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
The coldest time of the year is January, with temperatures averaging a high of 55.9°F (13.3°C) and a low of 39.9°F (4.4°C).Humidity
In January, the average relative humidity is 71%.Rainfall
In Preston, in January, it is raining for 9.4 days, with typically 1.26" (32mm) of accumulated precipitation. In Preston, during the entire year, the rain falls for 152.2 days and collects up to 22.95" (583mm) of precipitation.Snowfall
January through March are months with snowfall. The month with the most snowfall is January, when snow falls for 0.3 days and typically aggregates up to 0.12" (3mm) of snow.Daylight
The average length of the day in January is 10h and 20min.On the first day of the month, sunrise is at 7:38 am and sunset at 5:44 pm. On the last day of January, sunrise is at 7:32 am and sunset at 6:10 pm EST.
Sunshine
The average sunshine in January is 6.3h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In January, a regular UV index of 3 translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What is the usual temperature for Preston in January?
What is the average humidity in January?
How many days does it rain in January?
When does it snow the most?
When does it start snowing?
How many hours of daylight does Preston have in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Preston, GA
- Average high temperature in January: 55.9°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (55.9°F).
- Average low temperature in January: 39.9°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in January
Preston, GA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in January
Preston, GA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Preston, GA
- Average humidity in January: 71%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Preston, GA
- Average rainfall in January: 1.26"
The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in January
Preston, GA
- Average rainfall days in January: 9.4 days
The months with the highest number of rainy days are July and August (20.3 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in January
Preston, GA
- Average snowfall in January: 0.12"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Preston, GA
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Preston, GA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Preston, GA
- Average sunshine days in January: 19.9 days
The month with the most sunshine days is October (21.9 days).
The months with the least sunshine days are July and August (8.3 days).
Average UV index in January
Preston, GA
- Average UV index in January: 3
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Preston, GA
- Average cloud cover in January: 39
The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in January
Preston, GA
- Average visibility in January: 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).
Preston, Georgia, USA
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