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
In Harperville, the average high-temperature in December slightly decreases from a comfortable 64°F (17.8°C) in November to a still refreshing 57°F (13.9°C). Throughout the month of December, Harperville reports a steady low-temperature average of 41.9°F (5.5°C).Humidity
With an average relative humidity of 81%, December is the most humid month in Harperville.Rainfall
December is the month with the most rainfall. Rain falls for 12.3 days and accumulates 3.39" (86mm) of precipitation.Snowfall
Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.28" (7mm) of snow. In Harperville, during the entire year, snow falls for 2.6 days and aggregates up to 0.91" (23mm) of snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year in Harperville.On the first day of the month, sunrise is at 6:42 am and sunset at 4:52 pm. On the last day of December, sunrise is at 6:59 am and sunset at 5:03 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.9h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 3 transforms into these recommendations:
Make use of precautions - It is urged to ward off sun damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Harperville?
What is the most humid month in Harperville?
What is the average humidity in December in Harperville?
What is the wettest month in Harperville?
How much does it rain in Harperville in December?
When does it start to snow in Harperville?
What is the month with the shortest days in Harperville?
What is the average length of the day in December in Harperville?
When is the sunrise / sunset in December in Harperville?
What is the month with the least sunshine in Harperville?
How long on average sun shines in December in Harperville?
When is the lowest UV index in Harperville?
What is the UV index reading in December in Harperville?
Average temperature in December
Harperville, MS
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 41.9°F
The months with the highest average low temperature are July and August (71.4°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).
Average pressure in December
Harperville, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Harperville, MS
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Harperville, 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 (70%).
Average rainfall in December
Harperville, MS
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in December
Harperville, MS
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in December
Harperville, MS
- Average snowfall in December: 0.28"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Harperville, MS
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Harperville, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
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 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Harperville, MS
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is August (9.6 days).
Average UV index in December
Harperville, MS
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Harperville, MS
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Harperville, MS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
Harperville, Mississippi, USA
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