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 the onset of December, Clarence's average high-temperature adjusts, receding from November's chilly 45.5°F (7.5°C) to a wintry 35.2°F (1.8°C). A mean low-temperature of 26.2°F (-3.2°C) is anticipated during the month of December, a slight step down from the daytime high.Humidity
In December, the average relative humidity is 85%.Rainfall
In Clarence, during December, the rain falls for 9.9 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 161.5 rainfall days, and 28.19" (716mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Clarence, during December, snow falls for 17.2 days and regularly aggregates up to 6.69" (170mm) of snow. In Clarence, during the entire year, snow falls for 84.1 days and aggregates up to 38.07" (967mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:26 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:49 pm EST.
Sunshine
The average sunshine in December is 2.6h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 1 in December translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take careful note! The UV radiation of the Sun can be nearly 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 average humidity in December?
How much does it rain in December?
How many days does it snow in December in Clarence?
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 long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Clarence, NY
- Average high temperature in December: 35.2°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Clarence, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Clarence, NY
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in December
Clarence, NY
- Average humidity in December: 85%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Clarence, NY
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Clarence, NY
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in December
Clarence, NY
- Average snowfall in December: 6.69"
The month with the highest snowfall is February (9.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clarence, NY
- Average snowfall days in December: 17.2 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clarence, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).
Average sunshine days in December
Clarence, NY
- Average sunshine days in December: 8.1 days
The month with the most sunshine days is September (14.4 days).
The months with the least sunshine days are January and February (6.5 days).
Average UV index in December
Clarence, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Clarence, NY
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Clarence, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (4mi).
Clarence, New York, USA
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