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
Harts Place experiences its lowest temperatures in December, with an average peak of 51.1°F (10.6°C) and a low of 35.6°F (2°C).Humidity
The average relative humidity in December in Harts Place is 47%.Rainfall
December is the month with the most rainfall. Rain falls for 4.6 days and accumulates 0.87" (22mm) of precipitation.Snowfall
In Harts Place, snow does not fall in March through October and December.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Harts Place.On the first day of December, sunrise is at 6:43 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:49 pm PST.
Sunshine
The months with the least sunshine are January and December, with an average of 7.1h of sunshine.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Harts Place?
What are December temperatures in Harts Place?
What is the average humidity in December in Harts Place?
What is the wettest month in Harts Place?
How many days does it rain in December in Harts Place?
When it does not snow in Harts Place?
Does it snow in Harts Place in December?
What is the month with the shortest days in Harts Place?
How many hours of daylight does Harts Place have in December?
What time are sunrise and sunset in December in Harts Place?
What are the months with the least sunshine in Harts Place?
How many hours of sunshine does Harts Place have in December?
What is the month with the lowest UV index in Harts Place?
What is the UV index intensity in December in Harts Place?
Average temperature in December
Harts Place, CA
- Average high temperature in December: 51.1°F
The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is December (51.1°F).
- Average low temperature in December: 35.6°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is December (35.6°F).
Average pressure in December
Harts Place, 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 June (29.82"Hg).
Average wind speed in December
Harts Place, CA
- Average wind speed in December: 6mph
The windiest months (with the highest average wind speed) are May and June (9.1mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).
Average humidity in December
Harts Place, CA
- Average humidity in December: 47%
The month with the highest relative humidity is January (48%).
The month with the lowest relative humidity is August (20%).
Average rainfall in December
Harts Place, CA
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in December
Harts Place, CA
- Average rainfall days in December: 4.6 days
The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is June (0.8 days).
Average snowfall in December
Harts Place, CA
- Average snowfall in December: 0"
The month with the highest snowfall is November (0.87").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").
Average snowfall days in December
Harts Place, CA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Harts Place, 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: 7h and 1min
The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 6min).
Average sunshine days in December
Harts Place, CA
- Average sunshine days in December: 25.2 days
The month with the most sunshine days is June (28.4 days).
The month with the least sunshine days is February (21.6 days).
Average UV index in December
Harts Place, CA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Harts Place, CA
- Average cloud cover in December: 17
The months with the most cloud cover are January and March (Cloud cover 18).
The months with the least cloud cover are August and September (Cloud cover 4).
Average visibility in December
Harts Place, 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).
Harts Place, California, USA
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