January 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).

Temperature

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).

Humidity

The months with the highest humidity in Windham are January and July, with an average relative humidity of 83%.

Rainfall

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

Snowfall

Months with snowfall are January through April, October through December. The month with the most snowfall in Windham is January, when snow falls for 10.9 days and typically aggregates up to 5.28" (134mm) of snow.

Daylight

The average length of the day in January in Windham is 9h and 34min.
On the first day of the month, sunrise is at 7:33 am and sunset at 4:47 pm. On the last day of January, in Windham, sunrise is at 7:19 am and sunset at 5:20 pm CST.

Sunshine

The month with the least sunshine in Windham is January, with an average of 4.2h of sunshine.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 1 in January translates into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What is the coldest month in Windham?

The coldest temperatures in Windham 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).

How cold is January in Windham?

In Windham, in January, the average high-temperature is 27.3°F (-2.6°C), and the average low-temperature is 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 average humidity in January in Windham?

In Windham, the average relative humidity in January is 83%.

What is the driest month in Windham?

January and February are months with the least rain 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 January?

In January, in Windham, Iowa, the rain falls for 5.7 days. Throughout January, 1.34" (34mm) of precipitation is accumulated.

What is the snowiest month in Windham?

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

How many days does it snow in January in Windham?

In Windham, Iowa, during January, snow falls for 10.9 days and regularly aggregates up to 5.28" (134mm) of snow.

How many hours of daylight does Windham have in January?

The average day length in January in Windham, Iowa, is 9h and 34min.

When is the sunrise / sunset in January in Windham?

In January, on the first day of the month, sunrise is at 7:33 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:20 pm CST.

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.

How long on average sun shines in January in Windham?

In Windham, the average sunshine duration in January is 4.2h.

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.

What is the UV index reading in January in Windham?

In Windham, Iowa, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Windham, IA

Average temperature in January - Windham, IA
  • Average high temperature in January: 27.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in January
Windham, IA

Average pressure in January - Windham, IA
  • Average pressure in January: 30.14"Hg

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 in January
Windham, IA

Average wind speed in January - Windham, IA
  • Average wind speed in January: 10.4mph

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 in January
Windham, IA

Average humidity in January - Windham, IA
  • Average humidity in January: 83%

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 in January
Windham, IA

Average rainfall in January - Windham, IA
  • Average rainfall in January: 1.34"

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 in January
Windham, IA

Average rainfall days in January - Windham, IA
  • Average rainfall days in January: 5.7 days

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 in January
Windham, IA

Average snowfall in January - Windham, IA
  • Average snowfall in January: 5.28"

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 in January
Windham, IA

Average snowfall days in January - Windham, IA
  • Average snowfall days in January: 10.9 days

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 in January /
Average sunshine in January
Windham, IA

Average daylight in January / Average sunshine in January - Windham, IA
  • Average daylight in January: 9h and 4min

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).

  • Average sunshine in January: 4h and 1min

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 in January
Windham, IA

Average sunshine days in January - Windham, IA
  • Average sunshine days in January: 16.3 days

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 UV index in January
Windham, IA

Average UV index in January - Windham, IA
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in January
Windham, IA

Average cloud cover in January - Windham, IA
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in January
Windham, IA

Average visibility in January - Windham, IA
  • Average visibility in January: 6mi

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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