December weather forecastBannock Ford, WY
December
Weather in December
The first month of the winter, December, is still a freezing cold month in Bannock Ford, Wyoming, with an average temperature ranging between max 18.9°F (-7.3°C) and min 2.5°F (-16.4°C).Temperature
December proves to be the coldest month, recording an average maximum temperature of 18.9°F (-7.3°C) and a minimum temperature of 2.5°F (-16.4°C).Humidity
In Bannock Ford, the average relative humidity in December is 92%.Rainfall
In Bannock Ford, during December, the rain falls for 4.8 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Bannock Ford, during the entire year, the rain falls for 102.8 days and collects up to 23.98" (609mm) of precipitation.Snowfall
January through December are months with snowfall. In Bannock Ford, in December, snow falls for 24.2 days, with typically accumulated 13.74" (349mm) of snow. In Bannock Ford, during the entire year, snow falls for 186.1 days and aggregates up to 135.16" (3433mm) of snow.Daylight
With an average of 8h and 54min of daylight, December has the shortest days of the year in Bannock Ford.On the first day of December, sunrise is at 7:39 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 4:50 pm MST.
Sunshine
The month with the least sunshine is December, with an average of 3.6h of sunshine.UV index
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 1 in December translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bannock Ford, WY
- Average high temperature in December: 18.9°F
The warmest month (with the highest average high temperature) is July (70.9°F).
The month with the lowest average high temperature is December (18.9°F).
- Average low temperature in December: 2.5°F
The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is December (2.5°F).
Average pressure in December
Bannock Ford, WY
- Average pressure in December: 30.22"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Bannock Ford, WY
- Average wind speed in December: 6.6mph
The windiest months (with the highest average wind speed) are February and June (7.3mph).
The calmest month (with the lowest average wind speed) is May (6mph).
Average humidity in December
Bannock Ford, WY
- Average humidity in December: 92%
The months with the highest relative humidity are February and March (93%).
The months with the lowest relative humidity are July and August (51%).
Average rainfall in December
Bannock Ford, WY
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is July (1.02").
Average rainfall days in December
Bannock Ford, WY
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in December
Bannock Ford, WY
- Average snowfall in December: 13.74"
The month with the highest snowfall is April (19.69").
The month with the least snowfall is July (0.24").
Average snowfall days in December
Bannock Ford, WY
- Average snowfall days in December: 24.2 days
The month with the highest number of snowfall days is March (25.6 days).
The month with the least snowfall days is July (0.4 days).
Average daylight in December /
Average sunshine in December
Bannock Ford, WY
- Average daylight in December: 8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Bannock Ford, WY
- Average sunshine days in December: 7.6 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is May (3.1 days).
Average UV index in December
Bannock Ford, WY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in December
Bannock Ford, WY
- Average cloud cover in December: 67
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in December
Bannock Ford, WY
- Average visibility in December: 4mi
The months with the highest visibility are June, July, August and September (6mi).
The month with the lowest visibility is February (3mi).
