4.3°C) to an icy 39.2°F (4°C). Weather in March »Weather in April
April is a cool spring month in Blair, Wisconsin, with an average temperature fluctuating between 35.1°F (1.7°C) and 52°F (11.1°C). April shows a rise in the average high-temperature, moving from March's cold 39.2°F (4°C) to a cool 52°F (11.1°C). Weather in April »Weather in May
May, the last month of the spring in Blair, is a comfortable month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 64.6°F (18.1°C). May brings a rise in Blair's average high-temperature, moving from a cool 52°F (11.1°C) in April to a comfortable 64.6°F (18.1°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Blair, Wisconsin, with an average temperature fluctuating between 73.6°F (23.1°C) and 56.5°F (13.6°C). The rise of average high-temperatures is seen in June, with an increase from a comfortable 64.6°F (18.1°C) in May to a moderately hot 73.6°F (23.1°C). Weather in June »Weather in July
July, like June, in Blair, Wisconsin, is another warm summer month, with an average temperature ranging between min 60.3°F (15.7°C) and max 78.4°F (25.8°C). Blair's warmest temperatures are experienced in July, with average high temperatures of 78.4°F (25.8°C) and lows of 60.3°F (15.7°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Blair, Wisconsin, with an average temperature varying between 76.6°F (24.8°C) and 58.1°F (14.5°C). The shift into August reveals an average high-temperature of a still warm 76.6°F (24.8°C), closely mirroring July's climate. Weather in August »Weather in September
The first month of the autumn, September, is still a pleasant month in Blair, Wisconsin, with an average temperature fluctuating between 70.5°F (21.4°C) and 50.7°F (10.4°C). In Blair, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's moderately hot 76.6°F (24.8°C) to an agreeable 70.5°F (21.4°C). Weather in September »Weather in October
October, the same as September, is a cool autumn month in Blair, Wisconsin, with temperature in the range of an average low of 39.6°F (4.2°C) and an average high of 54.9°F (12.7°C). A distinct shift in the average high-temperature is signaled in October, moving down from a pleasant 70.5°F (21.4°C) in September to a fresh 54.9°F (12.7°C). Weather in October »Weather in November
November, the last month of the autumn in Blair, is another cold month, with temperature in the range of an average low of 27.7°F (-2.4°C) and an average high of 40.3°F (4.6°C). As Blair transitions into November, the average high-temperature shows a marked reduction, decreasing from a fresh 54.9°F (12.7°C) in October to an icy 40.3°F (4.6°C). Weather in November »Weather in December
December, the first month of the winter in Blair, is still a freezing cold month, with an average temperature fluctuating between 26.1°F (-3.3°C) and 15.3°F (-9.3°C). As November transitions into December, Blair sees a drop in the average high-temperature, transitioning from a cold 40.3°F (4.6°C) to a freezing cold 26.1°F (-3.3°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Blair, WI
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (20.3°F).
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure
Blair, WI
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
29.98"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.1"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Blair, WI
- Average wind speed in January:
8.9mph - Average wind speed in February:
8.8mph - Average wind speed in March:
8.8mph - Average wind speed in April:
9.5mph - Average wind speed in May:
8.2mph - Average wind speed in June:
7.2mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.4mph - Average wind speed in October:
8.6mph - Average wind speed in November:
8.9mph - Average wind speed in December:
8.6mph
The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity
Blair, WI
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall
Blair, WI
- Average rainfall in January:
0.98" - Average rainfall in February:
1.22" - Average rainfall in March:
1.65" - Average rainfall in April:
2.95" - Average rainfall in May:
3.74" - Average rainfall in June:
4.69"
The wettest month (with the highest rainfall) is June (4.69").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days
Blair, WI
- Average rainfall days in January:
3.6 days - Average rainfall days in February:
3.6 days - Average rainfall days in March:
10.2 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
19 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
15.5 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
8 days - Average rainfall days in December:
5.6 days
The month with the highest number of rainy days is June (19 days).
The months with the least rainy days are January and February (3.6 days).
Average snowfall
Blair, WI
- Average snowfall in January:
5.28" - Average snowfall in February:
6.61" - Average snowfall in March:
3.15" - Average snowfall in April:
3.62" - Average snowfall in May:
0.35" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Blair, WI
- Average snowfall days in January:
15.5 days - Average snowfall days in February:
14.1 days - Average snowfall days in March:
8.7 days - Average snowfall days in April:
5.1 days - Average snowfall days in May:
0.7 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
2.4 days - Average snowfall days in November:
7.3 days - Average snowfall days in December:
14.2 days
The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Blair, WI
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 30min
- Average daylight in July:
15h and 6min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
3h and 0min - Average sunshine in February:
3h and 12min - Average sunshine in March:
5h and 18min - Average sunshine in April:
7h and 6min - Average sunshine in May:
8h and 18min - Average sunshine in June:
8h and 54min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
9h and 36min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 6min - Average sunshine in November:
4h and 36min - Average sunshine in December:
3h and 12min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days
Blair, WI
- Average sunshine days in January:
14.8 days - Average sunshine days in February:
13 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
10.5 days - Average sunshine days in May:
9.4 days - Average sunshine days in June:
8.3 days
- Average sunshine days in July:
9.8 days - Average sunshine days in August:
12.4 days - Average sunshine days in September:
13.9 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
15.6 days - Average sunshine days in December:
14.9 days
The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is June (8.3 days).
Average UV index
Blair, WI
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Blair, WI
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Blair, WI
The months with the highest visibility are April, May, June, August, October and November (6mi).
The month with the lowest visibility is January (4mi).





