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 transition into December involves a small decrease in the average high-temperature, dipping slightly from a comfortable 63.5°F (17.5°C) in November to a mild 57.4°F (14.1°C). The average low-temperature of 43.5°F (6.4°C) is witnessed during December.Humidity
December is the most humid month, with an average relative humidity of 76%.Rainfall
In Olar, in December, during 9.1 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, in Olar, South Carolina, there are 135.5 rainfall days, and 15.67" (398mm) of precipitation is accumulated.Snowfall
In Olar, South Carolina, snow does not fall in January, March through December.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of December in Olar, sunrise is at 7:10 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:28 pm EST.
Sunshine
With an average of 5.5h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Olar, South Carolina, are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Undertake precautions - Guarding against sun damage is counselled. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the temperature in December in Olar?
What is the most humid month in Olar?
What is the average humidity in December in Olar?
How much does it rain in Olar in December?
When it does not snow in Olar?
What is the month with the shortest days in Olar?
What is the average length of the day in December in Olar?
What time are sunrise and sunset in December in Olar?
What is the month with the least sunshine in Olar?
How long on average sun shines in December in Olar?
When is the lowest UV index in Olar?
What is the UV index reading in December in Olar?
Average temperature in December
Olar, SC
- Average high temperature in December: 57.4°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 43.5°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).
Average pressure in December
Olar, SC
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Olar, SC
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Olar, SC
- Average humidity in December: 76%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is January (70%).
Average rainfall in December
Olar, SC
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is August (2.17").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in December
Olar, SC
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (6.3 days).
Average snowfall in December
Olar, SC
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Olar, SC
- Average snowfall days in December: 0.2 days
The months with the highest number of snowfall days are January, February and December (0.2 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
Olar, SC
- Average daylight in December: 10h and 0min
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 0min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Olar, SC
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in December
Olar, SC
- 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, February and December (UV index 3).
Average cloud cover in December
Olar, SC
- Average cloud cover in December: 41
The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in December
Olar, SC
- 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).
Olar, South Carolina, USA
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