January weather forecast
Earlham, IA

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Weather in January

January, the same as December, in Earlham, Iowa, is a freezing cold winter month, with an average temperature varying between 28°F (-2.2°C) and 14.4°F (-9.8°C).

Temperature

With an average high-temperature of 28°F (-2.2°C) and an average low-temperature of 14.4°F (-9.8°C), January is the coldest month.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 82%.

Rainfall

The month with the least rainfall is January, when the rain falls for 3.6 days and typically collects 0.47" (12mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Earlham, in January, during 8.9 snowfall days, 1.93" (49mm) of snow is typically accumulated. Throughout the year, in Earlham, there are 32 snowfall days, and 7.32" (186mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 35min.
On the first day of January, sunrise is at 7:42 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:30 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4.3h of sunshine.

UV index

With an average maximum UV index of 1, January is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 1 suggests these recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Earlham experiences its lowest temperatures in January, with an average peak of 28°F (-2.2°C) and a low of 14.4°F (-9.8°C).

How cold is it in January?

The high-temperature, in January, in Earlham, records 28°F (-2.2°C), while the low-temperature is 14.4°F (-9.8°C).

What is the most humid month in Earlham?

The months with the highest humidity in Earlham are January and February, with an average relative humidity of 82%.

What is the average humidity in January?

In Earlham, the average relative humidity in January is 82%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 3.6 days and accumulates 0.47" (12mm) of precipitation.

How much does it rain in January?

In Earlham, in January, it is raining for 3.6 days, with typically 0.47" (12mm) of accumulated precipitation.

How much does it snow in January?

In Earlham, during January, snow falls for 8.9 days and regularly aggregates up to 1.93" (49mm) of snow.

What is the average length of the day in January?

In Earlham, the average day length in January is 9h and 35min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:42 am and sunset at 4:57 pm. On the last day of the month, in Earlham, sunrise is at 7:29 am and sunset at 5:30 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.3h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 4.3h.

When is the lowest UV index?

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

How high is the UV index in January?

In January, the average daily maximum UV index in Earlham is 1. A UV Index estimate of 2, and below, represents a low health threat 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
Earlham, IA

Average temperature in January - Earlham, IA
  • Average high temperature in January: 28°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in January: 14.4°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in January
Earlham, IA

Average pressure in January - Earlham, 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).

Average wind speed in January
Earlham, IA

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

The windiest months (with the highest average wind speed) are January and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in January
Earlham, IA

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

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Earlham, IA

Average rainfall in January - Earlham, IA
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in January
Earlham, IA

Average rainfall days in January - Earlham, IA
  • Average rainfall days in January: 3.6 days

The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.8 days).

Average snowfall in January
Earlham, IA

Average snowfall in January - Earlham, IA
  • Average snowfall in January: 1.93"

The month with the highest snowfall is February (2.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Earlham, IA

Average snowfall days in January - Earlham, IA
  • Average snowfall days in January: 8.9 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

Average sunshine days in January
Earlham, IA

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

The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in January
Earlham, IA

Average UV index in January - Earlham, 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).

Average cloud cover in January
Earlham, IA

Average cloud cover in January - Earlham, IA
  • Average cloud cover in January: 53

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in January
Earlham, IA

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

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

Earlham, Iowa, USA

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