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
December, characterized by an average high temperature of 48.7°F (9.3°C) and a low temperature of 30.9°F (-0.6°C), is generally the coldest month.Humidity
In December, the average relative humidity in Poso Park is 57%.Rainfall
In Poso Park, in December, during 7.3 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, in Poso Park, there are 61 rainfall days, and 11.81" (300mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Poso Park, California, during December, snow falls for 1.5 days and regularly aggregates up to 0.71" (18mm) of snow. In Poso Park, during the entire year, snow falls for 9.1 days and aggregates up to 9.13" (232mm) of snow.Daylight
December has the shortest days of the year in Poso Park, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:46 am and sunset at 4:40 pm. On the last day of December, in Poso Park, sunrise is at 7:04 am and sunset at 4:51 pm PST.
Sunshine
January, February and December, with an average of 6.7h of sunshine, are months with the least sunshine.UV index
February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What time of the year is the coldest in Poso Park?
What is the usual temperature for Poso Park in December?
What is the average humidity in December in Poso Park?
How much does it rain in Poso Park in December?
How many days does it snow in December in Poso Park?
What is the month with the shortest days in Poso Park?
How many hours of daylight does Poso Park have in December?
When is the sunrise / sunset in December in Poso Park?
What is the month with the least sunshine in Poso Park?
How many hours of sunshine does Poso Park have in December?
What are the months with the lowest UV index in Poso Park?
What is the UV index intensity in December in Poso Park?
Average temperature in December
Poso Park, CA
- Average high temperature in December: 48.7°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (48.7°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is December (30.9°F).
Average pressure in December
Poso Park, CA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Poso Park, CA
- Average wind speed in December: 5.6mph
The windiest months (with the highest average wind speed) are May and June (7.3mph).
The calmest months (with the lowest average wind speed) are January and September (5.4mph).
Average humidity in December
Poso Park, CA
- Average humidity in December: 57%
The month with the highest relative humidity is February (59%).
The month with the lowest relative humidity is August (31%).
Average rainfall in December
Poso Park, CA
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is January (2.48").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in December
Poso Park, CA
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is June (1.3 days).
Average snowfall in December
Poso Park, CA
- Average snowfall in December: 0.71"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Poso Park, CA
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Poso Park, CA
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 6h and 4min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 42min).
Average sunshine days in December
Poso Park, CA
- Average sunshine days in December: 22 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (19 days).
Average UV index in December
Poso Park, CA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in December
Poso Park, CA
- Average cloud cover in December: 23
The month with the most cloud cover is March (Cloud cover 26).
The months with the least cloud cover are August and September (Cloud cover 5).
Average visibility in December
Poso Park, 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).
Poso Park, California, USA
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