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
Lowest temperatures are observed in February and December, averaging a high-temperature of 54.3°F (12.4°C).Humidity
The average relative humidity in December in Caspar is 76%.Rainfall
The month with the most rainfall is December, when the rain falls for 10.4 days and typically aggregates up to 1.77" (45mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:16 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:02 pm PST.
Sunshine
The month with the least sunshine is December, with an average of 5.5h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Caspar. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 3 during December translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What part of the year is the coldest in Caspar?
What are December temperatures in Caspar?
What is the average humidity in December in Caspar?
What is the wettest month in Caspar?
How much does it rain in Caspar in December?
When it does not snow in Caspar?
What is the month with the shortest days in Caspar?
What is the average length of the day in December in Caspar?
What time are sunrise and sunset in December in Caspar?
What is the month with the least sunshine in Caspar?
How many hours of sunshine does Caspar have in December?
What are the months with the lowest UV index in Caspar?
What is the UV index intensity in December in Caspar?
Average temperature in December
Caspar, CA
- Average high temperature in December: 54.3°F
The warmest month (with the highest average high temperature) is September (67.5°F).
The months with the lowest average high temperature are February and December (54.3°F).
- Average low temperature in December: 46.2°F
The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).
Average pressure in December
Caspar, CA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed in December
Caspar, CA
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is June (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in December
Caspar, CA
- Average humidity in December: 76%
The months with the highest relative humidity are March, May and August (80%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Caspar, CA
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is December (1.77").
The driest months (with the least rainfall) are June, July and August (0.08").
Average rainfall days in December
Caspar, CA
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is March (11.4 days).
The months with the least rainy days are June and August (1.8 days).
Average snowfall in December
Caspar, CA
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Caspar, CA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Caspar, CA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 3min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Caspar, CA
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is July (28.2 days).
The month with the least sunshine days is March (18.4 days).
Average UV index in December
Caspar, CA
- Average UV index in December: 3
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, November and December (UV index 3).
Average cloud cover in December
Caspar, CA
- Average cloud cover in December: 39
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in December
Caspar, CA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Caspar, California, USA
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