December weather forecast and climate
Salinas, CA

Weather in December

December, the first month of the winter, in Salinas, is also a moderate month, with average temperature varying between 44.1°F (6.7°C) and 57.6°F (14.2°C).

Temperature

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

Humidity

In December, the average relative humidity in Salinas is 71%.

Rainfall

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.

Daylight

With an average of 9.7h of daylight, December has the shortest days of the year.

Sunshine

The month with the least sunshine in Salinas is December, with an average of 6h of sunshine.

UV index

Months with the lowest UV index are February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the coldest month in Salinas?

The coldest month in Salinas 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 is the temperature in December in Salinas?

The average high-temperature, in December, in Salinas, California, 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%.

How much does it rain in Salinas in December?

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

What is the wettest month in Salinas?

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

What is the month with the shortest days in Salinas?

With an average of 9.7h of daylight, December has the shortest days of the year.

How many hours of daylight does Salinas have in December?

In December, the average length of the day is 9.7h.

What is the month with the least sunshine in Salinas?

The month with the least sunshine is December, with an average of 6h of sunshine.

How long on average sun shines in December in Salinas?

In Salinas, California, the average sunshine in December is 6h.

When is the lowest UV index in Salinas?

Months with the lowest UV index are February, November and December, with an average maximum UV index of 3.

How high is the UV index in December in Salinas?

In Salinas, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.

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

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).

[Resources]

Average pressure in December
Salinas, CA

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

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

[Resources]

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).

[Resources]

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%).

[Resources]

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").

[Resources]

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).

[Resources]

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

Average daylight in December / Average sunshine in December - Salinas, CA
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.6h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 6h

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

[Resources]

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).

[Resources]

Average UV index in December
Salinas, CA

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

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

[Resources]

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).

[Resources]

Average visibility in December
Salinas, CA

Average visibility in December - Salinas, CA
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]