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 onset of December brings a small shift in high-temperatures, falling from a fresh 55.2°F (12.9°C) in November to a chilly 47.3°F (8.5°C). The average temperature during December nights dips to a wintry 38.1°F (3.4°C).Humidity
The average relative humidity in December is 76%.Rainfall
In December, in Crapo, the rain falls for 7.9 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 121.6 rainfall days, and 11.18" (284mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. December is the month with the most snowfall. Snow falls for 1.5 days and accumulates 0.55" (14mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:54 pm EST.
Sunshine
In December, the average sunshine is 5.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most in Crapo?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Crapo have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Crapo, MD
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 38.1°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in December
Crapo, MD
- 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
Crapo, MD
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in December
Crapo, MD
- Average humidity in December: 76%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in December
Crapo, MD
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in December
Crapo, MD
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is July (14.1 days).
The months with the least rainy days are January and February (7.1 days).
Average snowfall in December
Crapo, MD
- Average snowfall in December: 0.55"
The month with the highest snowfall is December (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Crapo, MD
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (2.7 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
Crapo, MD
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Crapo, MD
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is August (13.8 days).
Average UV index in December
Crapo, MD
- 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 and December (UV index 2).
Average cloud cover in December
Crapo, MD
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Crapo, MD
- 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).
Crapo, Maryland, USA
Weather forecast for your location
2. Allow the app to use your location