January weather forecast
Brooks, IA

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Weather in January

January, like December, is another subzero cold winter month in Brooks, Iowa, with an average temperature ranging between max 29.3°F (-1.5°C) and min 16°F (-8.9°C).

Temperature

January, with its average high-temperature of 29.3°F (-1.5°C) and an average low-temperature of 16°F (-8.9°C), holds the record as the coldest month.

Humidity

The months with the highest humidity are January and June, with an average relative humidity of 81%.

Rainfall

In Brooks, during January, the rain falls for 3.8 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, there are 115.1 rainfall days, and 19.21" (488mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Brooks, Iowa, are January through April, October through December. January is the month with the most snowfall in Brooks. Snow falls for 8.4 days and accumulates 2.28" (58mm) of snow.

Daylight

The average length of the day in January is 9h and 38min.
On the first day of the month, sunrise is at 7:43 am and sunset at 5:01 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:34 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4.4h of sunshine.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What are the coldest months in Brooks?

January brings the lowest temperatures in Brooks, Iowa, with an average high of 29.3°F (-1.5°C) and an average low of 16°F (-8.9°C).

How cold is January in Brooks?

During January, Brooks experiences an average high-temperature of 29.3°F (-1.5°C) and a low-temperature of 16°F (-8.9°C).

What are the most humid months in Brooks?

The months with the highest humidity in Brooks are January and June, with an average relative humidity of 81%.

What is the average humidity in January in Brooks?

In Brooks, the average relative humidity in January is 81%.

How many days does it rain in January in Brooks?

In Brooks, Iowa, during January, the rain falls for 3.8 days and regularly aggregates up to 0.55" (14mm) of precipitation.

When does it snow the most in Brooks?

January is the month with the most snowfall in Brooks, Iowa. Snow falls for 8.4 days and accumulates 2.28" (58mm) of snow.

How many days does it snow in January in Brooks?

In Brooks, Iowa, in January, snow falls for 8.4 days, with typically accumulated 2.28" (58mm) of snow.

How many hours of daylight does Brooks have in January?

In January, the average day length is 9h and 38min.

When are sunrise and sunset in January in Brooks?

In January, on the first day of the month, sunrise is at 7:43 am and sunset at 5:01 pm. On the last day of the month, in Brooks, Iowa, sunrise is at 7:30 am and sunset at 5:34 pm CST.

What is the month with the least sunshine in Brooks?

The month with the least sunshine is January, with an average of 4.4h of sunshine.

How long on average sun shines in January in Brooks?

The average sunshine duration in January in Brooks, Iowa, is 4.4h.

When is the lowest UV index in Brooks?

The month with the lowest UV index in Brooks, Iowa, is January, with an average maximum UV index of 1.

How high is the UV index in January in Brooks?

In January, the average daily maximum UV index in Brooks, Iowa, is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
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
Brooks, IA

Average temperature in January - Brooks, IA
  • Average high temperature in January: 29.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in January: 16°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16°F).

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Average pressure in January
Brooks, IA

Average pressure in January - Brooks, IA
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in January
Brooks, IA

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

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).

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Average humidity in January
Brooks, IA

Average humidity in January - Brooks, IA
  • Average humidity in January: 81%

The months with the highest relative humidity are January and June (81%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Brooks, IA

Average rainfall in January - Brooks, IA
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in January
Brooks, IA

Average rainfall days in January - Brooks, IA
  • Average rainfall days in January: 3.8 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (3 days).

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Average snowfall in January
Brooks, IA

Average snowfall in January - Brooks, IA
  • Average snowfall in January: 2.28"

The month with the highest snowfall is January (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Brooks, IA

Average snowfall days in January - Brooks, IA
  • Average snowfall days in January: 8.4 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Brooks, IA

Average daylight in January / Average sunshine in January - Brooks, 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 18min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in January
Brooks, IA

Average sunshine days in January - Brooks, IA
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is May (12 days).

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Average UV index in January
Brooks, IA

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

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

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Average cloud cover in January
Brooks, IA

Average cloud cover in January - Brooks, IA
  • Average cloud cover in January: 52

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and September (Cloud cover 29).

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Average visibility in January
Brooks, IA

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

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).

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Brooks, Iowa, USA

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