January weather forecastLeithtown, VA
January
Weather in January
January, the same as December, is another cold winter month in Leithtown, Virginia, with an average temperature ranging between min 24.8°F (-4°C) and max 38.7°F (3.7°C).Temperature
Leithtown experiences its lowest temperatures in January, with an average peak of 38.7°F (3.7°C) and a low of 24.8°F (-4°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Leithtown, Virginia, during January, the rain falls for 10.1 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 162.2 rainfall days, and 31.1" (790mm) of precipitation is accumulated.Snowfall
Months with snowfall in Leithtown are January through April, October through December. The month with the most snowfall in Leithtown is January, when snow falls for 6.8 days and typically aggregates up to 4.17" (106mm) of snow.Daylight
The average length of the day in January is 9h and 48min.On the first day of the month, sunrise is at 7:29 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:18 am and sunset at 5:30 pm EST.
Sunshine
January and December, with an average of 5.1h of sunshine, are months with the least 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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In January, a regular UV index of 2 translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Leithtown, VA
- Average high temperature in January: 38.7°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 (38.7°F).
- Average low temperature in January: 24.8°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in January
Leithtown, 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
Leithtown, VA
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in January
Leithtown, 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 (73%).
Average rainfall in January
Leithtown, VA
- Average rainfall in January: 2.13"
The wettest months (with the highest rainfall) are May and August (3.35").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Leithtown, VA
- Average rainfall days in January: 10.1 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (10.1 days).
Average snowfall in January
Leithtown, VA
- Average snowfall in January: 4.17"
The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Leithtown, VA
- Average snowfall days in January: 6.8 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Leithtown, VA
- Average daylight in January: 9h and 48min
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 6min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).
Average sunshine days in January
Leithtown, VA
- Average sunshine days in January: 15.7 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in January
Leithtown, 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
Leithtown, VA
- Average cloud cover in January: 45
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
Leithtown, VA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are January, May, September, October and December (5mi).
