December weather forecastNicholson, PA
December
Weather in December
December, the first month of the winter in Nicholson, is also a wintry month, with an average temperature ranging between min 25.7°F (-3.5°C) and max 35.6°F (2°C).Temperature
The start of December signals a decrease in the average high-temperature, transitioning from a frosty 45.5°F (7.5°C) in November to an icy 35.6°F (2°C). An average nighttime temperature of 25.7°F (-3.5°C) is witnessed throughout December.Humidity
February and December, with an average relative humidity of 84%, are the most humid months.Rainfall
In Nicholson, during December, the rain falls for 11.8 days and regularly aggregates up to 2.01" (51mm) of precipitation. In Nicholson, Pennsylvania, during the entire year, the rain falls for 159.9 days and collects up to 26.65" (677mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Nicholson, during December, snow falls for 12.5 days and regularly aggregates up to 4.92" (125mm) of snow. In Nicholson, during the entire year, snow falls for 64.6 days and aggregates up to 28.03" (712mm) 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 December, sunrise is at 7:11 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:43 pm EST.
Sunshine
January, February and December, with an average of 3.4h of sunshine, are months with the least sunshine.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 suggests these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Nicholson, PA
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in December
Nicholson, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Nicholson, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Nicholson, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).
Average rainfall in December
Nicholson, PA
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Nicholson, PA
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in December
Nicholson, PA
- Average snowfall in December: 4.92"
The month with the highest snowfall is February (7.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Nicholson, PA
- Average snowfall days in December: 12.5 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Nicholson, PA
- Average daylight in December: 9h and 12min
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 12min).
- Average sunshine in December: 3h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 24min).
Average sunshine days in December
Nicholson, PA
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in December
Nicholson, PA
- 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
Nicholson, PA
- Average cloud cover in December: 65
The months with the most cloud cover are January, February and December (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in December
Nicholson, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





