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
December is characterized by a reduction in the average high-temperature, from a fresh 53.4°F (11.9°C) in November to a chilly 44.4°F (6.9°C). In Saint Georges, December is marked by an average low-temperature of 33.3°F (0.7°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Saint Georges, Delaware, in December, during 9.6 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, in Saint Georges, there are 145.9 rainfall days, and 24.45" (621mm) of precipitation is accumulated.Snowfall
Months with snowfall in Saint Georges are January through April, November and December. In Saint Georges, during December, snow falls for 2.1 days and regularly aggregates up to 0.35" (9mm) of snow. In Saint Georges, during the entire year, snow falls for 13 days and aggregates up to 5.24" (133mm) of snow.Daylight
The month with the shortest days in Saint Georges is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 4:39 pm. On the last day of December, in Saint Georges, sunrise is at 7:22 am and sunset at 4:48 pm EST.
Sunshine
The average sunshine in December in Saint Georges is 5.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Saint Georges during December?
What is the average humidity in December in Saint Georges?
How much does it rain in Saint Georges in December?
How much does it snow in Saint Georges in December?
What is the month with the shortest days in Saint Georges?
What is the average length of the day in December in Saint Georges?
When is the sunrise / sunset in December in Saint Georges?
How long on average sun shines in December in Saint Georges?
What is the month with the lowest UV index in Saint Georges?
What is the UV index intensity in December in Saint Georges?
Average temperature in December
Saint Georges, DE
- Average high temperature in December: 44.4°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in December: 33.3°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in December
Saint Georges, DE
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Saint Georges, DE
- Average wind speed in December: 8.1mph
The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Saint Georges, DE
- Average humidity in December: 77%
The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Saint Georges, DE
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in December
Saint Georges, DE
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Saint Georges, DE
- Average snowfall in December: 0.35"
The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Saint Georges, DE
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Saint Georges, DE
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Saint Georges, DE
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in December
Saint Georges, DE
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Saint Georges, DE
- Average cloud cover in December: 45
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Saint Georges, DE
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Saint Georges, Delaware, USA
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