Climate and monthly weather forecast
Bloomington, WI

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Weather in January

January, like December, is another subzero cold winter month in Bloomington, Wisconsin, with an average temperature fluctuating between 11.3°F (-11.5°C) and 23.7°F (-4.6°C). In Bloomington, the month of January registers the lowest temperatures, averaging 23.7°F (-4.6°C) at the peak and 11.3°F (-11.5°C) at the lowest. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Bloomington, Wisconsin, with temperature in the range of an average low of 14.4°F (-9.8°C) and an average high of 27.5°F (-2.5°C). Bloomington observes an average high-temperature of a still subzero cold 27.5°F (-2.5°C) in February, barely different from 23.7°F (-4.6°C) in January. Weather in February »

Weather in March

March, the first month of the spring in Bloomington, is a wintry month, with an average temperature fluctuating between 27.5°F (-2.5°C) and 42.6°F (5.9°C). March indicates a noticeable escalation in the average high-temperature, moving up from a subzero cold 27.5°F (-2.5°C) in February to an icy 42.6°F (5.9°C). Weather in March »

Weather in April

April is a cool spring month in Bloomington, Wisconsin, with an average temperature ranging between max 54.9°F (12.7°C) and min 37.9°F (3.3°C). As April arrives, Bloomington's weather shows an increase in high-temperatures, moving from March's cold 42.6°F (5.9°C) to a fresh 54.9°F (12.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Bloomington, Wisconsin, with an average temperature ranging between min 48.7°F (9.3°C) and max 66.7°F (19.3°C). May shows a rise in the average high-temperature, moving from April's cool 54.9°F (12.7°C) to an enjoyable 66.7°F (19.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Bloomington, Wisconsin, with an average temperature fluctuating between 58.8°F (14.9°C) and 76.3°F (24.6°C). June shows a rise in the average high-temperature, moving from May's comfortable 66.7°F (19.3°C) to a moderately hot 76.3°F (24.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Bloomington, Wisconsin, with an average temperature ranging between max 79.9°F (26.6°C) and min 62.4°F (16.9°C). July is the month when Bloomington's temperatures reach their peak, with averages of 79.9°F (26.6°C) and lows of 62.4°F (16.9°C). Weather in July »

Weather in August

August, the last month of the summer in Bloomington, is another warm month, with an average temperature ranging between max 78.4°F (25.8°C) and min 59.5°F (15.3°C). Bloomington's August average high-temperature settles at a still moderately hot 78.4°F (25.8°C), showing a near match with the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Bloomington, Wisconsin, with an average temperature ranging between min 52.7°F (11.5°C) and max 72.5°F (22.5°C). The transition into September subtly indicates a reduction in the average high-temperature, down to an agreeable 72.5°F (22.5°C) from August's moderately hot 78.4°F (25.8°C). Weather in September »

Weather in October

October, the same as September, in Bloomington, Wisconsin, is a moderate autumn month, with an average temperature fluctuating between 57.9°F (14.4°C) and 41.9°F (5.5°C). October's arrival signals a significant decrease in average high-temperatures, falling from September's pleasant 72.5°F (22.5°C) to a moderate 57.9°F (14.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Bloomington, Wisconsin, with an average temperature varying between 29.8°F (-1.2°C) and 43.5°F (6.4°C). In November, the average high-temperature decreases considerably from a moderate 57.9°F (14.4°C) in October to a chilly 43.5°F (6.4°C). Weather in November »

Weather in December

December, the first month of the winter in Bloomington, is still a freezing cold month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 20.3°F (-6.5°C). Onset of December comes with a temperature decline, the average high falling from a frosty 43.5°F (6.4°C) in November to a subzero cold 30.4°F (-0.9°C). Weather in December »
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January tends to be the coldest month, with temperatures averaging a daily high of 23.7°F (-4.6°C) and a low of 11.3°F (-11.5°C).

What is the most humid month?

January and February, with an average relative humidity of 88%, are most humid months.

What is the driest month?

January is the month with the least rainfall. Rain falls for 4.4 days and accumulates 1.18" (30mm) of precipitation.

How many days does it rain?

In Bloomington, during the entire year, the rain falls for 138.5 days and collects up to 28.46" (723mm) of precipitation.

When does it snow?

January through May, October through December are months with snowfall.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 12.5 days and accumulates 5.2" (132mm) of snow.

How much does it snow?

Throughout the year, there are 48.6 snowfall days, and 19.57" (497mm) of snow is accumulated.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.6h of sunshine.

When is the lowest UV index?

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 18 days and typically aggregates up to 3.94" (100mm) of precipitation.

When it does not snow?

In Bloomington, snow does not fall in June through September.

When are the longest days?

With an average of 15h and 18min of daylight, June has the longest days of the year.

What are the months with the highest UV index?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What part of the year is the hottest?

In Bloomington, July is the warmest month, with temperatures averaging a high of 79.9°F (26.6°C) and a low of 62.4°F (16.9°C).

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

What is the least humid month?

With an average relative humidity of 75%, October is the least humid month.

What is the month with the shortest days?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

Average temperature
Bloomington, WI

Average temperature - Bloomington, WI

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (23.7°F).

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

Average pressure
Bloomington, WI

Average pressure - Bloomington, WI

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Bloomington, WI

Average wind speed - Bloomington, WI

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity
Bloomington, WI

Average humidity - Bloomington, WI

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is October (75%).

Average rainfall
Bloomington, WI

Average rainfall - Bloomington, WI

The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days
Bloomington, WI

Average rainfall days - Bloomington, WI

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (4.4 days).

Average snowfall
Bloomington, WI

Average snowfall - Bloomington, WI

The month with the highest snowfall is January (5.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Bloomington, WI

Average snowfall days - Bloomington, WI

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Bloomington, WI

Average daylight / Average sunshine - Bloomington, WI

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days
Bloomington, WI

Average sunshine days - Bloomington, WI

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.3 days).

Average UV index
Bloomington, WI

Average UV index - Bloomington, WI

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

Average visibility
Bloomington, WI

Average visibility - Bloomington, WI

The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).

Bloomington, Wisconsin, USA

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