December weather forecast
Meridian, CA

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Weather in December

December, the first month of the winter in Meridian, is still a cool month, with an average temperature ranging between max 54.5°F (12.5°C) and min 42.1°F (5.6°C).

Temperature

December, characterized by an average high temperature of 54.5°F (12.5°C) and a low temperature of 42.1°F (5.6°C), is generally the coldest month.

Humidity

In Meridian, the average relative humidity in December is 67%.

Rainfall

The months with the most rainfall are February and December, with an average 1.3" (33mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:45 pm. On the last day of December, in Meridian, sunrise is at 7:26 am and sunset at 4:55 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 5.8h of sunshine.

UV index

February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Meridian, California. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What part of the year is the coldest in Meridian?

December, with its high-temperature average of 54.5°F (12.5°C) and a low-temperature average of 42.1°F (5.6°C), is the coldest month in Meridian, California.

What are the temperatures in Meridian in December?

The high-temperature during December is 54.5°F (12.5°C) and the low-temperature is 42.1°F (5.6°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is appraised at 93.2°F (34°C).

What is the average humidity in December in Meridian?

The average relative humidity in December in Meridian is 67%.

What is the wettest month in Meridian?

The months with the most rainfall are February and December, with an average 1.3" (33mm) of precipitation.

How much does it rain in Meridian in December?

In Meridian, California, during December, the rain falls for 7.6 days and regularly aggregates up to 1.3" (33mm) of precipitation.

What is the month with the shortest days in Meridian?

December has the shortest days of the year in Meridian, California, with an average of 9h and 30min of daylight.

How many hours of daylight does Meridian have in December?

In December, the average day length in Meridian is 9h and 28min.

When are sunrise and sunset in December in Meridian?

On the first day of December in Meridian, sunrise is at 7:08 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:55 pm PST.

What is the month with the least sunshine in Meridian?

December has the least sunshine of the year in Meridian, California, with an average of 5.8h of sunshine.

How many hours of sunshine does Meridian have in December?

In December, the average sunshine duration in Meridian, California, is 5.8h.

When is the lowest UV index in Meridian?

The months with the lowest UV index in Meridian, California, are February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Meridian?

In Meridian, California, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Meridian, CA

Average temperature in December - Meridian, CA
  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is July (98.8°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in December: 42.1°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is December (42.1°F).

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Average pressure in December
Meridian, CA

Average pressure in December - Meridian, CA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Meridian, CA

Average wind speed in December - Meridian, CA
  • Average wind speed in December: 5.9mph

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Meridian, CA

Average humidity in December - Meridian, CA
  • Average humidity in December: 67%

The month with the highest relative humidity is March (71%).
The month with the lowest relative humidity is September (36%).

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Average rainfall in December
Meridian, CA

Average rainfall in December - Meridian, CA
  • Average rainfall in December: 1.3"

The wettest months (with the highest rainfall) are February and December (1.3").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Meridian, CA

Average rainfall days in December - Meridian, CA
  • Average rainfall days in December: 7.6 days

The month with the highest number of rainy days is March (10.4 days).
The month with the least rainy days is July (1 days).

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

Average daylight in December / Average sunshine in December - Meridian, CA
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in December
Meridian, CA

Average sunshine days in December - Meridian, CA
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (19.7 days).

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Average UV index in December
Meridian, CA

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

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

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Average cloud cover in December
Meridian, CA

Average cloud cover in December - Meridian, CA
  • Average cloud cover in December: 36

The months with the most cloud cover are March and December (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Meridian, CA

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

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