December weather forecast
Salinas, CA

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Weather in December

Wrapping up the year, Salinas weather in December is similar to January, encapsulated by moderate rain showers. Daily temperature comparison displays a range from 57.6°F (14.2°C) to 44.1°F (6.7°C), preserving a consistent weather pattern. Showers span across 8.5 days totaling 1.38" (35mm), introducing a soothing chill in the clammy California weather. The days become shorter, with daylight lasting approximately 9.7 hours. Salinas presents a delightful slice of winter in December, unlike the typically harsh climate in other regions.

Temperature

In Salinas, the month of December is known for its lowest average temperatures, reaching a high of 57.6°F (14.2°C) and a low of 44.1°F (6.7°C).

Humidity

The average relative humidity in December in Salinas is 71%.

Rainfall

December is the month with the most rainfall. Rain falls for 8.5 days and accumulates 1.38" (35mm) of precipitation.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of December in Salinas, sunrise is at 7:01 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:01 pm PST.

Sunshine

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

UV index

February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Salinas. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 3 during December leads to these instructions:
Guard yourself - Avoiding sunburn is suggested. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the coldest time of year in Salinas?

The coldest month in Salinas, California, is December, with an average high-temperature of 57.6°F (14.2°C) and an average low-temperature of 44.1°F (6.7°C).

What are December temperatures in Salinas?

The average high-temperature, in December, in Salinas, is 57.6°F (14.2°C), while the average low-temperature is 44.1°F (6.7°C).

What is the average humidity in December in Salinas?

In December, the average relative humidity is 71%.

What is the wettest month in Salinas?

The month with the most rainfall in Salinas is December, when the rain falls for 8.5 days and typically aggregates up to 1.38" (35mm) of precipitation.

How many days does it rain in December in Salinas?

In Salinas, California, in December, it is raining for 8.5 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the month with the shortest days in Salinas?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Salinas, California.

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

The average day length in December is 9h and 42min.

When are sunrise and sunset in December in Salinas?

On the first day of December in Salinas, sunrise is at 7:01 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:01 pm PST.

What is the month with the least sunshine in Salinas?

December has the least sunshine of the year in Salinas, with an average of 6h of sunshine.

How long on average sun shines in December in Salinas?

The average sunshine duration in December in Salinas is 6h.

When is the lowest UV index in Salinas?

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

How high is the UV index in December in Salinas?

The average daily maximum UV index in December in Salinas, California, is 3. A UV Index 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
Salinas, CA

Average temperature in December - Salinas, CA
  • Average high temperature in December: 57.6°F

The warmest months (with the highest average high temperature) are August and September (76.1°F).
The month with the lowest average high temperature is December (57.6°F).

  • Average low temperature in December: 44.1°F

The months with the highest average low temperature are August and September (54.7°F).
The coldest month (with the lowest average low temperature) is December (44.1°F).

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Average pressure in December
Salinas, CA

Average pressure in December - Salinas, CA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

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Average wind speed in December
Salinas, CA

Average wind speed in December - Salinas, CA
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is May (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).

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Average humidity in December
Salinas, CA

Average humidity in December - Salinas, CA
  • Average humidity in December: 71%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in December
Salinas, CA

Average rainfall in December - Salinas, CA
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is December (1.38").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in December
Salinas, CA

Average rainfall days in December - Salinas, CA
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is August (0.8 days).

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

Average daylight in December / Average sunshine in December - Salinas, CA
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 6h

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

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Average sunshine days in December
Salinas, CA

Average sunshine days in December - Salinas, CA
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is March (19.2 days).

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Average UV index in December
Salinas, CA

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

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in December
Salinas, CA

Average cloud cover in December - Salinas, 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 8).

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Average visibility in December
Salinas, CA

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

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