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
Curtisville's transition into December involves a shift in temperature, receding from a frosty 48.4°F (9.1°C) in November to a cold 38.7°F (3.7°C). Curtisville's nights in December experience an average temperature drop to a freezing cold 27.5°F (-2.5°C).Humidity
In December, the average relative humidity is 84%.Rainfall
In December, the rain falls for 13.7 days. Throughout December, 2.99" (76mm) of precipitation is accumulated. Throughout the year, in Curtisville, there are 185.5 rainfall days, and 35.59" (904mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Curtisville, in December, during 13.5 snowfall days, 4.72" (120mm) of snow is typically accumulated. In Curtisville, during the entire year, snow falls for 63.1 days and aggregates up to 25.12" (638mm) of snow.Daylight
The month with the shortest days in Curtisville is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:24 am and sunset at 4:52 pm. On the last day of December, sunrise is at 7:43 am and sunset at 5:02 pm EST.
Sunshine
In Curtisville, Pennsylvania, the average sunshine in December is 3.1h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Curtisville. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during December leads to these instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
Is December cold in Curtisville?
What is the average humidity in December in Curtisville?
How many days does it rain in December in Curtisville?
How much does it snow in Curtisville in December?
What is the month with the shortest days in Curtisville?
What is the average length of the day in December in Curtisville?
When is the sunrise / sunset in December in Curtisville?
How many hours of sunshine does Curtisville have in December?
What is the month with the lowest UV index in Curtisville?
How high is the UV index in December in Curtisville?
Average temperature in December
Curtisville, PA
- Average high temperature in December: 38.7°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in December: 27.5°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 (20.3°F).
Average pressure in December
Curtisville, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Curtisville, PA
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Curtisville, PA
- Average humidity in December: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).
Average rainfall in December
Curtisville, PA
- Average rainfall in December: 2.99"
The wettest months (with the highest rainfall) are April and May (3.66").
The driest month (with the least rainfall) is November (2.2").
Average rainfall days in December
Curtisville, PA
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (11.1 days).
Average snowfall in December
Curtisville, PA
- Average snowfall in December: 4.72"
The month with the highest snowfall is January (6.73").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Curtisville, PA
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Curtisville, PA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Curtisville, PA
- Average sunshine days in December: 9 days
The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.3 days).
Average UV index in December
Curtisville, 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
Curtisville, PA
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Curtisville, PA
- Average visibility in December: 5mi
The months with the highest visibility are April and August (6mi).
The months with the lowest visibility are January and February (4mi).
Curtisville, Pennsylvania, USA
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