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 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
During the coldest month, December, temperatures average a high of 56.7°F (13.7°C) and a low of 41.5°F (5.3°C).Humidity
In Visalia, the average relative humidity in December is 66%.Rainfall
In December, the rain falls for 8.2 days. Throughout December, 1.73" (44mm) of precipitation is accumulated. In Visalia, during the entire year, the rain falls for 62 days and collects up to 12.17" (309mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:50 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:52 pm PST.
Sunshine
With an average of 6.5h of sunshine, December has the least sunshine of the year.UV index
January, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 3 in December translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Visalia have in December?
When is the lowest UV index?
What is the UV index intensity in December in Visalia?
Average temperature in December
Visalia, CA
- Average high temperature in December: 56.7°F
The warmest month (with the highest average high temperature) is July (100.6°F).
The month with the lowest average high temperature is December (56.7°F).
- Average low temperature in December: 41.5°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is December (41.5°F).
Average pressure in December
Visalia, CA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Visalia, CA
- Average wind speed in December: 3.8mph
The windiest month (with the highest average wind speed) is June (5.4mph).
The calmest month (with the lowest average wind speed) is December (3.8mph).
Average humidity in December
Visalia, CA
- Average humidity in December: 66%
The month with the highest relative humidity is January (67%).
The months with the lowest relative humidity are July and August (31%).
Average rainfall in December
Visalia, CA
- Average rainfall in December: 1.73"
The wettest month (with the highest rainfall) is March (2.32").
The driest month (with the least rainfall) is August (0.08").
Average rainfall days in December
Visalia, CA
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (1 days).
Average snowfall days in December
Visalia, 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
Visalia, 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: 6h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in December
Visalia, CA
- Average sunshine days in December: 21.4 days
The month with the most sunshine days is August (28.4 days).
The month with the least sunshine days is March (19.8 days).
Average UV index in December
Visalia, CA
- Average UV index in December: 3
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in December
Visalia, CA
- Average cloud cover in December: 26
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in December
Visalia, 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).
Visalia, California, USA
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