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
Willey's January weather, with an average high temperature of 26.2°F (-3.2°C) and an average low temperature of 13.6°F (-10.2°C), tends to be the coldest of the year.Humidity
With an average relative humidity of 84%, January is the most humid month.Rainfall
The month with the least rainfall in Willey is January, when the rain falls for 4.6 days and typically collects 0.94" (24mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Willey, in January, during 11.8 snowfall days, 4.02" (102mm) of snow is typically accumulated. In Willey, during the entire year, snow falls for 44.8 days and aggregates up to 19.8" (503mm) of snow.Daylight
The average length of the day in January is 9h and 32min.On the first day of January in Willey, sunrise is at 7:47 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:32 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 4.2h of sunshine.UV index
The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 during January translates into the following directions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. When the Sun is at its strongest around midday, find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are the coldest months in Willey?
How cold is January in Willey?
What is the most humid month in Willey?
What is the average humidity in January in Willey?
What is the driest month in Willey?
How much does it rain in Willey in January?
How many days does it snow in January in Willey?
How many hours of daylight does Willey have in January?
When are sunrise and sunset in January in Willey?
What is the month with the least sunshine in Willey?
How long on average sun shines in January in Willey?
What is the UV index reading in January in Willey?
Average temperature in January
Willey, IA
- Average high temperature in January: 26.2°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in January: 13.6°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in January
Willey, 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
Willey, IA
- Average wind speed in January: 11.1mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in January
Willey, IA
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).
Average rainfall in January
Willey, IA
- Average rainfall in January: 0.94"
The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in January
Willey, IA
- Average rainfall days in January: 4.6 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in January
Willey, IA
- Average snowfall in January: 4.02"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Willey, IA
- Average snowfall days in January: 11.8 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Willey, IA
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in January
Willey, IA
- Average sunshine days in January: 16.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10 days).
Average UV index in January
Willey, IA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in January
Willey, IA
- Average cloud cover in January: 55
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in January
Willey, IA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).
Willey, Iowa, USA
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