Climate and monthly weather forecast
Seymour, WI

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Weather in January

January, like December, is another subzero cold winter month in Seymour, Wisconsin, with an average temperature fluctuating between 11.7°F (-11.3°C) and 22.5°F (-5.3°C). Seymour's coldest month, January, generally records average temperatures ranging from a high of 22.5°F (-5.3°C) to a low of 11.7°F (-11.3°C). Weather in January »

Weather in February

February, the last month of the winter in Seymour, is another freezing cold month, with an average temperature fluctuating between 25.3°F (-3.7°C) and 13.3°F (-10.4°C). As Seymour, Wisconsin, welcomes February, the average high-temperature stabilizes at a still freezing cold 25.3°F (-3.7°C), showing little deviation from January's 22.5°F (-5.3°C). Weather in February »

Weather in March

March, the first month of the spring in Seymour, is a wintry month, with an average temperature varying between 25.2°F (-3.8°C) and 38.7°F (3.7°C). The commencement of March sees a shift in the average high-temperature, moving from a freezing cold 25.3°F (-3.7°C) in February to an icy 38.7°F (3.7°C). Weather in March »

Weather in April

April is a fresh spring month in Seymour, Wisconsin, with an average temperature ranging between max 50.5°F (10.3°C) and min 35.2°F (1.8°C). Seymour's weather in April presents a rise in the average high-temperature, moving from a cold 38.7°F (3.7°C) in March to a fresh 50.5°F (10.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Seymour, Wisconsin, with an average temperature varying between 64.2°F (17.9°C) and 45.9°F (7.7°C). As Seymour transitions into May, the average high-temperature is observed to rise from a fresh 50.5°F (10.3°C) in April to a refreshing 64.2°F (17.9°C). Weather in May »

Weather in June

June, the first month of the summer in Seymour, is a pleasant month, with an average temperature ranging between max 73°F (22.8°C) and min 54.5°F (12.5°C). June's onset witnesses a minor shift in the average high-temperature, moving from an enjoyable 64.2°F (17.9°C) in May to a pleasant 73°F (22.8°C). Weather in June »

Weather in July

July is a moderately hot summer month in Seymour, Wisconsin, with an average temperature fluctuating between 60.1°F (15.6°C) and 78.8°F (26°C). In Seymour, the peak temperatures are generally noted in July, averaging a high of 78.8°F (26°C) and a low of 60.1°F (15.6°C). Weather in July »

Weather in August

August, the last month of the summer in Seymour, is another warm month, with an average temperature ranging between min 58.6°F (14.8°C) and max 77.5°F (25.3°C). As Seymour welcomes August, the average high-temperature records at a still moderately hot 77.5°F (25.3°C), marking an insignificant deviation from the prior month. Weather in August »

Weather in September

September, the first month of the autumn in Seymour, is also an agreeable month, with an average temperature fluctuating between 51.6°F (10.9°C) and 69.8°F (21°C). The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a warm 77.5°F (25.3°C) in August to an agreeable 69.8°F (21°C). Weather in September »

Weather in October

October, the same as September, in Seymour, Wisconsin, is another mild autumn month, with an average temperature fluctuating between 41.2°F (5.1°C) and 55.6°F (13.1°C). Seymour's weather changes with the onset of October, slightly falling from a pleasant 69.8°F (21°C) in September to a moderate 55.6°F (13.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Seymour, Wisconsin, with an average temperature fluctuating between 30.2°F (-1°C) and 41.7°F (5.4°C). November's onset brings a reduction in the average high-temperature, from a refreshing 55.6°F (13.1°C) in October to an icy 41.7°F (5.4°C). Weather in November »

Weather in December

December, the first month of the winter in Seymour, is also a subzero cold month, with an average temperature varying between 28.6°F (-1.9°C) and 18.9°F (-7.3°C). The onset of December comes with a shift in the average high-temperature, falling from a wintry 41.7°F (5.4°C) in November to a freezing cold 28.6°F (-1.9°C). Weather in December »
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Seymour, January records the average lowest temperatures, peaking at 22.5°F (-5.3°C) and reaching a low of 11.7°F (-11.3°C).

What are the most humid months?

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

What is the driest month?

The month with the least rainfall is January, when the rain falls for 3.6 days and typically collects 1.14" (29mm) of precipitation.

How many days does it rain?

In Seymour, during the entire year, the rain falls for 125.3 days and collects up to 24.84" (631mm) of precipitation.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 55.6 snowfall days, and 22.28" (566mm) of snow is accumulated.

What is the month with the least sunshine?

January and February, with an average of 3.4h of sunshine, are months with the least sunshine.

What are the months with the lowest UV index?

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

When does it snow the most?

The month with the most snowfall is February, when snow falls for 11.6 days and typically aggregates up to 5.63" (143mm) of snow.

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 are the least humid months?

April and May, with an average relative humidity of 76%, are the least humid months.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 14.8 days and accumulates 3.54" (90mm) of precipitation.

What are the months with the highest UV index in Seymour?

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

When it does not snow?

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

When are the longest days?

The month with the longest days is June, with an average of 15h and 30min of daylight.

What time of the year is the hottest?

July, recording an average high temperature of 78.8°F (26°C) and a low temperature of 60.1°F (15.6°C), is Seymour's warmest month.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10h of sunshine.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

Average temperature
Seymour, WI

Average temperature - Seymour, WI

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (22.5°F).

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure
Seymour, WI

Average pressure - Seymour, WI

The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Seymour, WI

Average wind speed - Seymour, WI

The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity
Seymour, WI

Average humidity - Seymour, WI

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and May (76%).

Average rainfall
Seymour, WI

Average rainfall - Seymour, WI

The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is January (1.14").

Average rainfall days
Seymour, WI

Average rainfall days - Seymour, WI

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (3.2 days).

Average snowfall
Seymour, WI

Average snowfall - Seymour, WI

The month with the highest snowfall is February (5.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Seymour, WI

Average snowfall days - Seymour, WI

The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Seymour, WI

Average daylight / Average sunshine - Seymour, WI

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).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).

Average sunshine days
Seymour, WI

Average sunshine days - Seymour, WI

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is April (13.2 days).

Average UV index
Seymour, WI

Average UV index - Seymour, 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, November and December (UV index 1).

Average visibility
Seymour, WI

Average visibility - Seymour, WI

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

Seymour, Wisconsin, USA

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