Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Gresham's January weather, with an average high temperature of 53.8°F (12.1°C) and an average low temperature of 37.6°F (3.1°C), tends to be the coldest of the year.Humidity
January is the least humid month, with an average relative humidity of 74%.Rainfall
The month with the least rainfall in Gresham is January, when the rain falls for 9.1 days and typically collects 0.91" (23mm) of precipitation.Snowfall
January and February are months with snowfall. The months with the most snowfall are January and February, with an average 0.12" (3mm) of accumulated snow.Daylight
In January, the average length of the day is 10h and 12min.On the first day of January, sunrise is at 7:22 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:46 pm EST.
Sunshine
January and December, with an average of 5.6h of sunshine, are months with the least sunshine.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 reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 during January leads to these advisories:
Make use of precautions - Suggestions to resist sunburn are communicated. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Experience reduced UV exposure by about half when donning a wide-brim hat. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the coldest month in Gresham?
What are the temperatures in Gresham in January?
What is the least humid month in Gresham?
What is the average humidity in January in Gresham?
What is the driest month in Gresham?
How many days does it rain in January in Gresham?
What is the snowiest month in Gresham?
When does it start snowing in Gresham?
What is the average length of the day in January in Gresham?
When is the sunrise / sunset in January in Gresham?
What is the month with the least sunshine in Gresham?
How long on average sun shines in January in Gresham?
What are the months with the lowest UV index in Gresham?
What is the UV index intensity in January in Gresham?
Average temperature in January
Gresham, SC
- Average high temperature in January: 53.8°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 January: 37.6°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 January
Gresham, SC
- Average pressure in January: 30.14"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 January
Gresham, SC
- Average wind speed in January: 6.5mph
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 January
Gresham, SC
- Average humidity in January: 74%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (74%).
Average rainfall in January
Gresham, SC
- Average rainfall in January: 0.91"
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 January
Gresham, SC
- Average rainfall days in January: 9.1 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 January
Gresham, SC
- Average snowfall in January: 0.12"
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 January
Gresham, SC
- Average snowfall days in January: 0.3 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 January /
Average sunshine in January
Gresham, SC
- Average daylight in January: 10h and 1min
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 January: 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 January
Gresham, SC
- Average sunshine days in January: 19.8 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 January
Gresham, SC
- Average UV index in January: 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 January
Gresham, SC
- Average cloud cover in January: 38
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 January
Gresham, SC
- Average visibility in January: 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
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