January weather forecast and climate
Sunset Cliffs, CA

Weather in January

January, the same as December, is another comfortable winter month in Sunset Cliffs, California, with average temperature fluctuating between 63.9°F (17.7°C) and 53.8°F (12.1°C).

Temperature

In January, the average high-temperature is almost the same as in December - a still comfortable 63.9°F (17.7°C). The average low-temperature, is 53.8°F (12.1°C).

Humidity

Months with the lowest humidity in Sunset Cliffs are January and November, with an average relative humidity of 61%.

Rainfall

In Sunset Cliffs, during January, the rain falls for 5.7 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Sunset Cliffs, during the entire year, the rain falls for 64.5 days and collects up to 9.02" (229mm) of precipitation.

Daylight

In January, the average length of the day in Sunset Cliffs is 10.3h.

Sunshine

In Sunset Cliffs, the average sunshine in January is 6.8h.

UV index

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: In January, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. 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.
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FAQ

What is the temperature in January in Sunset Cliffs?

In Sunset Cliffs, in January, the average high-temperature is 63.9°F (17.7°C), and the average low-temperature is 53.8°F (12.1°C).

What is the least humid month in Sunset Cliffs?

Months with the lowest humidity in Sunset Cliffs are January and November, with an average relative humidity of 61%.

What is the average humidity in January in Sunset Cliffs?

The average relative humidity in January is 61%.

How much does it rain in Sunset Cliffs in January?

In January, in Sunset Cliffs, the rain falls for 5.7 days. Throughout January, 1.18" (30mm) of precipitation is accumulated.

How many hours of daylight does Sunset Cliffs have in January?

The average length of the day in January in Sunset Cliffs, California, is 10.3h.

How many hours of sunshine does Sunset Cliffs have in January?

In January, the average sunshine in Sunset Cliffs, California, is 6.8h.

What are the months with the lowest UV index in Sunset Cliffs?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Sunset Cliffs, California.

How high is the UV index in January in Sunset Cliffs?

The average daily maximum UV index in January in Sunset Cliffs, California, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in January
Sunset Cliffs, CA

Average temperature in January - Sunset Cliffs, CA
  • Average high temperature in January: 63.9°F

The warmest month (with the highest average high temperature) is August (75.6°F).
Months with the lowest average high temperature are February and December (63°F).

  • Average low temperature in January: 53.8°F

The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (53.1°F).

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Average pressure in January
Sunset Cliffs, CA

Average pressure in January - Sunset Cliffs, CA
  • Average pressure in January: 30.09"

The month with the highest atmospheric pressure is January (30.09").
Months with the lowest atmospheric pressure are June and September (29.88").

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Average wind speed in January
Sunset Cliffs, CA

Average wind speed in January - Sunset Cliffs, CA
  • Average wind speed in January: 5.6mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).

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Average humidity in January
Sunset Cliffs, CA

Average humidity in January - Sunset Cliffs, CA
  • Average humidity in January: 61%

The month with the highest relative humidity is June (76%).
Months with the lowest relative humidity are January and November (61%).

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Average rainfall in January
Sunset Cliffs, CA

Average rainfall in January - Sunset Cliffs, CA
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in January
Sunset Cliffs, CA

Average rainfall days in January - Sunset Cliffs, CA
  • Average rainfall days in January: 5.7 days

The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is June (2.8 days).

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Average daylight in January /
Average sunshine in January
Sunset Cliffs, CA

Average daylight in January / Average sunshine in January - Sunset Cliffs, CA
  • Average daylight in January: 10.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in January: 6.8h

Months with the most sunshine are July and August (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in January
Sunset Cliffs, CA

Average sunshine days in January - Sunset Cliffs, CA
  • Average sunshine days in January: 23.9 days

The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is February (20.1 days).

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Average UV index in January
Sunset Cliffs, CA

Average UV index in January - Sunset Cliffs, CA
  • Average UV index in January: 4

Months with the highest UV index are July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in January
Sunset Cliffs, CA

Average cloud cover in January - Sunset Cliffs, CA
  • Average cloud cover in January: 21

Months with the most cloud cover are March, May and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in January
Sunset Cliffs, CA

Average visibility in January - Sunset Cliffs, CA
  • Average visibility in January: 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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