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
Greenville experiences its lowest temperatures in January, with an average peak of 27°F (-2.8°C) and a low of 17.1°F (-8.3°C).Humidity
With an average relative humidity of 88%, January is the most humid month.Rainfall
In Greenville, during January, the rain falls for 8.6 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Greenville, during the entire year, the rain falls for 156.9 days and collects up to 26.14" (664mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 20.7 days and accumulates 7.13" (181mm) of snow.Daylight
The average length of the day in January is 9h and 25min.On the first day of January, sunrise is at 8:12 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:51 pm EST.
Sunshine
January has the least sunshine of the year in Greenville, with an average of 2.5h of sunshine.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 1 during January, leads to the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is January?
What is the most humid month?
What is the average humidity in January?
How many days does it rain in January?
What is the snowiest month?
How much does it snow in January?
How many hours of daylight does Greenville have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Greenville have in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Greenville, MI
- Average high temperature in January: 27°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in January
Greenville, MI
- Average pressure in January: 30.06"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Greenville, MI
- Average wind speed in January: 9.6mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in January
Greenville, MI
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in January
Greenville, MI
- Average rainfall in January: 1.97"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in January
Greenville, MI
- Average rainfall days in January: 8.6 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in January
Greenville, MI
- Average snowfall in January: 7.13"
The month with the highest snowfall is January (7.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Greenville, MI
- Average snowfall days in January: 20.7 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Greenville, MI
- Average daylight in January: 9h and 2min
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: 2h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in January
Greenville, MI
- Average sunshine days in January: 7.8 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in January
Greenville, MI
- 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
Greenville, MI
- Average cloud cover in January: 73
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Greenville, MI
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
The month with the lowest visibility is January (4mi).
Greenville, Michigan, USA
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