January weather forecast
Fort Defiance, VA

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Weather in January

January, like December, in Fort Defiance, Virginia, is a wintry winter month, with an average temperature fluctuating between 39°F (3.9°C) and 23.7°F (-4.6°C).

Temperature

With its high average temperature of 39°F (3.9°C) and a low of 23.7°F (-4.6°C), January is regarded as the coldest month.

Humidity

With an average relative humidity of 74%, January is the least humid month.

Rainfall

January is the month with the least rainfall in Fort Defiance. Rain falls for 7.7 days and accumulates 1.18" (30mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Fort Defiance, Virginia, during January, snow falls for 4.3 days and regularly aggregates up to 2.91" (74mm) of snow. In Fort Defiance, during the entire year, snow falls for 17.7 days and aggregates up to 14.41" (366mm) of snow.

Daylight

In January, the average length of the day is 9h and 52min.
On the first day of the month, sunrise is at 7:32 am and sunset at 5:06 pm. On the last day of January, in Fort Defiance, Virginia, sunrise is at 7:21 am and sunset at 5:36 pm EST.

Sunshine

The average sunshine in January is 5.4h.

UV index

The months with the lowest UV index in Fort Defiance 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 unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What month is the coldest in Fort Defiance?

January tends to be the coldest month, with temperatures averaging a daily high of 39°F (3.9°C) and a low of 23.7°F (-4.6°C).

How cold is January in Fort Defiance?

The high-temperature, in January, in Fort Defiance, records 39°F (3.9°C), while the low-temperature is 23.7°F (-4.6°C).

What is the least humid month in Fort Defiance?

With an average relative humidity of 74%, January is the least humid month in Fort Defiance.

What is the average humidity in January in Fort Defiance?

In January, the average relative humidity in Fort Defiance, Virginia, is 74%.

What is the driest month in Fort Defiance?

The month with the least rainfall in Fort Defiance, Virginia, is January, when the rain falls for 7.7 days and typically collects 1.18" (30mm) of precipitation.

How much does it rain in Fort Defiance in January?

In January, the rain falls for 7.7 days. Throughout January, 1.18" (30mm) of precipitation is accumulated.

How many days does it snow in January in Fort Defiance?

In Fort Defiance, Virginia, in January, snow falls for 4.3 days, with typically accumulated 2.91" (74mm) of snow.

How many hours of daylight does Fort Defiance have in January?

In January, the average day length in Fort Defiance is 9h and 52min.

When is the sunrise / sunset in January in Fort Defiance?

In January, on the first day of the month, sunrise is at 7:32 am and sunset at 5:06 pm. On the last day of the month, in Fort Defiance, Virginia, sunrise is at 7:21 am and sunset at 5:36 pm EST.

How many hours of sunshine does Fort Defiance have in January?

The average sunshine duration in January in Fort Defiance, Virginia, is 5.4h.

What is the month with the lowest UV index in Fort Defiance?

The months with the lowest UV index in Fort Defiance are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Fort Defiance?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Fort Defiance, VA

Average temperature in January - Fort Defiance, VA
  • Average high temperature in January: 39°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in January: 23.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in January
Fort Defiance, VA

Average pressure in January - Fort Defiance, VA
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in January
Fort Defiance, VA

Average wind speed in January - Fort Defiance, VA
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in January
Fort Defiance, VA

Average humidity in January - Fort Defiance, VA
  • Average humidity in January: 74%

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is January (74%).

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Average rainfall in January
Fort Defiance, VA

Average rainfall in January - Fort Defiance, VA
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in January
Fort Defiance, VA

Average rainfall days in January - Fort Defiance, VA
  • Average rainfall days in January: 7.7 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in January
Fort Defiance, VA

Average snowfall in January - Fort Defiance, VA
  • Average snowfall in January: 2.91"

The month with the highest snowfall is March (4.25").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Fort Defiance, VA

Average snowfall days in January - Fort Defiance, VA
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Fort Defiance, VA

Average daylight in January / Average sunshine in January - Fort Defiance, VA
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

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Average sunshine days in January
Fort Defiance, VA

Average sunshine days in January - Fort Defiance, VA
  • Average sunshine days in January: 20.4 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in January
Fort Defiance, VA

Average UV index in January - Fort Defiance, VA
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Fort Defiance, VA

Average cloud cover in January - Fort Defiance, VA
  • Average cloud cover in January: 43

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 32).

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Average visibility in January
Fort Defiance, VA

Average visibility in January - Fort Defiance, VA
  • Average visibility in January: 5mi

The months with the highest visibility are April, June, July and November (6mi).
The months with the lowest visibility are January, February, March, May, August, September, October and December (5mi).

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Fort Defiance, Virginia, USA

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