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
With average high temperatures of 38.8°F (3.8°C) and lows of 25.2°F (-3.8°C), January is the coldest month.Humidity
In January, the average relative humidity is 75%.Rainfall
In January, in Leesburg, the rain falls for 9.8 days. Throughout January, 2.13" (54mm) of precipitation is accumulated. Throughout the year, there are 161.6 rainfall days, and 31.38" (797mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Leesburg. January is the month with the most snowfall. Snow falls for 5.5 days and accumulates 3.66" (93mm) of snow.Daylight
The average length of the day in January is 9h and 47min.On the first day of January, sunrise is at 7:29 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:29 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 5h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 2 during January leads to these instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
Is January cold?
What is the average humidity in January?
How many days does it rain in January in Leesburg?
What is the snowiest month in Leesburg?
How many days does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January in Leesburg?
What is the month with the least sunshine?
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
Leesburg, VA
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in January: 25.2°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in January
Leesburg, VA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Leesburg, VA
- Average wind speed in January: 7.2mph
The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in January
Leesburg, VA
- Average humidity in January: 75%
The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in January
Leesburg, VA
- Average rainfall in January: 2.13"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in January
Leesburg, VA
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in January
Leesburg, VA
- Average snowfall in January: 3.66"
The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Leesburg, VA
- Average snowfall days in January: 5.5 days
The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Leesburg, VA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in January
Leesburg, VA
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in January
Leesburg, VA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Leesburg, VA
- Average cloud cover in January: 46
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in January
Leesburg, VA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, June, July, August, September, November and December (6mi).
The months with the lowest visibility are January, May and October (5mi).
Leesburg, Virginia, USA
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