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 month is January, with an average high-temperature of 29.3°F (-1.5°C) and an average low-temperature of 21.7°F (-5.7°C).Humidity
With an average relative humidity of 84%, January is the most humid month.Rainfall
In Grand Haven, it is raining for 5.3 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, in Grand Haven, there are 139.5 rainfall days, and 22.8" (579mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Grand Haven. In Grand Haven, during 15.2 snowfall days, 3.39" (86mm) of snow is typically accumulated. Throughout the year, there are 55 snowfall days, and 14.21" (361mm) of snow is accumulated.Daylight
In January, the average length of the day in Grand Haven is 9h and 26min.On the first day of January, sunrise is at 8:16 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 5:55 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 2.3h of sunshine.UV index
January 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 low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the average maximum UV index of 1 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the coldest month in Grand Haven?
What is the temperature in January in Grand Haven?
What is the most humid month in Grand Haven?
What is the average humidity in January in Grand Haven?
How many days does it rain in January in Grand Haven?
How many days does it snow in January in Grand Haven?
What is the average length of the day in January in Grand Haven?
What time are sunrise and sunset in January in Grand Haven?
What is the month with the least sunshine in Grand Haven?
How long on average sun shines in January in Grand Haven?
When is the lowest UV index in Grand Haven?
How high is the UV index in January in Grand Haven?
Average temperature in January
Grand Haven, MI
- Average high temperature in January: 29.3°F
The warmest month (with the highest average high temperature) is August (75.2°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in January: 21.7°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 (21.7°F).
Average pressure in January
Grand Haven, 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
Grand Haven, MI
- Average wind speed in January: 12.6mph
The windiest months (with the highest average wind speed) are January and November (12.6mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in January
Grand Haven, MI
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in January
Grand Haven, MI
- Average rainfall in January: 1.42"
The wettest month (with the highest rainfall) is October (2.56").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in January
Grand Haven, MI
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is October (16.5 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in January
Grand Haven, MI
- Average snowfall in January: 3.39"
The month with the highest snowfall is February (4.13").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Grand Haven, MI
- Average snowfall days in January: 15.2 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Grand Haven, MI
- Average daylight in January: 9h and 26min
The month with the longest days is June (Average daylight: 15h and 19min).
The month with the shortest days is December (Average daylight: 9h and 4min).
- Average sunshine in January: 2h and 18min
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 18min).
Average sunshine days in January
Grand Haven, MI
- Average sunshine days in January: 9.2 days
The month with the most sunshine days is March (16.2 days).
The month with the least sunshine days is January (9.2 days).
Average UV index in January
Grand Haven, MI
- Average UV index in January: 1
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Grand Haven, MI
- Average cloud cover in January: 77
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in January
Grand Haven, MI
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
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