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 is accompanied by a slight temperature decrease, with the average high-temperature shifting from a comfortable 63.5°F (17.5°C) in November to a still refreshing 57.4°F (14.1°C). During December, Gresham's temperature falls to a steady low-temperature average of 42.3°F (5.7°C).Humidity
In Gresham, South Carolina, the average relative humidity in December is 78%.Rainfall
In Gresham, in December, during 9.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Gresham, during the entire year, the rain falls for 147.1 days and collects up to 21.77" (553mm) of precipitation.Snowfall
March through December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 7:05 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:19 pm EST.
Sunshine
January and December, with an average of 5.6h of sunshine, are months with the least sunshine in Gresham.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index in Gresham. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 3 in December translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the usual temperature for Gresham in December?
What is the average humidity in December in Gresham?
How much does it rain in Gresham in December?
When it does not snow in Gresham?
Does it snow in Gresham in December?
What is the month with the shortest days in Gresham?
What is the average length of the day in December in Gresham?
What time are sunrise and sunset in December in Gresham?
What is the month with the least sunshine in Gresham?
How many hours of sunshine does Gresham have in December?
What are the months with the lowest UV index in Gresham?
What is the UV index reading in December in Gresham?
Average temperature in December
Gresham, SC
- Average high temperature in December: 57.4°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (53.8°F).
- Average low temperature in December: 42.3°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure in December
Gresham, 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 (29.97"Hg).
Average wind speed in December
Gresham, SC
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Gresham, SC
- Average humidity in December: 78%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (74%).
Average rainfall in December
Gresham, SC
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in December
Gresham, SC
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in December
Gresham, SC
- Average snowfall in December: 0"
The months with the highest snowfall are January and February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Gresham, SC
- Average snowfall days in December: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).
Average daylight in December /
Average sunshine in December
Gresham, SC
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in December
Gresham, SC
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in December
Gresham, SC
- 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, February and December (UV index 3).
Average cloud cover in December
Gresham, SC
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Gresham, SC
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Gresham, South Carolina, USA
Weather forecast for your location
2. Allow the app to use your location
