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 arrival, Cassadaga's weather changes as the average high-temperature falls from a chilly 45.5°F (7.5°C) in November to an icy 36.5°F (2.5°C). Nights during December maintain a steady temperature, averaging at a freezing cold 29.3°F (-1.5°C).Humidity
In December, the average relative humidity is 82%.Rainfall
In Cassadaga, during December, the rain falls for 11.5 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Cassadaga, during the entire year, the rain falls for 176.8 days and collects up to 33.03" (839mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Cassadaga, in December, snow falls for 12.5 days, with typically accumulated 3.43" (87mm) of snow. Throughout the year, there are 67.8 snowfall days, and 22.01" (559mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:27 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:46 am and sunset at 4:54 pm EST.
Sunshine
In December, the average sunshine in Cassadaga, New York, is 2.7h.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 minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 1 during December translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. 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 average humidity in December?
How much does it rain in December?
How many days 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 in Cassadaga?
How many hours of sunshine does Cassadaga have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Cassadaga, NY
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Cassadaga, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Cassadaga, NY
- Average wind speed in December: 13.8mph
The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in December
Cassadaga, NY
- Average humidity in December: 82%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is September (77%).
Average rainfall in December
Cassadaga, NY
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in December
Cassadaga, NY
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is October (19.2 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in December
Cassadaga, NY
- Average snowfall in December: 3.43"
The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Cassadaga, NY
- Average snowfall days in December: 12.5 days
The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cassadaga, 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 6min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Cassadaga, NY
- Average sunshine days in December: 6.4 days
The month with the most sunshine days is September (11.3 days).
The month with the least sunshine days is January (5.4 days).
Average UV index in December
Cassadaga, 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
Cassadaga, NY
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Cassadaga, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Cassadaga, New York, USA
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