December weather forecastTemelec, CA

December

Weather in December

December, the first month of the winter in Temelec, is also a fresh month, with an average temperature varying between 41.4°F (5.2°C) and 55°F (12.8°C).

Temperature

The month of December sees the lowest average temperatures, reaching 55°F (12.8°C) at the peak and 41.4°F (5.2°C) at the low.

Humidity

The average relative humidity in December is 73%.

Rainfall

In Temelec, in December, during 10.6 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Temelec, during the entire year, the rain falls for 73.3 days and collects up to 15.47" (393mm) of precipitation.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of December in Temelec, sunrise is at 7:08 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:00 pm PST.

Sunshine

With an average of 5.6h of sunshine, December has the least sunshine of the year.

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 value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 3 in December suggests the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Temelec, December is the month with the lowest recorded average temperatures, measuring a high of 55°F (12.8°C) and a low of 41.4°F (5.2°C).

In December, the average high-temperature and low-temperature are 55°F (12.8°C) and 41.4°F (5.2°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in September is appraised at 82.4°F (28°C).

In Temelec, the average relative humidity in December is 73%.

In Temelec, California, in December, during 10.6 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

With an average of 9h and 36min of daylight, December has the shortest days of the year.

The average day length in December is 9h and 33min.

On the first day of December, sunrise is at 7:08 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:00 pm PST.

The month with the least sunshine is December, with an average of 5.6h of sunshine.

The average sunshine duration in December is 5.6h.

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

In Temelec, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Temelec, CA

  • Average high temperature in December: 55°F

The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in December: 41.4°F

The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

Average pressure in December
Temelec, CA

  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Temelec, CA

  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is May (6.2mph).
The calmest month (with the lowest average wind speed) is November (4.4mph).

Average humidity in December
Temelec, CA

  • Average humidity in December: 73%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (59%).

Average rainfall in December
Temelec, CA

  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in December
Temelec, CA

  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (0.8 days).

Average daylight in December /
Average sunshine in December
Temelec, CA

  • Average daylight in December: 9h and 36min

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: 5h and 36min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in December
Temelec, CA

  • Average sunshine days in December: 19.4 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is March (16.1 days).

Average UV index in December
Temelec, CA

  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December
Temelec, CA

  • Average cloud cover in December: 38

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in December
Temelec, 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).