Climate and monthly weather forecastBloomington, ID
Climate and monthly weather forecast
Weather in January
January, the same as December, in Bloomington, Idaho, is a freezing cold winter month, with temperature in the range of an average low of 8.4°F (-13.1°C) and an average high of 26.4°F (-3.1°C). The transition into January marks the average high-temperature at a still subzero cold 26.4°F (-3.1°C), differing minimally from December's 25.5°F (-3.6°C). Weather in January »Weather in February
February, the last month of the winter in Bloomington, is also a subzero cold month, with an average temperature ranging between max 28.2°F (-2.1°C) and min 11.5°F (-11.4°C). As Bloomington steps into February, the average high-temperature is measured at a still freezing cold 28.2°F (-2.1°C), displaying minor differences from January's 26.4°F (-3.1°C). Weather in February »Weather in March
The first month of the spring, March, is a cold month in Bloomington, Idaho, with an average temperature varying between 35.8°F (2.1°C) and 18.9°F (-7.3°C). Bloomington in March observes a minor temperature shift, with average high-temperatures adjusting from a freezing cold 28.2°F (-2.1°C) in February to an icy 35.8°F (2.1°C). Weather in March »Weather in April
April in Bloomington, Idaho, is a chilly spring month, with temperature in the range of an average high of 44.6°F (7°C) and an average low of 26.1°F (-3.3°C). April's arrival is noted with a slight increase in the average high-temperature, moving from an icy 35.8°F (2.1°C) in March to a chilly 44.6°F (7°C). Weather in April »Weather in May
The last month of the spring, May, is a moderate month in Bloomington, Idaho, with an average temperature varying between 56.3°F (13.5°C) and 34.2°F (1.2°C). With the beginning of May, Bloomington's average high-temperature sees an increase, transitioning from a chilly 44.6°F (7°C) in April to a mild 56.3°F (13.5°C). Weather in May »Weather in June
June, the first month of the summer in Bloomington, is an agreeable month, with an average temperature fluctuating between 69.6°F (20.9°C) and 41.5°F (5.3°C). As May gives way to June, the average high-temperature displays an increase, moving from a moderate 56.3°F (13.5°C) to an agreeable 69.6°F (20.9°C). Weather in June »Weather in July
July in Bloomington, Idaho, is a moderately hot summer month, with an average temperature fluctuating between 49.6°F (9.8°C) and 79.2°F (26.2°C). Temperature records mark July as the warmest month, with highs averaging 79.2°F (26.2°C) and lows at 49.6°F (9.8°C). Weather in July »Weather in August
August, the last month of the summer in Bloomington, is another warm month, with temperature in the range of an average low of 49.8°F (9.9°C) and an average high of 77.5°F (25.3°C). Bloomington records an average high-temperature of a still warm 77.5°F (25.3°C) as August arrives, nearly mirroring the previous month's climate. Weather in August »Weather in September
The first month of the autumn, September, is still a pleasant month in Bloomington, Idaho, with an average temperature ranging between max 68.4°F (20.2°C) and min 43.2°F (6.2°C). September ushers in a slight temperature change, with average high-temperatures reducing from August's moderately hot 77.5°F (25.3°C) to an agreeable 68.4°F (20.2°C). Weather in September »Weather in October
October, like September, in Bloomington, Idaho, is another fresh autumn month, with an average temperature varying between 50.7°F (10.4°C) and 31.5°F (-0.3°C). Bloomington witnesses a significant decrease in the average high-temperature with the arrival of October, falling from September's agreeable 68.4°F (20.2°C) to a cool 50.7°F (10.4°C). Weather in October »Weather in November
The last month of the autumn, November, is also an icy month in Bloomington, Idaho, with an average temperature fluctuating between 37.6°F (3.1°C) and 20.7°F (-6.3°C). The start of November involves a temperature drop, moving from a fresh 50.7°F (10.4°C) in October to a cold 37.6°F (3.1°C). Weather in November »Weather in December
December, the first month of the winter in Bloomington, is also a subzero cold month, with an average temperature fluctuating between 25.5°F (-3.6°C) and 9.9°F (-12.3°C). December brings the lowest temperatures, with an average high of 25.5°F (-3.6°C) and an average low of 9.9°F (-12.3°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Bloomington, ID
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (25.5°F).
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure
Bloomington, ID
- Average pressure in January:
30.29"Hg - Average pressure in February:
30.16"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.94"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.15"Hg - Average pressure in December:
30.25"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Bloomington, ID
- Average wind speed in January:
4.3mph - Average wind speed in February:
5mph - Average wind speed in March:
5mph - Average wind speed in April:
5.8mph - Average wind speed in May:
5.7mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.6mph - Average wind speed in September:
5.5mph - Average wind speed in October:
5.2mph - Average wind speed in November:
4.8mph - Average wind speed in December:
4.4mph
The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).
Average humidity
Bloomington, ID
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (42%).
Average rainfall
Bloomington, ID
- Average rainfall in January:
1.34" - Average rainfall in February:
1.54" - Average rainfall in March:
1.77" - Average rainfall in April:
2.13" - Average rainfall in May:
2.28" - Average rainfall in June:
1.26"
- Average rainfall in July:
0.91" - Average rainfall in August:
1.02" - Average rainfall in September:
1.14" - Average rainfall in October:
1.06" - Average rainfall in November:
1.02" - Average rainfall in December:
1.22"
The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is July (0.91").
Average rainfall days
Bloomington, ID
- Average rainfall days in January:
4.3 days - Average rainfall days in February:
5.7 days - Average rainfall days in March:
7.9 days - Average rainfall days in April:
13.4 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
10.8 days
- Average rainfall days in July:
8.5 days - Average rainfall days in August:
8.9 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
9.6 days - Average rainfall days in November:
6.3 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (4.3 days).
Average snowfall
Bloomington, ID
- Average snowfall in January:
10.91" - Average snowfall in February:
11.02" - Average snowfall in March:
12.17" - Average snowfall in April:
8.46" - Average snowfall in May:
1.93" - Average snowfall in June:
0.04"
The month with the highest snowfall is March (12.17").
The months with the least snowfall are July and August (0").
Average snowfall days
Bloomington, ID
- Average snowfall days in January:
19.3 days - Average snowfall days in February:
20 days - Average snowfall days in March:
16 days - Average snowfall days in April:
11 days - Average snowfall days in May:
2.8 days - Average snowfall days in June:
0.2 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.5 days - Average snowfall days in October:
5.2 days - Average snowfall days in November:
11.1 days - Average snowfall days in December:
18.5 days
The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Bloomington, ID
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
4h and 24min - Average sunshine in March:
6h and 18min - Average sunshine in April:
9h and 0min - Average sunshine in May:
10h and 18min - Average sunshine in June:
11h and 24min
- Average sunshine in July:
11h and 48min - Average sunshine in August:
11h and 48min - Average sunshine in September:
10h and 6min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 6min - Average sunshine in December:
4h and 36min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Bloomington, ID
- Average sunshine days in January:
12.6 days - Average sunshine days in February:
8.6 days - Average sunshine days in March:
11.4 days - Average sunshine days in April:
9.4 days - Average sunshine days in May:
11 days - Average sunshine days in June:
16.8 days
- Average sunshine days in July:
18.4 days - Average sunshine days in August:
17.2 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
17.7 days - Average sunshine days in December:
12.6 days
The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is February (8.6 days).
Average UV index
Bloomington, ID
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Bloomington, ID
The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility
Bloomington, ID
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).





