December weather forecast and climate
Ceres, CA

Weather in December

December, the first month of the winter, in Ceres, is also a moderate month, with average temperature varying between 41.9°F (5.5°C) and 55.6°F (13.1°C).

Temperature

The coldest month is December, with an average high-temperature of 55.6°F (13.1°C) and an average low-temperature of 41.9°F (5.5°C).

Humidity

In December, the average relative humidity is 70%.

Rainfall

In December, the rain falls for 8.2 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. In Ceres, during the entire year, the rain falls for 54.3 days and collects up to 6.54" (166mm) of precipitation.

Daylight

December has the shortest days of the year, with an average of 9.6h of daylight.

Sunshine

With an average of 6h of sunshine, December has the least sunshine of the year in Ceres.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Ceres. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
[Resources]

FAQ

What is the coldest month in Ceres?

With an average high-temperature of 55.6°F (13.1°C) and an average low-temperature of 41.9°F (5.5°C), December is the coldest month in Ceres.

What is the temperature in December in Ceres?

In December, in Ceres, California, the average high-temperature is 55.6°F (13.1°C), and the average low-temperature is 41.9°F (5.5°C).

What is the average humidity in December in Ceres?

In December, the average relative humidity in Ceres, California, is 70%.

How much does it rain in Ceres in December?

In December, in Ceres, the rain falls for 8.2 days. Throughout December, 1.22" (31mm) of precipitation is accumulated.

What is the month with the shortest days in Ceres?

December has the shortest days of the year, with an average of 9.6h of daylight.

How many hours of daylight does Ceres have in December?

In December, the average length of the day is 9.6h.

What is the month with the least sunshine in Ceres?

With an average of 6h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Ceres?

In Ceres, California, the average sunshine in December is 6h.

When is the lowest UV index in Ceres?

Months with the lowest UV index in Ceres, California, are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Ceres?

In December, the average daily maximum UV index in Ceres is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in December
Ceres, CA

Average temperature in December - Ceres, CA
  • Average high temperature in December: 55.6°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 (55.6°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is July (62.1°F).
The coldest months (with the lowest average low temperature) are January and December (41.9°F).

[Resources]

Average pressure in December
Ceres, CA

Average pressure in December - Ceres, CA
  • Average pressure in December: 30.12"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.91").

[Resources]

Average wind speed in December
Ceres, CA

Average wind speed in December - Ceres, CA
  • Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is November (5.2mph).

[Resources]

Average humidity in December
Ceres, CA

Average humidity in December - Ceres, CA
  • Average humidity in December: 70%

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

[Resources]

Average rainfall in December
Ceres, CA

Average rainfall in December - Ceres, CA
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is March (1.3").
The driest months (with the least rainfall) are July and August (0.04").

[Resources]

Average rainfall days in December
Ceres, CA

Average rainfall days in December - Ceres, CA
  • Average rainfall days in December: 8.2 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Ceres, CA
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 6h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

[Resources]

Average sunshine days in December
Ceres, CA

Average sunshine days in December - Ceres, CA
  • Average sunshine days in December: 22 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (19.6 days).

[Resources]

Average UV index in December
Ceres, CA

Average UV index in December - Ceres, CA
  • Average UV index in December: 3

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in December
Ceres, CA

Average cloud cover in December - Ceres, CA
  • Average cloud cover in December: 32

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

[Resources]

Average visibility in December
Ceres, CA

Average visibility in December - Ceres, CA
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]