December weather forecast
Lomita, CA

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Weather in December

The first month of the winter, December, is still a comfortable month in Lomita, California, with an average temperature fluctuating between 62.4°F (16.9°C) and 53.8°F (12.1°C).

Temperature

The coldest period tends to be December, when average temperatures fluctuate between a high of 62.4°F (16.9°C) and a low of 53.8°F (12.1°C).

Humidity

In December, the average relative humidity in Lomita is 60%.

Rainfall

In Lomita, in December, it is raining for 5.9 days, with typically 1.22" (31mm) of accumulated precipitation. Throughout the year, there are 57.9 rainfall days, and 6.65" (169mm) of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 6:40 am and sunset at 4:44 pm. On the last day of December, sunrise is at 6:58 am and sunset at 4:55 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 6.7h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index, 4 in December, converts into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

What time of the year is the coldest in Lomita?

With average temperatures fluctuating between a high of 62.4°F (16.9°C) and a low of 53.8°F (12.1°C), December stands out as the coldest month in Lomita.

What is the temperature in December in Lomita?

In Lomita, in December, the average high-temperature is 62.4°F (16.9°C), and the average low-temperature is 53.8°F (12.1°C).

What is the average humidity in December in Lomita?

In December, the average relative humidity is 60%.

How many days does it rain in December in Lomita?

In Lomita, California, in December, during 5.9 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

What is the month with the shortest days in Lomita?

December has the shortest days of the year in Lomita, California, with an average of 10h and 0min of daylight.

How many hours of daylight does Lomita have in December?

In December, the average day length in Lomita is 9h and 57min.

What time are sunrise and sunset in December in Lomita?

On the first day of December in Lomita, sunrise is at 6:40 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:55 pm PST.

What is the month with the least sunshine in Lomita?

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

How long on average sun shines in December in Lomita?

In December, the average sunshine duration in Lomita, California, is 6.7h.

What is the month with the lowest UV index in Lomita?

The months with the lowest UV index in Lomita are January through March, November and December, with an average maximum UV index of 4.

How high is the UV index in December in Lomita?

The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Lomita, CA

Average temperature in December - Lomita, CA
  • Average high temperature in December: 62.4°F

The warmest months (with the highest average high temperature) are August and September (75.9°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in December: 53.8°F

The month with the highest average low temperature is September (64.2°F).
The coldest month (with the lowest average low temperature) is February (52.7°F).

Average pressure in December
Lomita, CA

Average pressure in December - Lomita, 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 (29.9"Hg).

Average wind speed in December
Lomita, CA

Average wind speed in December - Lomita, CA
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).

Average humidity in December
Lomita, CA

Average humidity in December - Lomita, CA
  • Average humidity in December: 60%

The month with the highest relative humidity is June (75%).
The month with the lowest relative humidity is November (58%).

Average rainfall in December
Lomita, CA

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

The wettest month (with the highest rainfall) is January (1.3").
The driest month (with the least rainfall) is June (0.12").

Average rainfall days in December
Lomita, CA

Average rainfall days in December - Lomita, CA
  • Average rainfall days in December: 5.9 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (3 days).

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

Average daylight in December / Average sunshine in December - Lomita, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in December
Lomita, CA

Average sunshine days in December - Lomita, CA
  • Average sunshine days in December: 23.2 days

The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is June (17.7 days).

Average UV index in December
Lomita, CA

Average UV index in December - Lomita, CA
  • Average UV index in December: 4

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

Average cloud cover in December
Lomita, CA

Average cloud cover in December - Lomita, CA
  • Average cloud cover in December: 23

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in December
Lomita, CA

Average visibility in December - Lomita, 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).

Lomita, California, USA

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