January weather forecast
Los Serranos, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Los Serranos, California, with an average temperature ranging between max 66.7°F (19.3°C) and min 48.7°F (9.3°C).

Temperature

With January's advent, Los Serranos sees an average high-temperature of a still refreshing 66.7°F (19.3°C), subtly shifted from December's 64.4°F (18°C). Los Serranos observes an average nighttime temperature of 48.7°F (9.3°C) during January.

Humidity

The average relative humidity in January is 49%.

Rainfall

In January, the rain falls for 3.4 days. Throughout January, 0.31" (8mm) of precipitation is accumulated. In Los Serranos, during the entire year, the rain falls for 36.5 days and collects up to 3.15" (80mm) of precipitation.

Daylight

In Los Serranos, the average length of the day in January is 10h and 12min.
On the first day of January, sunrise is at 6:56 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 5:20 pm PST.

Sunshine

In Los Serranos, the average sunshine in January is 6.9h.

UV index

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, a regular UV index of 4 translates into these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in January?

In January, in Los Serranos, the average high-temperature is 66.7°F (19.3°C), and the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in January in Los Serranos?

In Los Serranos, the average relative humidity in January is 49%.

How many days does it rain in January in Los Serranos?

In Los Serranos, in January, during 3.4 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

What is the average length of the day in January?

In Los Serranos, the average day length in January is 10h and 12min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 6:56 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 5:20 pm PST.

How long on average sun shines in January?

The average sunshine duration in January is 6.9h.

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

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 January?

In January, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Los Serranos, CA

Average temperature in January - Los Serranos, CA
  • Average high temperature in January: 66.7°F

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is December (64.4°F).

  • Average low temperature in January: 48.7°F

The month with the highest average low temperature is August (66.6°F).
The coldest month (with the lowest average low temperature) is February (47.3°F).

Average pressure in January
Los Serranos, CA

Average pressure in January - Los Serranos, CA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in January
Los Serranos, CA

Average wind speed in January - Los Serranos, CA
  • Average wind speed in January: 5.2mph

The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

Average humidity in January
Los Serranos, CA

Average humidity in January - Los Serranos, CA
  • Average humidity in January: 49%

The month with the highest relative humidity is May (57%).
The month with the lowest relative humidity is November (45%).

Average rainfall in January
Los Serranos, CA

Average rainfall in January - Los Serranos, CA
  • Average rainfall in January: 0.31"

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is June (0").

Average rainfall days in January
Los Serranos, CA

Average rainfall days in January - Los Serranos, CA
  • Average rainfall days in January: 3.4 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

Average daylight in January /
Average sunshine in January
Los Serranos, CA

Average daylight in January / Average sunshine in January - Los Serranos, CA
  • Average daylight in January: 10h and 1min

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 January: 6h and 5min

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

Average sunshine days in January
Los Serranos, CA

Average sunshine days in January - Los Serranos, CA
  • Average sunshine days in January: 26.3 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (22.8 days).

Average UV index in January
Los Serranos, CA

Average UV index in January - Los Serranos, CA
  • Average UV index in January: 4

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).

Average cloud cover in January
Los Serranos, CA

Average cloud cover in January - Los Serranos, CA
  • Average cloud cover in January: 20

The months with the most cloud cover are February, March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in January
Los Serranos, CA

Average visibility in January - Los Serranos, CA
  • Average visibility in January: 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).

Los Serranos, California, USA

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