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
Stepping into December, Gratiot observes a temperature decline, with the average high falling from November's cool 50°F (10°C) to an icy 40.1°F (4.5°C). Nightly temperatures drop to an average low of 29.3°F (-1.5°C) in December.Humidity
The average relative humidity in December is 82%.Rainfall
In Gratiot, in December, during 12.5 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. In Gratiot, during the entire year, the rain falls for 175.1 days and collects up to 34.09" (866mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Gratiot, in December, snow falls for 10.3 days, with typically accumulated 3.07" (78mm) of snow. Throughout the year, there are 49.7 snowfall days, and 17.01" (432mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:31 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:50 am and sunset at 5:13 pm EST.
Sunshine
The average sunshine in December is 3.9h.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 unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Gratiot have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Gratiot have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Gratiot, OH
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Gratiot, OH
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Gratiot, OH
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Gratiot, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are March, April and November (77%).
Average rainfall in December
Gratiot, OH
- Average rainfall in December: 2.91"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Gratiot, OH
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (19.8 days).
The months with the least rainy days are January and February (9.8 days).
Average snowfall in December
Gratiot, OH
- Average snowfall in December: 3.07"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Gratiot, OH
- Average snowfall days in December: 10.3 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gratiot, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Gratiot, OH
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (9.4 days).
Average UV index in December
Gratiot, OH
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Gratiot, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Gratiot, OH
- Average visibility in December: 5mi
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
Gratiot, Ohio, USA
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