January weather forecast
Sistersville, WV

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Weather in January

January, the same as December, is another cold winter month in Sistersville, West Virginia, with an average temperature fluctuating between 22.1°F (-5.5°C) and 35.4°F (1.9°C).

Temperature

January is the coldest month, with the temperature often reaching an average high of 35.4°F (1.9°C) and an average low of 22.1°F (-5.5°C).

Humidity

In Sistersville, the average relative humidity in January is 83%.

Rainfall

In Sistersville, in January, during 10.2 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Sistersville, West Virginia, during the entire year, the rain falls for 176.6 days and collects up to 25.91" (658mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 14.7 days and accumulates 3.19" (81mm) of snow.

Daylight

In Sistersville, the average length of the day in January is 9h and 45min.
On the first day of January in Sistersville, sunrise is at 7:44 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:42 pm EST.

Sunshine

With an average of 3.3h of sunshine, January has the least sunshine of the year in Sistersville.

UV index

In Sistersville, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

The coldest period is January, when temperatures fluctuate between an average high of 35.4°F (1.9°C) and a low of 22.1°F (-5.5°C).

How cold is it in January?

In Sistersville, in January, the average high-temperature is 35.4°F (1.9°C), and the average low-temperature is 22.1°F (-5.5°C).

What is the average humidity in January?

The average relative humidity in January is 83%.

How much does it rain in January?

In Sistersville, during January, the rain falls for 10.2 days and regularly aggregates up to 1.69" (43mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 14.7 days and typically aggregates up to 3.19" (81mm) of snow.

How much does it snow in January?

In Sistersville, in January, snow falls for 14.7 days, with typically accumulated 3.19" (81mm) of snow.

How many hours of daylight does Sistersville have in January?

The average day length in January is 9h and 45min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:44 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:42 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.3h of sunshine.

How many hours of sunshine does Sistersville have in January?

The average sunshine duration in January is 3.3h.

What is the UV index reading in January?

In Sistersville, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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
Sistersville, WV

Average temperature in January - Sistersville, WV
  • Average high temperature in January: 35.4°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in January: 22.1°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in January
Sistersville, WV

Average pressure in January - Sistersville, WV
  • Average pressure in January: 30.13"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
Sistersville, WV

Average wind speed in January - Sistersville, WV
  • Average wind speed in January: 7mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in January
Sistersville, WV

Average humidity in January - Sistersville, WV
  • Average humidity in January: 83%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (77%).

Average rainfall in January
Sistersville, WV

Average rainfall in January - Sistersville, WV
  • Average rainfall in January: 1.69"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in January
Sistersville, WV

Average rainfall days in January - Sistersville, WV
  • Average rainfall days in January: 10.2 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (10.2 days).

Average snowfall in January
Sistersville, WV

Average snowfall in January - Sistersville, WV
  • Average snowfall in January: 3.19"

The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Sistersville, WV

Average snowfall days in January - Sistersville, WV
  • Average snowfall days in January: 14.7 days

The month with the highest number of snowfall days is January (14.7 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
Sistersville, WV

Average daylight in January / Average sunshine in January - Sistersville, WV
  • 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 24min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in January
Sistersville, WV

Average sunshine days in January - Sistersville, WV
  • Average sunshine days in January: 8.7 days

The month with the most sunshine days is November (16.9 days).
The months with the least sunshine days are January and February (8.7 days).

Average UV index in January
Sistersville, WV

Average UV index in January - Sistersville, WV
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Sistersville, WV

Average cloud cover in January - Sistersville, WV
  • Average cloud cover in January: 66

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
Sistersville, WV

Average visibility in January - Sistersville, WV
  • Average visibility in January: 4mi

The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).

Sistersville, West Virginia, USA

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