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
January is the coldest month, with the temperature often reaching an average high of 27.9°F (-2.3°C) and an average low of 15.3°F (-9.3°C).Humidity
The most humid month is January, with an average relative humidity of 84%.Rainfall
In Long Grove, in January, during 3.3 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. In Long Grove, during the entire year, the rain falls for 113.5 days and collects up to 14.25" (362mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 9.3 days and accumulates 2.09" (53mm) of snow.Daylight
In Long Grove, the average length of the day in January is 9h and 34min.On the first day of January, sunrise is at 7:29 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:15 pm CST.
Sunshine
With an average of 3.9h of sunshine, January has the least sunshine of the year.UV index
January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 1 during January leads to these instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
What is the snowiest month?
How much does it snow in January?
How many hours of daylight does Long Grove have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine in Long Grove?
How many hours of sunshine does Long Grove have in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Long Grove, IA
- Average high temperature in January: 27.9°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in January: 15.3°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in January
Long Grove, IA
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Long Grove, IA
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in January
Long Grove, IA
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Long Grove, IA
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is December (0.51").
Average rainfall days in January
Long Grove, IA
- Average rainfall days in January: 3.3 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (3.3 days).
Average snowfall in January
Long Grove, IA
- Average snowfall in January: 2.09"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Long Grove, IA
- Average snowfall days in January: 9.3 days
The month with the highest number of snowfall days is January (9.3 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
Long Grove, IA
- Average daylight in January: 9h and 4min
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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Long Grove, IA
- Average sunshine days in January: 19.6 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is June (12.9 days).
Average UV index in January
Long Grove, IA
- Average UV index in January: 1
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Long Grove, IA
- Average cloud cover in January: 58
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are July, August and September (Cloud cover 30).
Average visibility in January
Long Grove, IA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Long Grove, Iowa, USA
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