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 lowest temperatures are recorded in January, with averages reaching a high of 57°F (13.9°C) and a low of 40.6°F (4.8°C).Humidity
January, October and November, with an average relative humidity of 71%, are the least humid months.Rainfall
In Ashburn, during January, the rain falls for 8.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 145.3 rainfall days, and 20.08" (510mm) of precipitation is accumulated.Snowfall
January and February are months with snowfall. January is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.08" (2mm) of snow.Daylight
In January, the average length of the day is 10h and 22min.On the first day of January in Ashburn, sunrise is at 7:34 am and sunset at 5:41 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 6:07 pm EST.
Sunshine
The average sunshine in January is 6.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 3 in January translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What are the temperatures in January?
What are the least humid months?
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 Ashburn have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Ashburn, GA
- Average high temperature in January: 57°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in January: 40.6°F
The month with the highest average low temperature is August (72.9°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).
Average pressure in January
Ashburn, 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
Ashburn, GA
- Average wind speed in January: 8.6mph
The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in January
Ashburn, GA
- Average humidity in January: 71%
The month with the highest relative humidity is August (77%).
The months with the lowest relative humidity are January, October and November (71%).
Average rainfall in January
Ashburn, GA
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in January
Ashburn, GA
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in January
Ashburn, GA
- Average snowfall in January: 0.08"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Ashburn, 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
Ashburn, 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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in January
Ashburn, GA
- Average sunshine days in January: 20.5 days
The month with the most sunshine days is November (21.5 days).
The months with the least sunshine days are July and August (9.8 days).
Average UV index in January
Ashburn, GA
- Average UV index in January: 3
The months with the highest UV index are 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
Ashburn, GA
- Average cloud cover in January: 35
The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are May, June and October (Cloud cover 28).
Average visibility in January
Ashburn, 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).
Ashburn, Georgia, USA
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