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
In Congress, the average high-temperature in December decreases from a frosty 47.7°F (8.7°C) in November to a cold 37.4°F (3°C). An average temperature of 26.8°F (-2.9°C) marks the nights in December.Humidity
In December, the average relative humidity is 85%.Rainfall
In December, the rain falls for 7 days. Throughout December, 0.79" (20mm) of precipitation is accumulated. In Congress, during the entire year, the rain falls for 128.1 days and collects up to 13.31" (338mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Congress, it is snowing for 6.9 days. Throughout December, 0.91" (23mm) of snow is accumulated. In Congress, Ohio, during the entire year, snow falls for 38.5 days and aggregates up to 5.55" (141mm) of snow.Daylight
December has the shortest days of the year in Congress, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 5:00 pm. On the last day of December, sunrise is at 7:52 am and sunset at 5:10 pm EST.
Sunshine
The average sunshine in December is 3.4h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 transforms into these recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Congress?
What is the average humidity in December in Congress?
How much does it rain in Congress in December?
How many days does it snow in December in Congress?
What is the month with the shortest days in Congress?
What is the average length of the day in December in Congress?
When are sunrise and sunset in December in Congress?
How long on average sun shines in December in Congress?
When is the lowest UV index in Congress?
What is the UV index intensity in December in Congress?
Average temperature in December
Congress, OH
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 26.8°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 (18.5°F).
Average pressure in December
Congress, 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 (29.93"Hg).
Average wind speed in December
Congress, OH
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).
Average humidity in December
Congress, OH
- Average humidity in December: 85%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April and November (78%).
Average rainfall in December
Congress, OH
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in December
Congress, OH
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (4.9 days).
Average snowfall in December
Congress, OH
- Average snowfall in December: 0.91"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Congress, OH
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is February (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Congress, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Congress, OH
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in December
Congress, 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
Congress, OH
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Congress, 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).
Congress, Ohio, USA
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