January weather forecastReadfield, WI

January

Weather in January

January, the same as December, in Readfield, Wisconsin, is another subzero cold winter month, with an average temperature ranging between min 10.6°F (-11.9°C) and max 21.9°F (-5.6°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 21.9°F (-5.6°C) and as low as 10.6°F (-11.9°C).

Humidity

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

Rainfall

The month with the least rainfall is January, when the rain falls for 4 days and typically collects 1.18" (30mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 12.9 days and typically aggregates up to 6.06" (154mm) of snow.

Daylight

The average length of the day in January is 9h and 19min.
On the first day of January, sunrise is at 7:30 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:02 pm CST.

Sunshine

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

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 1 during January, leads to the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The coldest temperatures in Readfield occur during January, when averages reach a peak of 21.9°F (-5.6°C) and a low of 10.6°F (-11.9°C).

In January, the average high-temperature and low-temperature are 21.9°F (-5.6°C) and 10.6°F (-11.9°C) respectively.

The most humid month is January, with an average relative humidity of 89%.

In January, the average relative humidity in Readfield is 89%.

The month with the least rainfall is January, when the rain falls for 4 days and typically collects 1.18" (30mm) of precipitation.

In Readfield, in January, it is raining for 4 days, with typically 1.18" (30mm) of accumulated precipitation.

The month with the most snowfall is January, when snow falls for 12.9 days and typically aggregates up to 6.06" (154mm) of snow.

In Readfield, in January, snow falls for 12.9 days, with typically accumulated 6.06" (154mm) of snow.

In Readfield, the average day length in January is 9h and 19min.

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:02 pm CST.

January has the least sunshine of the year, with an average of 3.5h of sunshine.

The average sunshine duration in January is 3.5h.

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

In Readfield, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Readfield, WI

  • Average high temperature in January: 21.9°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (21.9°F).

  • Average low temperature in January: 10.6°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

Average pressure in January
Readfield, WI

  • Average pressure in January: 30.09"Hg

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Readfield, WI

  • Average wind speed in January: 9.6mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in January
Readfield, WI

  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January
Readfield, WI

  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in January
Readfield, WI

  • Average rainfall days in January: 4 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4 days).

Average snowfall in January
Readfield, WI

  • Average snowfall in January: 6.06"

The month with the highest snowfall is January (6.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Readfield, WI

  • Average snowfall days in January: 12.9 days

The month with the highest number of snowfall days is December (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Readfield, WI

  • Average daylight in January: 9h and 18min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 3h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in January
Readfield, WI

  • Average sunshine days in January: 16.5 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is April (11.7 days).

Average UV index in January
Readfield, WI

  • Average UV index in January: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in January
Readfield, WI

  • 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 July (Cloud cover 33).

Average visibility in January
Readfield, WI

  • Average visibility in January: 5mi

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