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
December indicates a shift in the average high-temperature, from November's chilly 44.2°F (6.8°C) to an icy 33.3°F (0.7°C). In Attica, the month of December brings a consistent average low-temperature of 25°F (-3.9°C), slightly cooler than its daytime highs.Humidity
In December, the average relative humidity in Attica, Michigan, is 84%.Rainfall
The month with the least rainfall in Attica is December, when the rain falls for 7.5 days and typically collects 1.22" (31mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Attica, it is snowing for 13.7 days. Throughout December, 2.48" (63mm) of snow is accumulated. Throughout the year, in Attica, there are 62.9 snowfall days, and 16.77" (426mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Attica.On the first day of December, sunrise is at 7:44 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:08 pm EST.
Sunshine
In Attica, the average sunshine in December is 3.1h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Attica, Michigan. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Attica in December?
What is the average humidity in December in Attica?
What is the driest month in Attica?
How many days does it rain in December in Attica?
How much does it snow in Attica in December?
What is the month with the shortest days in Attica?
What is the average length of the day in December in Attica?
What time are sunrise and sunset in December in Attica?
How long on average sun shines in December in Attica?
When is the lowest UV index in Attica?
What is the UV index reading in December in Attica?
Average temperature in December
Attica, MI
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 25°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in December
Attica, MI
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Attica, MI
- Average wind speed in December: 10mph
The windiest months (with the highest average wind speed) are January and February (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Attica, MI
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Attica, MI
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is December (1.22").
Average rainfall days in December
Attica, MI
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in December
Attica, MI
- Average snowfall in December: 2.48"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Attica, MI
- Average snowfall days in December: 13.7 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Attica, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Attica, MI
- Average sunshine days in December: 12.2 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in December
Attica, MI
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Attica, MI
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Attica, MI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February and September (5mi).
Attica, Michigan, USA
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