January weather forecast
Riverside, WY

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Weather in January

January, like December, is another subzero cold winter month in Riverside, Wyoming, with an average temperature ranging between min 12.9°F (-10.6°C) and max 26.8°F (-2.9°C).

Temperature

January brings an average high-temperature of a still subzero cold 26.8°F (-2.9°C), showing a slight difference from December's 25.7°F (-3.5°C). In Riverside, an average low-temperature of 12.9°F (-10.6°C) is recorded during January nights.

Humidity

The average relative humidity in January is 83%.

Rainfall

In January, in Riverside, the rain falls for 6.8 days. Throughout January, 0.98" (25mm) of precipitation is accumulated. In Riverside, during the entire year, the rain falls for 105.5 days and collects up to 13.9" (353mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Riverside. In Riverside, in January, snow falls for 16.1 days, with typically accumulated 6.85" (174mm) of snow. Throughout the year, in Riverside, there are 101 snowfall days, and 54.49" (1384mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 37min.
On the first day of January in Riverside, Wyoming, sunrise is at 7:32 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:21 pm MST.

Sunshine

The average sunshine in January in Riverside is 5.8h.

UV index

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 during January translates into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

How cold is January in Riverside?

Riverside in January has an average high-temperature of 26.8°F (-2.9°C) and an average low-temperature of 12.9°F (-10.6°C).

What is the average humidity in January in Riverside?

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

How many days does it rain in January in Riverside?

In Riverside, in January, during 6.8 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

How many days does it snow in January in Riverside?

In January, in Riverside, it is snowing for 16.1 days. Throughout January, 6.85" (174mm) of snow is accumulated.

What is the average length of the day in January in Riverside?

In Riverside, the average day length in January is 9h and 37min.

When are sunrise and sunset in January in Riverside?

In January, on the first day of the month, sunrise is at 7:32 am and sunset at 4:48 pm. On the last day of the month, in Riverside, sunrise is at 7:19 am and sunset at 5:21 pm MST.

How many hours of sunshine does Riverside have in January?

In January, the average sunshine duration in Riverside is 5.8h.

How high is the UV index in January in Riverside?

In January, the average daily maximum UV index in Riverside, Wyoming, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Riverside, WY

Average temperature in January - Riverside, WY
  • Average high temperature in January: 26.8°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in January: 12.9°F

The month with the highest average low temperature is July (52.3°F).
The coldest months (with the lowest average low temperature) are January and December (12.9°F).

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Average pressure in January
Riverside, WY

Average pressure in January - Riverside, WY
  • Average pressure in January: 30.23"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in January
Riverside, WY

Average wind speed in January - Riverside, WY
  • Average wind speed in January: 11.2mph

The windiest month (with the highest average wind speed) is November (11.8mph).
The calmest month (with the lowest average wind speed) is July (9.1mph).

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Average humidity in January
Riverside, WY

Average humidity in January - Riverside, WY
  • Average humidity in January: 83%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in January
Riverside, WY

Average rainfall in January - Riverside, WY
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is April (1.97").
The driest months (with the least rainfall) are August and September (0.75").

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Average rainfall days in January
Riverside, WY

Average rainfall days in January - Riverside, WY
  • Average rainfall days in January: 6.8 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is November (4.9 days).

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Average snowfall in January
Riverside, WY

Average snowfall in January - Riverside, WY
  • Average snowfall in January: 6.85"

The month with the highest snowfall is April (9.76").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Riverside, WY

Average snowfall days in January - Riverside, WY
  • Average snowfall days in January: 16.1 days

The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in January /
Average sunshine in January
Riverside, WY

Average daylight in January / Average sunshine in January - Riverside, WY
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

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Average sunshine days in January
Riverside, WY

Average sunshine days in January - Riverside, WY
  • Average sunshine days in January: 13.6 days

The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is February (9.4 days).

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Average UV index in January
Riverside, WY

Average UV index in January - Riverside, WY
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Riverside, WY

Average cloud cover in January - Riverside, WY
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are August and September (Cloud cover 14).

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Average visibility in January
Riverside, WY

Average visibility in January - Riverside, WY
  • Average visibility in January: 5mi

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

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Riverside, Wyoming, USA

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