January weather forecast
Mount Vernon, AR

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Weather in January

January, like December, is another chilly winter month in Mount Vernon, Arkansas, with temperature in the range of an average high of 46.9°F (8.3°C) and an average low of 32.2°F (0.1°C).

Temperature

The coldest period is January, when temperatures fluctuate between an average high of 46.9°F (8.3°C) and a low of 32.2°F (0.1°C).

Humidity

The average relative humidity in January is 74%.

Rainfall

In Mount Vernon, in January, it is raining for 7.4 days, with typically 0.98" (25mm) of accumulated precipitation. In Mount Vernon, Arkansas, during the entire year, the rain falls for 118 days and collects up to 13.58" (345mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Mount Vernon, in January, during 1.5 snowfall days, 0.2" (5mm) of snow is typically accumulated. In Mount Vernon, during the entire year, snow falls for 3.9 days and aggregates up to 0.71" (18mm) of snow.

Daylight

In January, the average length of the day in Mount Vernon is 10h and 6min.
On the first day of the month, sunrise is at 7:16 am and sunset at 5:06 pm. On the last day of January, in Mount Vernon, Arkansas, sunrise is at 7:08 am and sunset at 5:35 pm CST.

Sunshine

The average sunshine in January is 5.3h.

UV index

The months with the lowest UV index in Mount Vernon are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What is the coldest month in Mount Vernon?

The coldest period is January, when temperatures fluctuate between an average high of 46.9°F (8.3°C) and a low of 32.2°F (0.1°C).

What are the temperatures in Mount Vernon in January?

In Mount Vernon, in January, the average high-temperature is 46.9°F (8.3°C), and the average low-temperature is 32.2°F (0.1°C).

What is the average humidity in January in Mount Vernon?

In Mount Vernon, the average relative humidity in January is 74%.

How many days does it rain in January in Mount Vernon?

In Mount Vernon, in January, during 7.4 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

How many days does it snow in January in Mount Vernon?

In Mount Vernon, Arkansas, in January, snow falls for 1.5 days, with typically accumulated 0.2" (5mm) of snow.

How many hours of daylight does Mount Vernon have in January?

The average day length in January in Mount Vernon is 10h and 6min.

When are sunrise and sunset in January in Mount Vernon?

On the first day of January in Mount Vernon, sunrise is at 7:16 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:35 pm CST.

How many hours of sunshine does Mount Vernon have in January?

The average sunshine duration in January in Mount Vernon is 5.3h.

When is the lowest UV index in Mount Vernon?

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

How high is the UV index in January in Mount Vernon?

In January, the average daily maximum UV index in Mount Vernon is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to Sun's UV rays.
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
Mount Vernon, AR

Average temperature in January - Mount Vernon, AR
  • Average high temperature in January: 46.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in January: 32.2°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in January
Mount Vernon, AR

Average pressure in January - Mount Vernon, AR
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Mount Vernon, AR

Average wind speed in January - Mount Vernon, AR
  • Average wind speed in January: 7.3mph

The windiest months (with the highest average wind speed) are March and April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in January
Mount Vernon, AR

Average humidity in January - Mount Vernon, AR
  • Average humidity in January: 74%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
Mount Vernon, AR

Average rainfall in January - Mount Vernon, AR
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.67").

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Average rainfall days in January
Mount Vernon, AR

Average rainfall days in January - Mount Vernon, AR
  • Average rainfall days in January: 7.4 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is October (7.2 days).

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Average snowfall in January
Mount Vernon, AR

Average snowfall in January - Mount Vernon, AR
  • Average snowfall in January: 0.2"

The month with the highest snowfall is March (0.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Mount Vernon, AR

Average snowfall days in January - Mount Vernon, AR
  • Average snowfall days in January: 1.5 days

The month with the highest number of snowfall days is January (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Mount Vernon, AR

Average daylight in January / Average sunshine in January - Mount Vernon, AR
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in January
Mount Vernon, AR

Average sunshine days in January - Mount Vernon, AR
  • Average sunshine days in January: 21.1 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (14 days).

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Average UV index in January
Mount Vernon, AR

Average UV index in January - Mount Vernon, AR
  • Average UV index in January: 2

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in January
Mount Vernon, AR

Average cloud cover in January - Mount Vernon, AR
  • Average cloud cover in January: 40

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in January
Mount Vernon, AR

Average visibility in January - Mount Vernon, AR
  • Average visibility in January: 6mi

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

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Mount Vernon, Arkansas, USA

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