December weather forecast and climate
Sheridan, WY

What is the coldest month in Sheridan?

With an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 10.6°F (-11.9°C), December is the coldest month in Sheridan.

What is the temperature in December in Sheridan?

In December, in Sheridan, the average high-temperature is 35.2°F (1.8°C), and the average low-temperature is 10.6°F (-11.9°C).

How many days does it rain in December in Sheridan?

In Sheridan, Wyoming, in December, it is raining for 7.4 days, with typically 0.6" (14.2mm) of accumulated precipitation.

How many days does it snow in December in Sheridan?

In Sheridan, during December, snow falls for 8 days and regularly aggregates up to 11.7" (297.2mm) of snow.

When does it snow the most in Sheridan?

The month with the most snowfall in Sheridan is December when snow falls for 8 days and typically aggregates up to 11.7" (297.2mm) of snow.
Average temperature in December - Sheridan, WY
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is December (35.2°F).

  • Average low temperature in December: 10.6°F

The month with the highest average low temperature is July (53°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).

Average rainfall in December - Sheridan, WY
  • Average rainfall in December: 0.6"

The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the lowest rainfall) is February (0.5").

Average rainfall days in December - Sheridan, WY
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is May (11.9 days).
The month with the lowest number of rainy days is August (6.3 days).

Average snowfall in December - Sheridan, WY
  • Average snowfall in December: 11.7"

The month with the highest snowfall is December (11.7").
Months with the lowest snowfall are June, July and August (0").

Average snowfall days in December - Sheridan, WY
  • Average snowfall days in December: 8 days

Months with the highest number of snowfall days are March and December (8 days).
Months with the lowest number of snowfall days are July and August (0 days).

Average daylight in December / Average sunshine in December - Sheridan, WY
  • Average daylight in December: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 4.8h

The month with most sunshine is July (Average sunshine: 11.3h).
The month with least sunshine is December (Average sunshine: 4.8h).

Average UV index in December - Sheridan, WY
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).

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