Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The arrival of December corresponds with a shift in temperature, down from a frosty 46°F (7.8°C) in November to a wintry 36.5°F (2.5°C). A slight dip in temperature to a freezing cold 29.1°F (-1.6°C) marks the average nights during December.Humidity
In December, the average relative humidity is 81%.Rainfall
In Grand Beach, in December, it is raining for 8.5 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, there are 152.6 rainfall days, and 26.3" (668mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In Grand Beach, Michigan, in December, snow falls for 9.6 days, with typically accumulated 1.97" (50mm) of snow. In Grand Beach, during the entire year, snow falls for 44 days and aggregates up to 9.72" (247mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:55 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 5:26 pm EST.
Sunshine
The average sunshine in December is 3.7h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 1 in December translates into these instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the 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. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Grand Beach, MI
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Grand Beach, MI
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Grand Beach, MI
- Average wind speed in December: 12.2mph
The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in December
Grand Beach, MI
- Average humidity in December: 81%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Grand Beach, MI
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in December
Grand Beach, MI
- Average rainfall days in December: 8.5 days
The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is January (6 days).
Average snowfall in December
Grand Beach, MI
- Average snowfall in December: 1.97"
The month with the highest snowfall is January (2.6").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Grand Beach, MI
- Average snowfall days in December: 9.6 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Grand Beach, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in December
Grand Beach, MI
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is March (14.4 days).
The month with the least sunshine days is January (10 days).
Average UV index in December
Grand Beach, MI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Grand Beach, MI
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Grand Beach, MI
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Grand Beach, Michigan, USA
Weather forecast for your location
2. Allow the app to use your location