Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest period is January, when temperatures fluctuate between an average high of 23.2°F (-4.9°C) and a low of 10.8°F (-11.8°C).Humidity
January is the most humid month in Plainfield, with an average relative humidity of 88%.Rainfall
January is the month with the least rainfall. Rain falls for 4.1 days and accumulates 0.98" (25mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Plainfield. In January, it is snowing for 12.5 days. Throughout January, 4.37" (111mm) of snow is accumulated. In Plainfield, during the entire year, snow falls for 46.8 days and aggregates up to 19.76" (502mm) of snow.Daylight
The average length of the day in January in Plainfield is 9h and 28min.On the first day of January in Plainfield, sunrise is at 7:40 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:21 pm CST.
Sunshine
January has the least sunshine of the year in Plainfield, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 1 in January translates into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
What part of the year is the coldest in Plainfield?
How cold is it in Plainfield in January?
What is the most humid month in Plainfield?
What is the average humidity in January in Plainfield?
What is the driest month in Plainfield?
How much does it rain in Plainfield in January?
How many days does it snow in January in Plainfield?
How many hours of daylight does Plainfield have in January?
When is the sunrise / sunset in January in Plainfield?
What is the month with the least sunshine in Plainfield?
How long on average sun shines in January in Plainfield?
What is the month with the lowest UV index in Plainfield?
How high is the UV index in January in Plainfield?
Average temperature in January
Plainfield, IA
- Average high temperature in January: 23.2°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (23.2°F).
- Average low temperature in January: 10.8°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 (10.8°F).
Average pressure in January
Plainfield, 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 (29.89"Hg).
Average wind speed in January
Plainfield, IA
- Average wind speed in January: 10.5mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in January
Plainfield, IA
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Plainfield, IA
- Average rainfall in January: 0.98"
The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in January
Plainfield, IA
- Average rainfall days in January: 4.1 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in January
Plainfield, IA
- Average snowfall in January: 4.37"
The month with the highest snowfall is February (5.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Plainfield, IA
- Average snowfall days in January: 12.5 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Plainfield, 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 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Plainfield, IA
- Average sunshine days in January: 15.7 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in January
Plainfield, IA
- Average UV index in January: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Plainfield, 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 33).
Average visibility in January
Plainfield, 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).
Plainfield, Iowa, USA
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