December weather forecastCrestline, OH
December
Weather in December
December, the first month of the winter in Crestline, is also an icy month, with an average temperature fluctuating between 37.4°F (3°C) and 27.3°F (-2.6°C).Temperature
December brings a drop in Crestline's average high-temperature, falling from a chilly 47.5°F (8.6°C) in November to an icy 37.4°F (3°C). During December, the nighttime temperature averages to a freezing cold 27.3°F (-2.6°C).Humidity
The average relative humidity in December is 83%.Rainfall
In Crestline, in December, it is raining for 9.5 days, with typically 2.13" (54mm) of accumulated precipitation. In Crestline, during the entire year, the rain falls for 160.8 days and collects up to 30.24" (768mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Crestline, Ohio, in December, snow falls for 9.8 days, with typically accumulated 3.23" (82mm) of snow. Throughout the year, there are 46.1 snowfall days, and 15.67" (398mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:36 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:13 pm EST.
Sunshine
In Crestline, the average sunshine in December is 3.7h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. 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
Average temperature in December
Crestline, OH
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Crestline, OH
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Crestline, OH
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in December
Crestline, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in December
Crestline, OH
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Crestline, OH
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Crestline, OH
- Average snowfall in December: 3.23"
The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Crestline, OH
- Average snowfall days in December: 9.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Crestline, OH
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Crestline, OH
- Average sunshine days in December: 14 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in December
Crestline, OH
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Crestline, OH
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Crestline, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





