Climate and monthly weather forecast
Salem, WI

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Weather in January

January, like December, is a freezing cold winter month in Salem, Wisconsin, with an average temperature fluctuating between 26.2°F (-3.2°C) and 14.9°F (-9.5°C). Salem's January weather, with an average high temperature of 26.2°F (-3.2°C) and an average low temperature of 14.9°F (-9.5°C), tends to be the coldest of the year. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Salem, Wisconsin, with an average temperature varying between 29.7°F (-1.3°C) and 17.4°F (-8.1°C). The initiation of February records an average high-temperature of a still freezing cold 29.7°F (-1.3°C), displaying a near consistency with the previous month. Weather in February »

Weather in March

March, the first month of the spring in Salem, is a wintry month, with an average temperature ranging between min 28.8°F (-1.8°C) and max 42.4°F (5.8°C). March indicates a change in the average high-temperature, moving up from a subzero cold 29.7°F (-1.3°C) in February to a cold 42.4°F (5.8°C). Weather in March »

Weather in April

April is a fresh spring month in Salem, Wisconsin, with an average temperature fluctuating between 38.1°F (3.4°C) and 53.2°F (11.8°C). With the onset of April, Salem's average high-temperature sees a rise, moving from March's cold 42.4°F (5.8°C) to a fresh 53.2°F (11.8°C). Weather in April »

Weather in May

May, the last month of the spring in Salem, is a comfortable month, with an average temperature ranging between min 48.7°F (9.3°C) and max 65.1°F (18.4°C). Salem sees a rise in temperature during May, with average high-temperatures transitioning from a fresh 53.2°F (11.8°C) in April to an enjoyable 65.1°F (18.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Salem, Wisconsin, with an average temperature ranging between max 74.5°F (23.6°C) and min 57.9°F (14.4°C). As May transitions into June, a change in temperatures is observed, with average highs moving from a comfortable 65.1°F (18.4°C) to a moderately hot 74.5°F (23.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Salem, Wisconsin, with an average temperature varying between 79°F (26.1°C) and 63.1°F (17.3°C). July stands out as Salem's warmest month, with temperatures ranging between an average high of 79°F (26.1°C) and a low of 63.1°F (17.3°C). Weather in July »

Weather in August

August, the last month of the summer in Salem, is also a moderately hot month, with an average temperature ranging between max 77.5°F (25.3°C) and min 61.5°F (16.4°C). Salem signifies an average high-temperature of a still moderately hot 77.5°F (25.3°C) in August, closely mirroring the 79°F (26.1°C) of July. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Salem, Wisconsin, with an average temperature varying between 71.6°F (22°C) and 55°F (12.8°C). The onset of September results in a small decrease in the average high-temperature, moderately receding from a moderately hot 77.5°F (25.3°C) in August to a pleasant 71.6°F (22°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Salem, Wisconsin, with an average temperature ranging between min 43.9°F (6.6°C) and max 58.3°F (14.6°C). With October's arrival, Salem's weather changes as the average high-temperature falls from a pleasant 71.6°F (22°C) in September to a moderate 58.3°F (14.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Salem, is also a frosty month, with an average temperature fluctuating between 44.4°F (6.9°C) and 32.4°F (0.2°C). The shift to November brings a decrease in the average high-temperature, falling from a mild 58.3°F (14.6°C) in October to a chilly 44.4°F (6.9°C). Weather in November »

Weather in December

December, the first month of the winter in Salem, is still a cold month, with an average temperature ranging between max 32.5°F (0.3°C) and min 22.8°F (-5.1°C). December involves a decrease in temperature, down from a chilly 44.4°F (6.9°C) in November to a wintry 32.5°F (0.3°C). Weather in December »
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Salem?

In Salem, January is the coldest month, with temperatures averaging a high of 26.2°F (-3.2°C) and a low of 14.9°F (-9.5°C).

What is the most humid month in Salem?

The most humid month is January, with an average relative humidity of 85%.

How many days does it rain in Salem?

In Salem, during the entire year, the rain falls for 139.6 days and collects up to 26.18" (665mm) of precipitation.

When does it snow in Salem?

January through May, October through December are months with snowfall in Salem, Wisconsin.

What is the snowiest month in Salem?

January is the month with the most snowfall in Salem. Snow falls for 10.1 days and accumulates 4.33" (110mm) of snow.

How much does it snow in Salem?

Throughout the year, in Salem, there are 38.2 snowfall days, and 15.59" (396mm) of snow is accumulated.

What are the months with the least sunshine in Salem?

January and February, with an average of 3.6h of sunshine, are months with the least sunshine in Salem.

When is the lowest UV index in Salem?

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

When is Daylight Saving Time (DST) in Salem?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Salem, 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 month with the highest UV index in Salem?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Salem, Wisconsin.

What is the wettest month in Salem?

The month with the most rainfall in Salem is June, when the rain falls for 17.3 days and typically aggregates up to 3.54" (90mm) of precipitation.

When it does not snow in Salem?

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

When are the longest days in Salem?

The month with the longest days in Salem, Wisconsin, is June, with an average of 15h and 18min of daylight.

What part of the year is the hottest in Salem?

In Salem, July is the warmest month, with temperatures averaging a high of 79°F (26.1°C) and a low of 63.1°F (17.3°C).

What are the months with the most sunshine in Salem?

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

What is the least humid month in Salem?

October is the least humid month, with an average relative humidity of 76%.

What is the driest month in Salem?

The month with the least rainfall in Salem, Wisconsin, is December, when the rain falls for 6 days and typically collects 1.06" (27mm) of precipitation.

What is the month with the shortest days in Salem?

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

Average temperature
Salem, WI

Average temperature - Salem, WI

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure
Salem, WI

Average pressure - Salem, WI

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Salem, WI

Average wind speed - Salem, WI

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity
Salem, WI

Average humidity - Salem, WI

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).

Average rainfall
Salem, WI

Average rainfall - Salem, WI

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").

Average rainfall days
Salem, WI

Average rainfall days - Salem, WI

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).

Average snowfall
Salem, WI

Average snowfall - Salem, WI

The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Salem, WI

Average snowfall days - Salem, WI

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Salem, WI

Average daylight / Average sunshine - Salem, 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 months with the least sunshine are January and February (Average sunshine: 3h and 36min).

Average sunshine days
Salem, WI

Average sunshine days - Salem, WI

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).

Average UV index
Salem, WI

Average UV index - Salem, WI

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average visibility
Salem, WI

Average visibility - Salem, WI

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

Salem, Wisconsin, USA

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