January weather forecast
Dunlap, IA

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Weather in January

January, the same as December, in Dunlap, Iowa, is another subzero cold winter month, with an average temperature varying between 28.2°F (-2.1°C) and 14.9°F (-9.5°C).

Temperature

January stands out as Dunlap's coldest month, with an average high-temperature of 28.2°F (-2.1°C) and a low-temperature of 14.9°F (-9.5°C).

Humidity

January is the most humid month, with an average relative humidity of 82%.

Rainfall

The month with the least rainfall is January, when the rain falls for 3.5 days and typically collects 0.51" (13mm) of precipitation.

Snowfall

Months with snowfall in Dunlap, Iowa, are January through May, October through December. In Dunlap, in January, during 9 snowfall days, 2.44" (62mm) of snow is typically accumulated. In Dunlap, Iowa, during the entire year, snow falls for 32.1 days and aggregates up to 10.59" (269mm) of snow.

Daylight

The average length of the day in January is 9h and 33min.
On the first day of January in Dunlap, sunrise is at 7:49 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:35 pm CST.

Sunshine

January has the least sunshine of the year in Dunlap, with an average of 4.6h of sunshine.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 during January translates into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What is the coldest time of year in Dunlap?

Dunlap experiences its lowest temperatures in January, with an average peak of 28.2°F (-2.1°C) and a low of 14.9°F (-9.5°C).

How cold is it in Dunlap in January?

The average high-temperature and low-temperature in Dunlap, Iowa, during January are 28.2°F (-2.1°C) and 14.9°F (-9.5°C) respectively.

What is the most humid month in Dunlap?

With an average relative humidity of 82%, January is the most humid month in Dunlap, Iowa.

What is the average humidity in January in Dunlap?

The average relative humidity in January in Dunlap, Iowa, is 82%.

What is the driest month in Dunlap?

January is the month with the least rainfall in Dunlap. Rain falls for 3.5 days and accumulates 0.51" (13mm) of precipitation.

How many days does it rain in January in Dunlap?

In Dunlap, Iowa, in January, during 3.5 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

How much does it snow in Dunlap in January?

In Dunlap, in January, snow falls for 9 days, with typically accumulated 2.44" (62mm) of snow.

What is the average length of the day in January in Dunlap?

In January, the average day length is 9h and 33min.

When are sunrise and sunset in January in Dunlap?

On the first day of January in Dunlap, Iowa, sunrise is at 7:49 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:35 pm CST.

What is the month with the least sunshine in Dunlap?

The month with the least sunshine in Dunlap, Iowa, is January, with an average of 4.6h of sunshine.

How long on average sun shines in January in Dunlap?

In Dunlap, Iowa, the average sunshine duration in January is 4.6h.

What is the month with the lowest UV index in Dunlap?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Dunlap.

What is the UV index reading in January in Dunlap?

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

Average temperature in January - Dunlap, IA
  • Average high temperature in January: 28.2°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in January: 14.9°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

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Average pressure in January
Dunlap, IA

Average pressure in January - Dunlap, 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 (29.87"Hg).

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Average wind speed in January
Dunlap, IA

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

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

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Average humidity in January
Dunlap, IA

Average humidity in January - Dunlap, IA
  • Average humidity in January: 82%

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are April and October (67%).

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Average rainfall in January
Dunlap, IA

Average rainfall in January - Dunlap, IA
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in January
Dunlap, IA

Average rainfall days in January - Dunlap, IA
  • Average rainfall days in January: 3.5 days

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in January
Dunlap, IA

Average snowfall in January - Dunlap, IA
  • Average snowfall in January: 2.44"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Dunlap, IA

Average snowfall days in January - Dunlap, IA
  • Average snowfall days in January: 9 days

The month with the highest number of snowfall days is January (9 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
Dunlap, IA

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

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

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in January
Dunlap, IA

Average sunshine days in January - Dunlap, IA
  • Average sunshine days in January: 20.4 days

The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in January
Dunlap, IA

Average UV index in January - Dunlap, IA
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in January
Dunlap, IA

Average cloud cover in January - Dunlap, IA
  • Average cloud cover in January: 51

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in January
Dunlap, IA

Average visibility in January - Dunlap, 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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Dunlap, Iowa, USA

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