January weather forecastChatham, MI
January
Weather in January
January, the same as December, in Chatham, Michigan, is a freezing cold winter month, with an average temperature fluctuating between 16.3°F (-8.7°C) and 23.7°F (-4.6°C).Temperature
Temperature readings reach their annual highs in January, averaging 23.7°F (-4.6°C) and a minimum average of 16.3°F (-8.7°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 87%.Rainfall
The month with the least rainfall is January, when the rain falls for 4.1 days and typically collects 1.26" (32mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Chatham, in January, during 20.8 snowfall days, 5.43" (138mm) of snow is typically accumulated. In Chatham, during the entire year, snow falls for 93.2 days and aggregates up to 30.31" (770mm) of snow.Daylight
The average length of the day in January is 9h and 6min.On the first day of January, sunrise is at 8:30 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 5:49 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 1.8h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 1 in January leads to these recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Chatham, MI
- Average high temperature in January: 23.7°F
The warmest month (with the highest average high temperature) is August (69.1°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in January: 16.3°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is February (16.2°F).
Average pressure in January
Chatham, MI
- Average pressure in January: 30.01"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Chatham, MI
- Average wind speed in January: 12.7mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in January
Chatham, MI
- Average humidity in January: 87%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (76%).
Average rainfall in January
Chatham, MI
- Average rainfall in January: 1.26"
The wettest month (with the highest rainfall) is October (2.56").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in January
Chatham, MI
- Average rainfall days in January: 4.1 days
The month with the highest number of rainy days is October (14.6 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in January
Chatham, MI
- Average snowfall in January: 5.43"
The month with the highest snowfall is December (6.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Chatham, MI
- Average snowfall days in January: 20.8 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Chatham, MI
- Average daylight in January: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 1h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).
Average sunshine days in January
Chatham, MI
- Average sunshine days in January: 6.4 days
The month with the most sunshine days is August (16.3 days).
The month with the least sunshine days is January (6.4 days).
Average UV index in January
Chatham, MI
- Average UV index in January: 1
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in January
Chatham, MI
- Average cloud cover in January: 82
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Chatham, MI
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).





