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 is the month when Hathaway Pines experiences its coldest temperatures, averaging a high of 48°F and a low of 32°F.Humidity
The average relative humidity in December is 67%.Rainfall
In Hathaway Pines, California, in December, during 8.2 rainfall days, 4.76" of precipitation is typically accumulated. Throughout the year, there are 69 rainfall days, and 29.09" of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Hathaway Pines, California. In Hathaway Pines, during December, snow falls for 6 days and regularly aggregates up to 11.06" of snow. In Hathaway Pines, during the entire year, snow falls for 31 days and aggregates up to 79.92" of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December in Hathaway Pines, sunrise is at 6:59 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:51 pm PST.
Sunshine
With an average of 6h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Hathaway Pines, California, are February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December leads to these instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
FAQ
What is the coldest time of year in Hathaway Pines?
What are the temperatures in Hathaway Pines in December?
What is the average humidity in December in Hathaway Pines?
How many days does it rain in December in Hathaway Pines?
How much does it snow in Hathaway Pines in December?
What is the month with the shortest days in Hathaway Pines?
What is the average length of the day in December in Hathaway Pines?
When are sunrise and sunset in December in Hathaway Pines?
What is the month with the least sunshine in Hathaway Pines?
How many hours of sunshine does Hathaway Pines have in December?
What are the months with the lowest UV index in Hathaway Pines?
How high is the UV index in December in Hathaway Pines?
Average temperature in December
Hathaway Pines, CA
- Average high temperature in December: 48°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°F).
- Average low temperature in December: 32°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is December (32°F).
Average pressure in December
Hathaway Pines, CA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Hathaway Pines, CA
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Hathaway Pines, CA
- Average humidity in December: 67%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (36%).
Average rainfall in December
Hathaway Pines, CA
- Average rainfall in December: 4.76"
The wettest month (with the highest rainfall) is March (5.98").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in December
Hathaway Pines, CA
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (1.6 days).
Average snowfall in December
Hathaway Pines, CA
- Average snowfall in December: 11.06"
The month with the highest snowfall is March (21.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hathaway Pines, CA
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is March (7.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Hathaway Pines, CA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in December
Hathaway Pines, CA
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is March (14.5 days).
Average UV index in December
Hathaway Pines, 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
Hathaway Pines, CA
- Average cloud cover in December: 32
The month with the most cloud cover is March (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in December
Hathaway Pines, 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).
Hathaway Pines, California, USA
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