January weather forecast
Granger, WY

Share

Weather in January

January, the same as December, in Granger, Wyoming, is a freezing cold winter month, with an average temperature fluctuating between 12.2°F (-11°C) and 27.9°F (-2.3°C).

Temperature

With January's arrival, Granger's weather records an average high-temperature of a still freezing cold 27.9°F (-2.3°C), marking little difference from December's 26.6°F (-3°C). Nighttime temperature dips to a mean of 12.2°F (-11°C) during January.

Humidity

January and February, with an average relative humidity of 82%, are the most humid months in Granger.

Rainfall

The months with the least rainfall are January and July Rain falls for 8.2 days and accumulates 0.63" (16mm) of rain.

Snowfall

Months with snowfall are January through June, September through December. In Granger, in January, during 12.2 snowfall days, 4.02" (102mm) of snow is typically accumulated. In Granger, during the entire year, snow falls for 85.7 days and aggregates up to 41.22" (1047mm) of snow.

Daylight

The average length of the day in January is 9h and 35min.
On the first day of the month, sunrise is at 7:46 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:32 am and sunset at 5:33 pm MST.

Sunshine

The average sunshine in January is 6.5h.

UV index

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Granger. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 2 translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Enhance your sun protection with tightly woven, yet airy clothing. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
[Resources]

Frequently asked questions

How cold is January in Granger?

An average high-temperature, in January, in Granger, is 27.9°F (-2.3°C) and the average low-temperature is 12.2°F (-11°C).

What is the most humid month in Granger?

January and February, with an average relative humidity of 82%, are most humid months in Granger.

What is the average humidity in January in Granger?

The average relative humidity in January in Granger is 82%.

What is the driest month in Granger?

January and July are months with the least rain when the rain falls for 8.2 days and typically aggregates up to 0.63" (16mm) of rain.

How many days does it rain in January in Granger?

In January, the rain falls for 8.2 days. Throughout January, 0.63" (16mm) of precipitation is accumulated.

How many days does it snow in January in Granger?

In Granger, Wyoming, in January, snow falls for 12.2 days, with typically accumulated 4.02" (102mm) of snow.

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

The average day length in January in Granger is 9h and 35min.

When is the sunrise / sunset in January in Granger?

On the first day of January in Granger, sunrise is at 7:46 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:33 pm MST.

How many hours of sunshine does Granger have in January?

In January, the average sunshine duration is 6.5h.

When is the lowest UV index in Granger?

The months with the lowest UV index in Granger are January through April, October through December, with an average maximum UV index of 2.

What is the UV index intensity in January in Granger?

In January, the average daily maximum UV index in Granger is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe 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
Granger, WY

Average temperature in January - Granger, WY
  • Average high temperature in January: 27.9°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is December (26.6°F).

  • Average low temperature in January: 12.2°F

The month with the highest average low temperature is July (55.6°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

[Resources]

Average pressure in January
Granger, WY

Average pressure in January - Granger, WY
  • Average pressure in January: 30.28"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

[Resources]

Average wind speed in January
Granger, WY

Average wind speed in January - Granger, WY
  • Average wind speed in January: 9.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

[Resources]

Average humidity in January
Granger, WY

Average humidity in January - Granger, WY
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are July and August (36%).

[Resources]

Average rainfall in January
Granger, WY

Average rainfall in January - Granger, WY
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is May (2.01").
The driest months (with the least rainfall) are January and July (0.63").

[Resources]

Average rainfall days in January
Granger, WY

Average rainfall days in January - Granger, WY
  • Average rainfall days in January: 8.2 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is November (6 days).

[Resources]

Average snowfall in January
Granger, WY

Average snowfall in January - Granger, WY
  • Average snowfall in January: 4.02"

The month with the highest snowfall is March (8.78").
The months with the least snowfall are July and August (0").

[Resources]

Average snowfall days in January
Granger, WY

Average snowfall days in January - Granger, WY
  • Average snowfall days in January: 12.2 days

The month with the highest number of snowfall days is March (15.1 days).
The months with the least snowfall days are July and August (0 days).

[Resources]

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

Average daylight in January / Average sunshine in January - Granger, 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 12min).

  • Average sunshine in January: 6h and 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

[Resources]

Average sunshine days in January
Granger, WY

Average sunshine days in January - Granger, WY
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is April (9.4 days).

[Resources]

Average UV index in January
Granger, WY

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

[Resources]

Average cloud cover in January
Granger, WY

Average cloud cover in January - Granger, WY
  • Average cloud cover in January: 31

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 12).

[Resources]

Average visibility in January
Granger, WY

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

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

[Resources]

Granger, Wyoming, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location