January weather forecast
Iowa Falls, IA

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Weather in January

January, like December, is a freezing cold winter month in Iowa Falls, Iowa, with an average temperature ranging between min 11.8°F (-11.2°C) and max 24.3°F (-4.3°C).

Temperature

The coldest period tends to be January, when average temperatures fluctuate between a high of 24.3°F (-4.3°C) and a low of 11.8°F (-11.2°C).

Humidity

January is the most humid month, with an average relative humidity of 87%.

Rainfall

The month with the least rainfall in Iowa Falls is January, when the rain falls for 4.4 days and typically collects 0.98" (25mm) of precipitation.

Snowfall

Months with snowfall in Iowa Falls, Iowa, are January through May, October through December. The month with the most snowfall is January, when snow falls for 11.7 days and typically aggregates up to 4.17" (106mm) of snow.

Daylight

The average length of the day in January in Iowa Falls, Iowa, is 9h and 29min.
On the first day of the month, sunrise is at 7:42 am and sunset at 4:50 pm. On the last day of January, in Iowa Falls, Iowa, sunrise is at 7:28 am and sunset at 5:24 pm CST.

Sunshine

The month with the least sunshine in Iowa Falls is January, with an average of 3.7h of sunshine.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.
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. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What are the coldest months in Iowa Falls?

January, marked by an average high-temperature of 24.3°F (-4.3°C) and a low-temperature of 11.8°F (-11.2°C), is the coldest month.

How cold is it in Iowa Falls in January?

In Iowa Falls, 24.3°F (-4.3°C) is the average high-temperature and 11.8°F (-11.2°C) is the average low-temperature during January.

What is the most humid month in Iowa Falls?

January is the most humid month, with an average relative humidity of 87%.

What is the average humidity in January in Iowa Falls?

The average relative humidity in January in Iowa Falls is 87%.

What is the driest month in Iowa Falls?

The month with the least rainfall is January, when the rain falls for 4.4 days and typically collects 0.98" (25mm) of precipitation.

How much does it rain in Iowa Falls in January?

In Iowa Falls, during January, the rain falls for 4.4 days and regularly aggregates up to 0.98" (25mm) of precipitation.

What is the snowiest month in Iowa Falls?

January is the month with the most snowfall in Iowa Falls, Iowa. Snow falls for 11.7 days and accumulates 4.17" (106mm) of snow.

How many days does it snow in January in Iowa Falls?

In Iowa Falls, in January, snow falls for 11.7 days, with typically accumulated 4.17" (106mm) of snow.

What is the average length of the day in January in Iowa Falls?

In Iowa Falls, the average day length in January is 9h and 29min.

When is the sunrise / sunset in January in Iowa Falls?

In January, on the first day of the month, sunrise is at 7:42 am and sunset at 4:50 pm. On the last day of the month, in Iowa Falls, sunrise is at 7:28 am and sunset at 5:24 pm CST.

What is the month with the least sunshine in Iowa Falls?

The month with the least sunshine in Iowa Falls, Iowa, is January, with an average of 3.7h of sunshine.

How long on average sun shines in January in Iowa Falls?

In January, the average sunshine duration in Iowa Falls, Iowa, is 3.7h.

What are the months with the lowest UV index in Iowa Falls?

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

How high is the UV index in January in Iowa Falls?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
30.7°F -0.7°C
24.3°F -4.3°C
28.6°F -1.9°C
Average low temperature
19.9°F -6.7°C
11.8°F -11.2°C
15.3°F -9.3°C
Average pressure
30.11" 765mmHg
30.15" 766mmHg
30.14" 766mmHg
Average wind speed
10.4mph 16.7km/h
10.9mph 17.5km/h
10.9mph 17.5km/h
Average max. wind speed
11.1mph 17.9km/h
11.6mph 18.7km/h
11.6mph 18.7km/h
Average wind speed gusts
16.4mph 26.4km/h
17.3mph 27.8km/h
17mph 27.4km/h
Average humidity
83%
87%
85%
Average rainfall
1.26" 32mm
0.98" 25mm
1.06" 27mm
Average rainfall days
5.1
4.4
3.4
Average snowfall
2.87" 73mm
4.17" 106mm
3.86" 98mm
Average snowfall days
10.5
11.7
9.3
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
4h 1min
3h 4min
4h 1min
Average sunshine days
17.5
16.6
15.7
Average UV index
2
2
2
Average cloud cover
56%
60%
56%
Average visibility
6mi 9.7km
5mi 8km
6mi 9.7km

Average temperature in January
Iowa Falls, IA

Average temperature in January - Iowa Falls, IA
  • Average high temperature in January: 24.3°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in January: 11.8°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

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Average pressure in January
Iowa Falls, IA

Average pressure in January - Iowa Falls, IA
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in January
Iowa Falls, IA

Average wind speed in January - Iowa Falls, IA
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

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Average humidity in January
Iowa Falls, IA

Average humidity in January - Iowa Falls, IA
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Iowa Falls, IA

Average rainfall in January - Iowa Falls, IA
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is January (0.98").

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Average rainfall days in January
Iowa Falls, IA

Average rainfall days in January - Iowa Falls, IA
  • Average rainfall days in January: 4.4 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in January
Iowa Falls, IA

Average snowfall in January - Iowa Falls, IA
  • Average snowfall in January: 4.17"

The month with the highest snowfall is January (4.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Iowa Falls, IA

Average snowfall days in January - Iowa Falls, IA
  • Average snowfall days in January: 11.7 days

The month with the highest number of snowfall days is January (11.7 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
Iowa Falls, IA

Average daylight in January / Average sunshine in January - Iowa Falls, IA
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 3h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in January
Iowa Falls, IA

Average sunshine days in January - Iowa Falls, IA
  • Average sunshine days in January: 16.6 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in January
Iowa Falls, IA

Average UV index in January - Iowa Falls, IA
  • Average UV index in January: 2

The month with the highest UV index is June (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
Iowa Falls, IA

Average cloud cover in January - Iowa Falls, IA
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in January
Iowa Falls, IA

Average visibility in January - Iowa Falls, IA
  • Average visibility in January: 5mi

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

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Iowa Falls, Iowa, USA

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