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
Clymer experiences a temperature shift at the start of December, with average high-temperatures adjusting from a frosty 43.9°F (6.6°C) in November to an icy 34.7°F (1.5°C). The December average low temperature, marginally lower than the daytime high, records at a subzero cold 25.7°F (-3.5°C).Humidity
In Clymer, New York, the average relative humidity in December is 89%.Rainfall
In December, the rain falls for 8.4 days. Throughout December, 2.95" (75mm) of precipitation is accumulated. In Clymer, during the entire year, the rain falls for 164.4 days and collects up to 31.46" (799mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 18.6 days and typically aggregates up to 10.87" (276mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:27 am and sunset at 4:47 pm. On the last day of December, sunrise is at 7:46 am and sunset at 4:57 pm EST.
Sunshine
In December, the average sunshine is 2h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December in Clymer?
What is the snowiest month?
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?
When are sunrise and sunset in December?
How many hours of sunshine does Clymer have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Clymer, NY
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average pressure in December
Clymer, NY
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Clymer, NY
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in December
Clymer, NY
- Average humidity in December: 89%
The months with the highest relative humidity are January and February (90%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in December
Clymer, NY
- Average rainfall in December: 2.95"
The wettest months (with the highest rainfall) are April and October (3.07").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
Clymer, NY
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (7.1 days).
Average snowfall in December
Clymer, NY
- Average snowfall in December: 10.87"
The month with the highest snowfall is December (10.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clymer, NY
- Average snowfall days in December: 18.6 days
The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clymer, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 2h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in December
Clymer, NY
- Average sunshine days in December: 6.5 days
The month with the most sunshine days is June (11.9 days).
The month with the least sunshine days is January (5.9 days).
Average UV index in December
Clymer, NY
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Clymer, NY
- Average cloud cover in December: 80
The month with the most cloud cover is January (Cloud cover 82).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Clymer, NY
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Clymer, New York, USA
Weather forecast for your location
2. Allow the app to use your location