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 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 corresponds with a minor reduction in the average high-temperature, down from November's refreshing 65.8°F (18.8°C) to a mild 60.4°F (15.8°C). Waylyn records an average low of 47.3°F (8.5°C) throughout the nights in December.Humidity
With an average relative humidity of 77%, December is the most humid month in Waylyn, South Carolina.Rainfall
In December, in Waylyn, South Carolina, the rain falls for 9.5 days. Throughout December, 2.4" (61mm) of precipitation is accumulated. Throughout the year, there are 154.4 rainfall days, and 23.43" (595mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. The month with the most snowfall days is December, when snow falls for 0.3 days.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year in Waylyn.On the first day of the month, sunrise is at 7:05 am and sunset at 5:13 pm. On the last day of December, in Waylyn, sunrise is at 7:22 am and sunset at 5:24 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.6h of sunshine.UV index
In December, the average daily maximum UV index in Waylyn is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, an average UV index of 4 transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What is the average December temperature in Waylyn?
What is the most humid month in Waylyn?
What is the average humidity in December in Waylyn?
How much does it rain in Waylyn in December?
What is the snowiest month in Waylyn?
When does it start to snow in Waylyn?
What is the month with the shortest days in Waylyn?
How many hours of daylight does Waylyn have in December?
When are sunrise and sunset in December in Waylyn?
What is the month with the least sunshine in Waylyn?
How many hours of sunshine does Waylyn have in December?
What is the UV index intensity in December in Waylyn?
Average temperature in December
Waylyn, SC
- Average high temperature in December: 60.4°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in December: 47.3°F
The month with the highest average low temperature is July (76.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).
Average pressure in December
Waylyn, SC
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Waylyn, SC
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Waylyn, SC
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (72%).
Average rainfall in December
Waylyn, SC
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in December
Waylyn, SC
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is November (6.9 days).
Average snowfall days in December
Waylyn, SC
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Waylyn, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Waylyn, SC
- Average sunshine days in December: 19 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (6.1 days).
Average UV index in December
Waylyn, SC
- Average UV index in December: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in December
Waylyn, SC
- Average cloud cover in December: 40
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in December
Waylyn, 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).
Waylyn, South Carolina, USA
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