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 start of December comes with a reduction in the average high-temperature, receding from a fresh 50°F (10°C) in November to an icy 39.7°F (4.3°C). Morgantown records an average temperature drop to a subzero cold 28.6°F (-1.9°C) in December.Humidity
In Morgantown, Indiana, the average relative humidity in December is 82%.Rainfall
In December, in Morgantown, the rain falls for 10.9 days. Throughout December, 2.13" (54mm) of precipitation is accumulated. In Morgantown, during the entire year, the rain falls for 160.4 days and collects up to 27.05" (687mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Morgantown. In Morgantown, Indiana, during December, snow falls for 7.5 days and regularly aggregates up to 2.13" (54mm) of snow. In Morgantown, during the entire year, snow falls for 33.2 days and aggregates up to 8.27" (210mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:46 am and sunset at 5:22 pm. On the last day of December, sunrise is at 8:04 am and sunset at 5:31 pm EST.
Sunshine
With an average of 4.1h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Morgantown are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 2 in December translates into these instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Morgantown?
What is the average humidity in December in Morgantown?
How much does it rain in Morgantown in December?
How many days does it snow in December in Morgantown?
What is the month with the shortest days in Morgantown?
How many hours of daylight does Morgantown have in December?
When are sunrise and sunset in December in Morgantown?
What is the month with the least sunshine in Morgantown?
How many hours of sunshine does Morgantown have in December?
What are the months with the lowest UV index in Morgantown?
What is the UV index reading in December in Morgantown?
Average temperature in December
Morgantown, IN
- Average high temperature in December: 39.7°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in December
Morgantown, IN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Morgantown, IN
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Morgantown, IN
- Average humidity in December: 82%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Morgantown, IN
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in December
Morgantown, IN
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in December
Morgantown, IN
- Average snowfall in December: 2.13"
The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Morgantown, IN
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Morgantown, IN
- 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: 4h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days in December
Morgantown, IN
- Average sunshine days in December: 14 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in December
Morgantown, IN
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Morgantown, IN
- Average cloud cover in December: 56
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Morgantown, IN
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, September, October and November (6mi).
The months with the lowest visibility are July, August and December (5mi).
Morgantown, Indiana, USA
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