December weather forecast
Lynwood, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in Lynwood, California, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 51.3°F (10.7°C).

Temperature

The coldest period tends to be December, when average temperatures fluctuate between a high of 64.2°F (17.9°C) and a low of 51.3°F (10.7°C).

Humidity

In Lynwood, the average relative humidity in December is 55%.

Rainfall

The month with the most rainfall in Lynwood is December, when the rain falls for 5.8 days and typically aggregates up to 1.22" (31mm) of precipitation.

Daylight

The month with the shortest days in Lynwood is December, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 6:40 am and sunset at 4:43 pm. On the last day of December, in Lynwood, sunrise is at 6:57 am and sunset at 4:54 pm PST.

Sunshine

January, February and December, with an average of 6.8h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Lynwood. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 4 in December translates into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What is the coldest month in Lynwood?

December is Lynwood's coldest month, registering average high temperatures of 64.2°F (17.9°C) and lows of 51.3°F (10.7°C).

What is the temperature in December in Lynwood?

The average high-temperature and low-temperature in Lynwood during December are 64.2°F (17.9°C) and 51.3°F (10.7°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in September is computed to be 84.2°F (29°C).

What is the average humidity in December in Lynwood?

In Lynwood, the average relative humidity in December is 55%.

What is the wettest month in Lynwood?

December is the month with the most rainfall in Lynwood. Rain falls for 5.8 days and accumulates 1.22" (31mm) of precipitation.

How much does it rain in Lynwood in December?

In December, in Lynwood, the rain falls for 5.8 days. Throughout December, 1.22" (31mm) of precipitation is accumulated.

What is the month with the shortest days in Lynwood?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Lynwood?

In Lynwood, the average day length in December is 9h and 56min.

When is the sunrise / sunset in December in Lynwood?

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 Lynwood, California, sunrise is at 6:57 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in Lynwood?

January, February and December, with an average of 6.8h of sunshine, are months with the least sunshine in Lynwood.

How long on average sun shines in December in Lynwood?

In Lynwood, the average sunshine duration in December is 6.8h.

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

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

What is the UV index intensity in December in Lynwood?

The average daily maximum UV index in December in Lynwood is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Lynwood, CA

Average temperature in December - Lynwood, CA
  • Average high temperature in December: 64.2°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (64.2°F).

  • Average low temperature in December: 51.3°F

The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (50.9°F).

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Average pressure in December
Lynwood, CA

Average pressure in December - Lynwood, 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
Lynwood, CA

Average wind speed in December - Lynwood, 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
Lynwood, CA

Average humidity in December - Lynwood, CA
  • Average humidity in December: 55%

The month with the highest relative humidity is June (67%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in December
Lynwood, CA

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

The wettest month (with the highest rainfall) is December (1.22").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in December
Lynwood, CA

Average rainfall days in December - Lynwood, CA
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is March (6.9 days).
The month with the least rainy days is June (1.2 days).

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

Average daylight in December / Average sunshine in December - Lynwood, 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 5min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in December
Lynwood, CA

Average sunshine days in December - Lynwood, CA
  • Average sunshine days in December: 23.7 days

The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is February (20.9 days).

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Average UV index in December
Lynwood, CA

Average UV index in December - Lynwood, 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
Lynwood, CA

Average cloud cover in December - Lynwood, 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
Lynwood, CA

Average visibility in December - Lynwood, 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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Lynwood, California, USA

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