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
With December's onset, the average high-temperature recedes from November's frosty 47.8°F (8.8°C) to a cold 37.6°F (3.1°C). December witnesses an average nighttime temperature of 27.1°F (-2.7°C).Humidity
The average relative humidity in December is 84%.Rainfall
In December, the rain falls for 10.6 days. Throughout December, 2.48" (63mm) of precipitation is accumulated. Throughout the year, there are 175.8 rainfall days, and 32.32" (821mm) of precipitation is accumulated.Snowfall
Months with snowfall in Thomastown are January through May, October through December. In Thomastown, in December, snow falls for 14.9 days, with typically accumulated 5.43" (138mm) of snow. Throughout the year, there are 71.6 snowfall days, and 27.09" (688mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:32 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:07 pm EST.
Sunshine
In December, the average sunshine is 3.2h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 1 in December transforms into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during 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 in Thomastown?
How many hours of daylight does Thomastown have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Thomastown, OH
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.1°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Thomastown, OH
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Thomastown, OH
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in December
Thomastown, OH
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in December
Thomastown, OH
- Average rainfall in December: 2.48"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in December
Thomastown, OH
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in December
Thomastown, OH
- Average snowfall in December: 5.43"
The month with the highest snowfall is January (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Thomastown, OH
- Average snowfall days in December: 14.9 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Thomastown, OH
- Average daylight in December: 9h and 2min
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 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Thomastown, OH
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is November (13.1 days).
The month with the least sunshine days is February (7.6 days).
Average UV index in December
Thomastown, OH
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Thomastown, OH
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Thomastown, OH
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July and August (6mi).
The months with the lowest visibility are January and February (4mi).
Thomastown, Ohio, USA
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