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 tends to be January, when average temperatures fluctuate between a high of 28.8°F (-1.8°C) and a low of 21.6°F (-5.8°C).Humidity
With an average relative humidity of 84%, January is the most humid month.Rainfall
In January, the rain falls for 5.4 days. Throughout January, 1.85" (47mm) of precipitation is accumulated. In Whitehall, during the entire year, the rain falls for 147 days and collects up to 26.54" (674mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. The month with the most snowfall is January, when snow falls for 18.3 days and typically aggregates up to 5.51" (140mm) of snow.Daylight
The average length of the day in January is 9h and 24min.On the first day of January, sunrise is at 8:17 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:55 pm EST.
Sunshine
With an average of 2.2h of sunshine, January has the least sunshine of the year.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 1 in January interprets into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. 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 January?
What is the most humid month?
What is the average humidity in January?
How many days does it rain in January?
When does it snow the most?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Whitehall have in January?
When is the lowest UV index in Whitehall?
How high is the UV index in January?
Average temperature in January
Whitehall, MI
- Average high temperature in January: 28.8°F
The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in January: 21.6°F
The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in January
Whitehall, MI
- Average pressure in January: 30.07"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
Whitehall, MI
- Average wind speed in January: 12.7mph
The windiest month (with the highest average wind speed) is November (13mph).
The calmest month (with the lowest average wind speed) is July (8.2mph).
Average humidity in January
Whitehall, MI
- 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 (76%).
Average rainfall in January
Whitehall, MI
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is October (3.46").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in January
Whitehall, MI
- Average rainfall days in January: 5.4 days
The month with the highest number of rainy days is October (18.4 days).
The month with the least rainy days is February (5 days).
Average snowfall in January
Whitehall, MI
- Average snowfall in January: 5.51"
The month with the highest snowfall is January (5.51").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Whitehall, MI
- Average snowfall days in January: 18.3 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Whitehall, MI
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 2h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in January
Whitehall, MI
- Average sunshine days in January: 6.3 days
The month with the most sunshine days is July (14.8 days).
The month with the least sunshine days is January (6.3 days).
Average UV index in January
Whitehall, MI
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in January
Whitehall, MI
- Average cloud cover in January: 78
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in January
Whitehall, MI
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Whitehall, Michigan, USA
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