Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The coldest period is December, when temperatures fluctuate between an average high of 25.7°F (-3.5°C) and a low of 12.9°F (-10.6°C).Humidity
In December, the average relative humidity in Old Haymaker Place is 82%.Rainfall
In Old Haymaker Place, in December, during 5.2 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, there are 105.6 rainfall days, and 13.94" (354mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In December, it is snowing for 15.7 days. Throughout December, 6.93" (176mm) of snow is accumulated. Throughout the year, there are 100.7 snowfall days, and 54.45" (1383mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:15 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:47 pm MST.
Sunshine
In Old Haymaker Place, the average sunshine in December is 5.8h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 1 in December translates into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Old Haymaker Place have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Old Haymaker Place, WY
- Average high temperature in December: 25.7°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 December: 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).
Average pressure in December
Old Haymaker Place, WY
- Average pressure in December: 30.19"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).
Average wind speed in December
Old Haymaker Place, WY
- Average wind speed in December: 11.4mph
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).
Average humidity in December
Old Haymaker Place, WY
- Average humidity in December: 82%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (41%).
Average rainfall in December
Old Haymaker Place, WY
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is April (1.97").
The driest month (with the least rainfall) is August (0.75").
Average rainfall days in December
Old Haymaker Place, WY
- Average rainfall days in December: 5.2 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).
Average snowfall in December
Old Haymaker Place, WY
- Average snowfall in December: 6.93"
The month with the highest snowfall is April (9.76").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Old Haymaker Place, WY
- Average snowfall days in December: 15.7 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).
Average daylight in December /
Average sunshine in December
Old Haymaker Place, WY
- Average daylight in December: 9h and 1min
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 December: 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).
Average sunshine days in December
Old Haymaker Place, WY
- Average sunshine days in December: 14 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in December
Old Haymaker Place, WY
- Average UV index in December: 1
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).
Average cloud cover in December
Old Haymaker Place, WY
- Average cloud cover in December: 42
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).
Average visibility in December
Old Haymaker Place, WY
- Average visibility in December: 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).
Old Haymaker Place, Wyoming, USA
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