January weather forecastNorthfield, IA
January
Weather in January
January, like December, is a freezing cold winter month in Northfield, Iowa, with temperature in the range of an average high of 29.7°F (-1.3°C) and an average low of 17.4°F (-8.1°C).Temperature
Northfield's January weather, with an average high temperature of 29.7°F (-1.3°C) and an average low temperature of 17.4°F (-8.1°C), tends to be the coldest of the year.Humidity
In Northfield, the average relative humidity in January is 81%.Rainfall
In January, the rain falls for 4.7 days. Throughout January, 1.1" (28mm) of precipitation is accumulated. Throughout the year, there are 130.4 rainfall days, and 21.81" (554mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 10 days and accumulates 3.03" (77mm) of snow.Daylight
The average length of the day in January is 9h and 37min.On the first day of the month, sunrise is at 7:29 am and sunset at 4:46 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:19 pm CST.
Sunshine
With an average of 4.2h of sunshine, January has the least sunshine of the year.UV index
January is the month with the lowest UV index in Northfield, Iowa, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During January, 1 as the daily maximum UV index converts into the following advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Northfield, IA
- Average high temperature in January: 29.7°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in January: 17.4°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in January
Northfield, IA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Northfield, IA
- Average wind speed in January: 10.6mph
The windiest months (with the highest average wind speed) are January, February, March and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in January
Northfield, IA
- Average humidity in January: 81%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Northfield, IA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in January
Northfield, IA
- Average rainfall days in January: 4.7 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in January
Northfield, IA
- Average snowfall in January: 3.03"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Northfield, IA
- Average snowfall days in January: 10 days
The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Northfield, IA
- Average daylight in January: 9h and 36min
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 18min).
- Average sunshine in January: 4h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in January
Northfield, IA
- Average sunshine days in January: 17.6 days
The months with the most sunshine days are October and December (18.5 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in January
Northfield, IA
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Northfield, IA
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Northfield, IA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





