January weather forecast
Forest City, IA

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Weather in January

January, the same as December, in Forest City, Iowa, is another subzero cold winter month, with an average temperature fluctuating between 9.9°F (-12.3°C) and 22.1°F (-5.5°C).

Temperature

Forest City, Iowa, witnesses the coldest weather in January, with temperatures averaging a high of 22.1°F (-5.5°C) and a low of 9.9°F (-12.3°C).

Humidity

With an average relative humidity of 89%, January is the most humid month in Forest City.

Rainfall

The month with the least rainfall is January, when the rain falls for 4.6 days and typically collects 0.98" (25mm) of precipitation.

Snowfall

Months with snowfall in Forest City are January through May, October through December. In Forest City, in January, during 13.3 snowfall days, 4.8" (122mm) of snow is typically accumulated. In Forest City, during the entire year, snow falls for 55.1 days and aggregates up to 22.05" (560mm) of snow.

Daylight

In Forest City, the average length of the day in January is 9h and 25min.
On the first day of January, sunrise is at 7:46 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:24 pm CST.

Sunshine

The month with the least sunshine in Forest City is January, with an average of 3.5h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Forest City, Iowa. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In January, a regular UV index of 1 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Forest City?

January, noted for its average high-temperature of 22.1°F (-5.5°C) and an average low-temperature of 9.9°F (-12.3°C), is considered the coldest month in Forest City.

How cold is it in Forest City in January?

The high-temperature, in January, in Forest City, is 22.1°F (-5.5°C), while the low-temperature averages to 9.9°F (-12.3°C).

What is the most humid month in Forest City?

With an average relative humidity of 89%, January is the most humid month in Forest City.

What is the average humidity in January in Forest City?

In January, the average relative humidity is 89%.

What is the driest month in Forest City?

The month with the least rainfall in Forest City, Iowa, is January, when the rain falls for 4.6 days and typically collects 0.98" (25mm) of precipitation.

How many days does it rain in January in Forest City?

In January, in Forest City, Iowa, the rain falls for 4.6 days. Throughout January, 0.98" (25mm) of precipitation is accumulated.

How many days does it snow in January in Forest City?

In January, in Forest City, Iowa, it is snowing for 13.3 days. Throughout January, 4.8" (122mm) of snow is accumulated.

What is the average length of the day in January in Forest City?

The average day length in January in Forest City, Iowa, is 9h and 25min.

When is the sunrise / sunset in January in Forest City?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 4:49 pm. On the last day of the month, in Forest City, sunrise is at 7:31 am and sunset at 5:24 pm CST.

What is the month with the least sunshine in Forest City?

With an average of 3.5h of sunshine, January has the least sunshine of the year in Forest City, Iowa.

How long on average sun shines in January in Forest City?

In January, the average sunshine duration in Forest City, Iowa, is 3.5h.

What are the months with the lowest UV index in Forest City?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in January in Forest City?

The average daily maximum UV index in January in Forest City, Iowa, is 1. A UV Index reading 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
Forest City, IA

Average temperature in January - Forest City, IA
  • Average high temperature in January: 22.1°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.1°F).

  • Average low temperature in January: 9.9°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in January
Forest City, IA

Average pressure in January - Forest City, 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).

Average wind speed in January
Forest City, IA

Average wind speed in January - Forest City, IA
  • Average wind speed in January: 10.8mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

Average humidity in January
Forest City, IA

Average humidity in January - Forest City, IA
  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Forest City, IA

Average rainfall in January - Forest City, IA
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is June (4.21").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in January
Forest City, IA

Average rainfall days in January - Forest City, IA
  • Average rainfall days in January: 4.6 days

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (3 days).

Average snowfall in January
Forest City, IA

Average snowfall in January - Forest City, IA
  • Average snowfall in January: 4.8"

The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Forest City, IA

Average snowfall days in January - Forest City, IA
  • Average snowfall days in January: 13.3 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Forest City, IA

Average daylight in January / Average sunshine in January - Forest City, IA
  • Average daylight in January: 9h and 2min

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 0min).

  • Average sunshine in January: 3h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in January
Forest City, IA

Average sunshine days in January - Forest City, IA
  • Average sunshine days in January: 14.9 days

The months with the most sunshine days are October and November (17.4 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in January
Forest City, IA

Average UV index in January - Forest City, IA
  • Average UV index in January: 1

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

Average cloud cover in January
Forest City, IA

Average cloud cover in January - Forest City, IA
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in January
Forest City, IA

Average visibility in January - Forest City, IA
  • Average visibility in January: 5mi

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

Forest City, Iowa, USA

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