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 arrival of December suggests a slight decrease in the average high-temperature, moving from a comfortable 66.7°F (19.3°C) in November to a still refreshing 59.7°F (15.4°C). December's average low-temperature reading settles at a frosty 43.7°F (6.5°C).Humidity
With an average relative humidity of 81%, December is the most humid month.Rainfall
In Runnelstown, in December, during 13.8 rainfall days, 3.74" (95mm) of precipitation is typically accumulated. In Runnelstown, during the entire year, the rain falls for 177.1 days and collects up to 36.42" (925mm) of precipitation.Snowfall
Months with snowfall are January through March and December. The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 0.39" (10mm) of snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:38 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 5:04 pm CST.
Sunshine
With an average of 4.9h of sunshine, December has the least sunshine of the year in Runnelstown, Mississippi.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 3 in December translates into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
What is the usual temperature for Runnelstown in December?
What is the most humid month in Runnelstown?
What is the average humidity in December in Runnelstown?
How many days does it rain in December in Runnelstown?
When does it snow the most in Runnelstown?
When does it start snowing in Runnelstown?
What is the month with the shortest days in Runnelstown?
How many hours of daylight does Runnelstown have in December?
When are sunrise and sunset in December in Runnelstown?
What is the month with the least sunshine in Runnelstown?
How long on average sun shines in December in Runnelstown?
When is the lowest UV index in Runnelstown?
What is the UV index reading in December in Runnelstown?
Average temperature in December
Runnelstown, MS
- Average high temperature in December: 59.7°F
The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in December: 43.7°F
The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).
Average pressure in December
Runnelstown, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Runnelstown, MS
- Average wind speed in December: 6.4mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity in December
Runnelstown, MS
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Runnelstown, MS
- Average rainfall in December: 3.74"
The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in December
Runnelstown, MS
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in December
Runnelstown, MS
- Average snowfall in December: 0.39"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Runnelstown, MS
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Runnelstown, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Runnelstown, MS
- Average sunshine days in December: 14.9 days
The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in December
Runnelstown, MS
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Runnelstown, MS
- Average cloud cover in December: 49
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Runnelstown, MS
- Average visibility in December: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
Runnelstown, Mississippi, USA
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