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
A change in temperatures is noted as November gives way to December, with average highs reducing from an icy 42.3°F (5.7°C) to a freezing cold 30.4°F (-0.9°C). December generally records an average low-temperature of 20.5°F (-6.4°C).Humidity
The average relative humidity in December is 86%.Rainfall
In December, the rain falls for 4.6 days. Throughout December, 0.47" (12mm) of precipitation is accumulated. In Pyrites, during the entire year, the rain falls for 85.8 days and collects up to 6.46" (164mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In December, it is snowing for 7.7 days. Throughout December, 0.87" (22mm) of snow is accumulated. Throughout the year, there are 42.4 snowfall days, and 5.24" (133mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:17 am and sunset at 4:22 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:30 pm EST.
Sunshine
The average sunshine in December is 2.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Pyrites. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily UV index of 1 turns into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to 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 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 in Pyrites?
How many hours of sunshine does Pyrites have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Pyrites, NY
- Average high temperature in December: 30.4°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in December: 20.5°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
Pyrites, NY
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Pyrites, NY
- Average wind speed in December: 8.1mph
The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Pyrites, NY
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Pyrites, NY
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is October (0.79").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in December
Pyrites, NY
- Average rainfall days in December: 4.6 days
The month with the highest number of rainy days is July (10.5 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Pyrites, NY
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Pyrites, NY
- Average snowfall days in December: 7.7 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pyrites, NY
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in December
Pyrites, NY
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (16.5 days).
Average UV index in December
Pyrites, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Pyrites, NY
- Average cloud cover in December: 70
The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Pyrites, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, September, October and November (6mi).
The months with the lowest visibility are January, February, March, June, July, August and December (5mi).
Pyrites, New York, USA
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