January weather forecastFarnham, VA

January

Weather in January

January, the same as December, in Farnham, Virginia, is a frosty winter month, with temperature in the range of an average high of 43.5°F (6.4°C) and an average low of 29.5°F (-1.4°C).

Temperature

In Farnham, Virginia, January is the coldest month, with temperatures averaging a high of 43.5°F (6.4°C) and a low of 29.5°F (-1.4°C).

Humidity

In January, the average relative humidity is 74%.

Rainfall

In Farnham, in January, it is raining for 9.9 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, in Farnham, there are 159.5 rainfall days, and 31.42" (798mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. January is the month with the most snowfall. Snow falls for 3.7 days and accumulates 1.89" (48mm) of snow.

Daylight

In Farnham, the average length of the day in January is 9h and 53min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:57 pm. On the last day of January, in Farnham, sunrise is at 7:11 am and sunset at 5:28 pm EST.

Sunshine

The average sunshine in January is 5.5h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Farnham's January weather, with an average high temperature of 43.5°F (6.4°C) and an average low temperature of 29.5°F (-1.4°C), tends to be the coldest of the year.

Farnham in January has an average high-temperature of 43.5°F (6.4°C) and an average low-temperature of 29.5°F (-1.4°C).

The average relative humidity in January in Farnham, Virginia, is 74%.

In Farnham, in January, during 9.9 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

The month with the most snowfall in Farnham is January, when snow falls for 3.7 days and typically aggregates up to 1.89" (48mm) of snow.

In January, in Farnham, it is snowing for 3.7 days. Throughout January, 1.89" (48mm) of snow is accumulated.

In January, the average day length in Farnham, Virginia, is 9h and 53min.

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:57 pm. On the last day of the month, in Farnham, sunrise is at 7:11 am and sunset at 5:28 pm EST.

In Farnham, the average sunshine duration in January is 5.5h.

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

In January, the average daily maximum UV index in Farnham is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Farnham, VA

  • Average high temperature in January: 43.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.5°F).

  • Average low temperature in January: 29.5°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in January
Farnham, 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
Farnham, VA

  • Average wind speed in January: 7.4mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in January
Farnham, VA

  • Average humidity in January: 74%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in January
Farnham, VA

  • Average rainfall in January: 2.32"

The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in January
Farnham, VA

  • Average rainfall days in January: 9.9 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.9 days).

Average snowfall in January
Farnham, VA

  • Average snowfall in January: 1.89"

The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Farnham, VA

  • Average snowfall days in January: 3.7 days

The month with the highest number of snowfall days is January (3.7 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
Farnham, VA

  • Average daylight in January: 9h and 54min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 5h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in January
Farnham, VA

  • Average sunshine days in January: 17.6 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in January
Farnham, 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 and December (UV index 2).

Average cloud cover in January
Farnham, VA

  • Average cloud cover in January: 41

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Farnham, VA

  • 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).