Climate and monthly weather forecast
Windham, IA

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Weather in January

January, like December, is a freezing cold winter month in Windham, Iowa, with temperature in the range of an average low of 15.3°F (-9.3°C) and an average high of 27.3°F (-2.6°C). In Windham, the lowest average temperatures are observed in January, with a high of 27.3°F (-2.6°C) and a low of 15.3°F (-9.3°C). Weather in January »

Weather in February

February, the last month of the winter in Windham, is an icy month, with an average temperature varying between 19°F (-7.2°C) and 32°F (0°C). In Windham, February's average high-temperature stands at an icy 32°F (0°C), closely related to the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Windham, is a chilly month, with an average temperature ranging between min 31.6°F (-0.2°C) and max 46.6°F (8.1°C). March's onset brings a noticeable temperature rise, soaring from an icy 32°F (0°C) in February to a chilly 46.6°F (8.1°C). Weather in March »

Weather in April

April is a refreshing spring month in Windham, Iowa, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 42.3°F (5.7°C). The rise of average high-temperatures is seen in April, with an increase from a chilly 46.6°F (8.1°C) in March to a refreshing 58.6°F (14.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Windham, Iowa, with an average temperature ranging between min 53.2°F (11.8°C) and max 69.8°F (21°C). The arrival of May sees a shift in the average high-temperature, moving from a refreshing 58.6°F (14.8°C) in April to an agreeable 69.8°F (21°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Windham, Iowa, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 62.1°F (16.7°C). June's arrival is marked by an increase in the average high-temperature, moving from a pleasant 69.8°F (21°C) in May to a warm 79.2°F (26.2°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Windham, Iowa, with an average temperature fluctuating between 81.5°F (27.5°C) and 64.6°F (18.1°C). July, noted for its average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 64.6°F (18.1°C), is considered the warmest month. Throughout July, the heat index is evaluated at a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Windham, Iowa, with an average temperature fluctuating between 80.6°F (27°C) and 62.2°F (16.8°C). Windham's August average high-temperature settles at a still moderately hot 80.6°F (27°C), showing a near match with the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Windham, Iowa, with an average temperature varying between 75.2°F (24°C) and 55.8°F (13.2°C). The move into September indicates a slight reduction in the average high-temperature, down from August's 80.6°F (27°C) to a still warm 75.2°F (24°C). Weather in September »

Weather in October

October, the same as September, in Windham, Iowa, is another mild autumn month, with an average temperature fluctuating between 45°F (7.2°C) and 60.4°F (15.8°C). The arrival of October brings a significant change in Windham's weather, with average high-temperatures dropping from September's moderately hot 75.2°F (24°C) to a mild 60.4°F (15.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Windham, is another chilly month, with an average temperature varying between 46.4°F (8°C) and 32.5°F (0.3°C). Windham in November experiences a subtle temperature decline, with average high-temperatures reducing from a refreshing 60.4°F (15.8°C) in October to a frosty 46.4°F (8°C). Weather in November »

Weather in December

December, the first month of the winter in Windham, is also an icy month, with an average temperature ranging between min 22.8°F (-5.1°C) and max 34°F (1.1°C). With December's arrival, Windham sees a decrease in average high-temperatures, moving from a frosty 46.4°F (8°C) in November to a wintry 34°F (1.1°C). Weather in December »
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Frequently asked questions

What is the coldest month in Windham?

The coldest temperatures occur during January, when averages reach a peak of 27.3°F (-2.6°C) and a low of 15.3°F (-9.3°C).

What is the most humid month in Windham?

January and July, with an average relative humidity of 83%, are most humid months in Windham.

What is the driest month in Windham?

January and February are months with the least rain in Windham, Iowa, when the rain falls for 5.7 days and typically aggregates up to 1.34" (34mm) of rain.

How much does it rain in Windham?

In Windham, during the entire year, the rain falls for 140.4 days and collects up to 29.57" (751mm) of precipitation.

When does it snow in Windham?

January through April, October through December are months with snowfall in Windham.

What is the snowiest month in Windham?

January is the month with the most snowfall in Windham, Iowa. Snow falls for 10.9 days and accumulates 5.28" (134mm) of snow.

How much does it snow in Windham?

Throughout the year, there are 37.7 snowfall days, and 16.42" (417mm) of snow is accumulated.

What is the month with the least sunshine in Windham?

January has the least sunshine of the year, with an average of 4.2h of sunshine.

When is the lowest UV index in Windham?

With an average maximum UV index of 1, January is the month with the lowest UV index in Windham.

When is Daylight Saving Time (DST) in Windham?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Windham, Iowa, 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 in Windham?

The month with the most rainfall is May, when the rain falls for 18.4 days and typically aggregates up to 4.69" (119mm) of precipitation.

When it does not snow in Windham?

In Windham, Iowa, snow does not fall in May through September.

When are the longest days in Windham?

The month with the longest days in Windham is June, with an average of 15h and 6min of daylight.

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

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

What is the hottest time of year in Windham?

The warmest period tends to be July, when average temperatures fluctuate between a high of 81.5°F (27.5°C) and a low of 64.6°F (18.1°C).

What month has the most sunshine in Windham?

With an average of 10h of sunshine, July has the most sunshine of the year in Windham.

What is the least humid month in Windham?

The least humid month in Windham, Iowa, is October, with an average relative humidity of 72%.

What is the month with the shortest days in Windham?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

Average pressure
Windham, IA

Average pressure - Windham, IA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Windham, IA

Average wind speed - Windham, IA

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity
Windham, IA

Average humidity - Windham, IA

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).

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Average rainfall
Windham, IA

Average rainfall - Windham, IA

The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and February (1.34").

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Average rainfall days
Windham, IA

Average rainfall days - Windham, IA

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5 days).

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Average snowfall
Windham, IA

Average snowfall - Windham, IA

The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Windham, IA

Average snowfall days - Windham, IA

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Windham, IA

Average daylight / Average sunshine - Windham, IA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days
Windham, IA

Average sunshine days - Windham, IA

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).

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Average visibility
Windham, IA

Average visibility - Windham, IA

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

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Windham, Iowa, USA

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