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 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
In Chualar, California, December records the lowest average temperatures, peaking at 57.6°F (14.2°C) and reaching a low of 40.3°F (4.6°C).Humidity
The average relative humidity in December is 70%.Rainfall
The month with the most rainfall is December, when the rain falls for 8.5 days and typically aggregates up to 1.5" (38mm) of precipitation.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:18 am and sunset at 5:00 pm PST.
Sunshine
The month with the least sunshine is December, with an average of 5.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 3 suggests these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Chualar?
What are the temperatures in December?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index in Chualar?
What is the UV index reading in December?
Average temperature in December
Chualar, CA
- Average high temperature in December: 57.6°F
The warmest month (with the highest average high temperature) is August (86.2°F).
The month with the lowest average high temperature is December (57.6°F).
- Average low temperature in December: 40.3°F
The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is February (39.9°F).
Average pressure in December
Chualar, CA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in December
Chualar, CA
- Average wind speed in December: 4.6mph
The windiest months (with the highest average wind speed) are May and June (6mph).
The calmest month (with the lowest average wind speed) is October (4.4mph).
Average humidity in December
Chualar, CA
- Average humidity in December: 70%
The month with the highest relative humidity is March (73%).
The month with the lowest relative humidity is July (55%).
Average rainfall in December
Chualar, CA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is December (1.5").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in December
Chualar, CA
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is June (0.7 days).
Average daylight in December /
Average sunshine in December
Chualar, CA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
Chualar, CA
- Average sunshine days in December: 21.6 days
The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is March (19.4 days).
Average UV index in December
Chualar, CA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Chualar, CA
- Average cloud cover in December: 36
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in December
Chualar, 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).
Chualar, California, USA
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