December weather forecast
South Gate, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in South Gate, California, with temperature in the range of an average low of 51.3°F (10.7°C) and an average high of 64.4°F (18°C).

Temperature

With average high temperatures of 64.4°F (18°C) and lows of 51.3°F (10.7°C), December is the coldest month.

Humidity

In South Gate, the average relative humidity in December is 54%.

Rainfall

The months with the most rainfall in South Gate are February and December, with an average 0.39" (10mm) of precipitation.

Daylight

The month with the shortest days in South Gate is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:40 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:54 pm PST.

Sunshine

With an average of 6.7h of sunshine, December has the least sunshine of the year in South Gate, California.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 4 during December, leads to the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What month is the coldest in South Gate?

December is the month when South Gate, California, experiences its coldest temperatures, averaging a high of 64.4°F (18°C) and a low of 51.3°F (10.7°C).

What is the usual temperature for South Gate in December?

During December, South Gate experiences an average high-temperature of 64.4°F (18°C) and a low-temperature of 51.3°F (10.7°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is estimated at 84.2°F (29°C).

What is the average humidity in December in South Gate?

In South Gate, the average relative humidity in December is 54%.

What is the wettest month in South Gate?

The wettest months in South Gate are February and December, with an average 0.39" (10mm) of rainfall.

How much does it rain in South Gate in December?

In South Gate, in December, it is raining for 3.7 days, with typically 0.39" (10mm) of accumulated precipitation.

What is the month with the shortest days in South Gate?

The month with the shortest days in South Gate, California, is December, with an average of 9h and 54min of daylight.

How many hours of daylight does South Gate have in December?

The average day length in December in South Gate, California, is 9h and 56min.

When are sunrise and sunset in December in South Gate?

In December, on the first day of the month, sunrise is at 6:40 am and sunset at 4:43 pm. On the last day of the month, in South Gate, sunrise is at 6:58 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in South Gate?

With an average of 6.7h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in South Gate?

In December, the average sunshine duration in South Gate is 6.7h.

What are the months with the lowest UV index in South Gate?

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in South Gate, California.

What is the UV index intensity in December in South Gate?

The average daily maximum UV index in December in South Gate is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
South Gate, CA

Average temperature in December - South Gate, CA
  • Average high temperature in December: 64.4°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 (64.4°F).

  • Average low temperature in December: 51.3°F

The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (50.5°F).

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Average pressure in December
South Gate, CA

Average pressure in December - South Gate, CA
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).

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Average wind speed in December
South Gate, CA

Average wind speed in December - South Gate, CA
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is October (4.7mph).

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Average humidity in December
South Gate, CA

Average humidity in December - South Gate, CA
  • Average humidity in December: 54%

The month with the highest relative humidity is June (67%).
The month with the lowest relative humidity is November (51%).

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Average rainfall in December
South Gate, CA

Average rainfall in December - South Gate, CA
  • Average rainfall in December: 0.39"

The wettest months (with the highest rainfall) are February and December (0.39").
The driest months (with the least rainfall) are June, August and September (0").

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Average rainfall days in December
South Gate, CA

Average rainfall days in December - South Gate, CA
  • Average rainfall days in December: 3.7 days

The month with the highest number of rainy days is March (4.5 days).
The month with the least rainy days is June (0.5 days).

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Average daylight in December /
Average sunshine in December
South Gate, CA

Average daylight in December / Average sunshine in December - South Gate, CA
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in December
South Gate, CA

Average sunshine days in December - South Gate, CA
  • Average sunshine days in December: 25.9 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is February (24.1 days).

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Average UV index in December
South Gate, CA

Average UV index in December - South Gate, CA
  • Average UV index in December: 4

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in December
South Gate, CA

Average cloud cover in December - South Gate, CA
  • Average cloud cover in December: 22

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in December
South Gate, CA

Average visibility in December - South Gate, 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).

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South Gate, California, USA

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