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
The average high-temperature drops in December, from November's frosty 46.4°F (8°C) to an icy 36.9°F (2.7°C). Throughout December, Kelayres witnesses a nighttime temperature average of 25.9°F (-3.4°C).Humidity
In Kelayres, the average relative humidity in December is 83%.Rainfall
In Kelayres, during December, the rain falls for 11 days and regularly aggregates up to 2.83" (72mm) of precipitation. Throughout the year, there are 163.3 rainfall days, and 34.37" (873mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Kelayres, during December, snow falls for 10.7 days and regularly aggregates up to 4.57" (116mm) of snow. Throughout the year, in Kelayres, there are 53.8 snowfall days, and 33.66" (855mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:46 pm EST.
Sunshine
The average sunshine in December is 3.9h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the UV index of 1 transforms into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
How cold is December in Kelayres?
What is the average humidity in December in Kelayres?
How much does it rain in Kelayres in December?
How many days does it snow in December in Kelayres?
What is the month with the shortest days in Kelayres?
How many hours of daylight does Kelayres have in December?
When are sunrise and sunset in December in Kelayres?
How long on average sun shines in December in Kelayres?
What is the month with the lowest UV index in Kelayres?
How high is the UV index in December in Kelayres?
Average temperature in December
Kelayres, PA
- Average high temperature in December: 36.9°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Kelayres, 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
Kelayres, PA
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Kelayres, PA
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (78%).
Average rainfall in December
Kelayres, PA
- Average rainfall in December: 2.83"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in December
Kelayres, PA
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Kelayres, PA
- Average snowfall in December: 4.57"
The months with the highest snowfall are January and February (7.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Kelayres, PA
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is February (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kelayres, PA
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Kelayres, PA
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (8.7 days).
Average UV index in December
Kelayres, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Kelayres, PA
- Average cloud cover in December: 60
The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Kelayres, 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).
Kelayres, Pennsylvania, USA
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