January weather forecastMackinaw City, MI

January
Weather in January
Mackinaw City, Michigan, experiences a clear transition from the prior year, with low temperatures and heightened snowfall. The frigid chill of January paired with the lingering short daylight hours, calls for thick coats and snow boots. Nonetheless, this meteorological concoction transforms Mackinaw City into a serene winter wonderland, teeming with opportunities for snow-based activities. The reliability of snow coverage and icy conditions at this period have shaped the identity of the locale. January, on average, sees 21.9 days of snowfall with aggregates reaching up to 5.91" (150mm), marking the start of the Michigan's extreme "ice-box" winters.Temperature
In Mackinaw City, Michigan, the lowest temperatures are generally noted in January, averaging a high of 23.4°F (-4.8°C) and a low of 14.7°F (-9.6°C).Humidity
January and February, with an average relative humidity of 89%, are the most humid months in Mackinaw City, Michigan.Rainfall
The month with the least rainfall is January, when the rain falls for 5.8 days and typically collects 1.3" (33mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 21.9 days and typically aggregates up to 5.91" (150mm) of snow.Daylight
In January, the average length of the day in Mackinaw City is 9h and 10min.On the first day of January, sunrise is at 8:19 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:42 pm EST.
Sunshine
January has the least sunshine of the year in Mackinaw City, with an average of 1.9h 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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: In January, a regular UV index of 1 translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mackinaw City, MI
- Average high temperature in January: 23.4°F
The warmest month (with the highest average high temperature) is July (71.4°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in January: 14.7°F
The month with the highest average low temperature is August (58.6°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).
Average pressure in January
Mackinaw City, MI
- Average pressure in January: 30.01"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
Mackinaw City, MI
- Average wind speed in January: 10.4mph
The windiest months (with the highest average wind speed) are November and December (10.9mph).
The calmest months (with the lowest average wind speed) are June and July (7.6mph).
Average humidity in January
Mackinaw City, MI
- Average humidity in January: 89%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (75%).
Average rainfall in January
Mackinaw City, MI
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is October (2.72").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in January
Mackinaw City, MI
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is October (16.5 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in January
Mackinaw City, MI
- Average snowfall in January: 5.91"
The month with the highest snowfall is January (5.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Mackinaw City, MI
- Average snowfall days in January: 21.9 days
The month with the highest number of snowfall days is January (21.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mackinaw City, MI
- Average daylight in January: 9h and 12min
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 54min
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 54min).
Average sunshine days in January
Mackinaw City, MI
- Average sunshine days in January: 7.1 days
The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is January (7.1 days).
Average UV index in January
Mackinaw City, MI
- Average UV index in January: 1
The months with the highest UV index are June, 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
Mackinaw City, MI
- Average cloud cover in January: 80
The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in January
Mackinaw City, MI
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





