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 shows a slight dip in December, from November's cool 53.1°F (11.7°C) to a frosty 44.1°F (6.7°C). An average nighttime temperature of 32.9°F (0.5°C) is noted during the month of December.Humidity
In December, the average relative humidity is 76%.Rainfall
In Oak Forest Park, during December, the rain falls for 11.8 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Oak Forest Park, during the entire year, the rain falls for 165.5 days and collects up to 31.65" (804mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Oak Forest Park, in December, during 2.9 snowfall days, 1.22" (31mm) of snow is typically accumulated. In Oak Forest Park, during the entire year, snow falls for 16.6 days and aggregates up to 7.8" (198mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:08 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:54 pm EST.
Sunshine
In Oak Forest Park, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 during December translates into the following guidance:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Oak Forest Park have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Oak Forest Park have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Oak Forest Park, MD
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in December
Oak Forest Park, MD
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Oak Forest Park, MD
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Oak Forest Park, MD
- Average humidity in December: 76%
The months with the highest relative humidity are May and October (77%).
The month with the lowest relative humidity is July (71%).
Average rainfall in December
Oak Forest Park, MD
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in December
Oak Forest Park, MD
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in December
Oak Forest Park, MD
- Average snowfall in December: 1.22"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Oak Forest Park, MD
- Average snowfall days in December: 2.9 days
The month with the highest number of snowfall days is January (4.9 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
Oak Forest Park, MD
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in December
Oak Forest Park, MD
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in December
Oak Forest Park, 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, February, November and December (UV index 2).
Average cloud cover in December
Oak Forest Park, MD
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Oak Forest Park, 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).
Oak Forest Park, Maryland, USA
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