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
December proves to be the coldest month, recording an average maximum temperature of 57.6°F (14.2°C) and a minimum temperature of 40.3°F (4.6°C).Humidity
In December, the average relative humidity is 63%.Rainfall
In Terra Bella, in December, it is raining for 6.8 days, with typically 1.61" (41mm) of accumulated precipitation. In Terra Bella, during the entire year, the rain falls for 52.3 days and collects up to 9.37" (238mm) of precipitation.Snowfall
In Terra Bella, snow does not fall in January, March through December.Daylight
December has the shortest days of the year in Terra Bella, with an average of 9h and 48min of daylight.On the first day of December in Terra Bella, sunrise is at 6:48 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:52 pm PST.
Sunshine
December has the least sunshine of the year in Terra Bella, with an average of 6.8h of sunshine.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the UV index of 3 transforms into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the coldest time of year in Terra Bella?
What is the temperature in December in Terra Bella?
What is the average humidity in December in Terra Bella?
How much does it rain in Terra Bella in December?
When it does not snow in Terra Bella?
What is the month with the shortest days in Terra Bella?
How many hours of daylight does Terra Bella have in December?
What time are sunrise and sunset in December in Terra Bella?
What is the month with the least sunshine in Terra Bella?
How long on average sun shines in December in Terra Bella?
What is the month with the lowest UV index in Terra Bella?
What is the UV index reading in December in Terra Bella?
Average temperature in December
Terra Bella, CA
- Average high temperature in December: 57.6°F
The warmest month (with the highest average high temperature) is July (97.7°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 (65.1°F).
The coldest month (with the lowest average low temperature) is December (40.3°F).
Average pressure in December
Terra Bella, 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 (29.87"Hg).
Average wind speed in December
Terra Bella, CA
- Average wind speed in December: 3.6mph
The windiest month (with the highest average wind speed) is June (5.2mph).
The calmest month (with the lowest average wind speed) is December (3.6mph).
Average humidity in December
Terra Bella, CA
- Average humidity in December: 63%
The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is August (30%).
Average rainfall in December
Terra Bella, CA
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is March (1.93").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in December
Terra Bella, CA
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is March (9.3 days).
The month with the least rainy days is August (0.5 days).
Average snowfall days in December
Terra Bella, CA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is February (0.2 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
Terra Bella, CA
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 6h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in December
Terra Bella, CA
- Average sunshine days in December: 23.1 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (20.3 days).
Average UV index in December
Terra Bella, CA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in December
Terra Bella, CA
- Average cloud cover in December: 22
The month with the most cloud cover is March (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in December
Terra Bella, 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).
Terra Bella, California, USA
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