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
Westboro in December undergoes a mild reduction in the average high-temperature, shifting from November's cool 50.7°F (10.4°C) to a wintry 40.6°F (4.8°C). Westboro's nights in December cool down to an average low-temperature of 29.5°F (-1.4°C).Humidity
January, February and December, with an average relative humidity of 82%, are the most humid months in Westboro.Rainfall
In Westboro, in December, it is raining for 9.8 days, with typically 1.3" (33mm) of accumulated precipitation. In Westboro, during the entire year, the rain falls for 139.1 days and collects up to 16.38" (416mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Westboro, in December, snow falls for 7.6 days, with typically accumulated 0.83" (21mm) of snow. In Westboro, during the entire year, snow falls for 33.4 days and aggregates up to 5.47" (139mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:36 am and sunset at 5:12 pm. On the last day of December, sunrise is at 7:55 am and sunset at 5:22 pm EST.
Sunshine
In December, the average sunshine in Westboro, Ohio, is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Heads up! The UV radiation from the Sun can almost be doubled 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 most humid month?
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?
What time are sunrise and sunset in December?
How many hours of sunshine does Westboro have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Westboro, OH
- Average high temperature in December: 40.6°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in December: 29.5°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in December
Westboro, OH
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Westboro, OH
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Westboro, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Westboro, OH
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in December
Westboro, OH
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Westboro, OH
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Westboro, OH
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Westboro, OH
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Westboro, OH
- Average sunshine days in December: 16.1 days
The months with the most sunshine days are October and November (19 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in December
Westboro, OH
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Westboro, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Westboro, OH
- 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).
Westboro, Ohio, USA
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