December weather forecast
Los Nietos, CA

Weather in December

The first month of the winter, December, is still a comfortable month in Los Nietos, California, with average temperature fluctuating between 50.2°F (10.1°C) and 64.8°F (18.2°C).

Temperature

The coldest month is December, with an average high-temperature of 64.8°F (18.2°C) and an average low-temperature of 50.2°F (10.1°C).

Humidity

In Los Nietos, the average relative humidity in December is 52%.

Rainfall

December is the month with the most rainfall. Rain falls for 4.1 days and accumulates 0.47" (12mm) of precipitation.

Daylight

The month with the shortest days in Los Nietos is December, with an average of 9.9h of daylight.

Sunshine

Months with the least sunshine in Los Nietos are January, February and December, with an average of 6.8h of sunshine.

UV index

Months with the lowest UV index are February, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the coldest month in Los Nietos?

December is the coldest month in Los Nietos, California, with an average high-temperature of 64.8°F (18.2°C) and an average low-temperature of 50.2°F (10.1°C).

What is the average humidity in December in Los Nietos?

In Los Nietos, the average relative humidity in December is 52%.

What is the rainiest month in Los Nietos?

December is the month with the most rainfall in Los Nietos. Rain falls for 4.1 days and accumulates 0.47" (12mm) of precipitation.

How much does it rain in Los Nietos in December?

In Los Nietos, California, in December, it is raining for 4.1 days, with typically 0.47" (12mm) of accumulated precipitation.

What is the month with the shortest days in Los Nietos?

December has the shortest days of the year in Los Nietos, with an average of 9.9h of daylight.

How many hours of daylight does Los Nietos have in December?

The average length of the day in December in Los Nietos is 9.9h.

What is the month with the least sunshine in Los Nietos?

Months with the least sunshine in Los Nietos are January, February and December, with an average of 6.8h of sunshine.

How many hours of sunshine does Los Nietos have in December?

In Los Nietos, the average sunshine in December is 6.8h.

What is the month with the lowest UV index in Los Nietos?

Months with the lowest UV index in Los Nietos, California, are February, November and December, with an average maximum UV index of 4.

How high is the UV index in December in Los Nietos?

In December, the average daily maximum UV index in Los Nietos is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in December
Los Nietos, CA

Average temperature in December - Los Nietos, CA
  • Average high temperature in December: 64.8°F

The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is December (64.8°F).

  • Average low temperature in December: 50.2°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (49.8°F).

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Average pressure in December
Los Nietos, CA

Average pressure in December - Los Nietos, CA
  • Average pressure in December: 30.07"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in December
Los Nietos, CA

Average wind speed in December - Los Nietos, CA
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest months (with the lowest average wind speed) are September and October (4.7mph).

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Average humidity in December
Los Nietos, CA

Average humidity in December - Los Nietos, CA
  • Average humidity in December: 52%

The month with the highest relative humidity is June (63%).
The month with the lowest relative humidity is November (48%).

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Average rainfall in December
Los Nietos, CA

Average rainfall in December - Los Nietos, CA
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is December (0.47").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in December
Los Nietos, CA

Average rainfall days in December - Los Nietos, CA
  • Average rainfall days in December: 4.1 days

The month with the highest number of rainy days is March (4.6 days).
The month with the least rainy days is June (0.5 days).

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Average daylight in December /
Average sunshine in December
Los Nietos, CA

Average daylight in December / Average sunshine in December - Los Nietos, CA
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 6.8h

Months with the most sunshine are July and August (Average sunshine: 12h).
Months with the least sunshine are January, February and December (Average sunshine: 6.8).

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Average sunshine days in December
Los Nietos, CA

Average sunshine days in December - Los Nietos, CA
  • Average sunshine days in December: 25.5 days

The month with the most sunshine days is June (29.3 days).
The month with the least sunshine days is February (23.8 days).

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Average UV index in December
Los Nietos, CA

Average UV index in December - Los Nietos, CA
  • Average UV index in December: 4

The month with the highest UV index is August (UV index 7).
Months with the lowest UV index are February, November and December (UV index 4).

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Average cloud cover in December
Los Nietos, CA

Average cloud cover in December - Los Nietos, CA
  • Average cloud cover in December: 22

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
Los Nietos, CA

Average visibility in December - Los Nietos, 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).

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