January weather forecast
Vernon, CA

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Weather in January

January, like December, in Vernon, California, is another comfortable winter month, with an average temperature fluctuating between 66.4°F (19.1°C) and 51.3°F (10.7°C).

Temperature

January commences with an average high-temperature of a still comfortable 66.4°F (19.1°C), showing little deviation from December's 64.6°F (18.1°C). Vernon records an average temperature drop to a fresh 51.3°F (10.7°C) in January.

Humidity

In January, the average relative humidity in Vernon, California, is 53%.

Rainfall

In Vernon, California, during January, the rain falls for 4.3 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, in Vernon, there are 43.2 rainfall days, and 6.46" (164mm) of precipitation is accumulated.

Daylight

In Vernon, the average length of the day in January is 10h and 12min.
On the first day of January in Vernon, sunrise is at 6:58 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 5:22 pm PST.

Sunshine

In Vernon, the average sunshine in January is 6.8h.

UV index

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Vernon. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in January interprets into the following advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are January temperatures in Vernon?

In Vernon, in January, the average high-temperature is 66.4°F (19.1°C), and the average low-temperature is 51.3°F (10.7°C).

What is the average humidity in January in Vernon?

The average relative humidity in January in Vernon is 53%.

How many days does it rain in January in Vernon?

In Vernon, during January, the rain falls for 4.3 days and regularly aggregates up to 1.26" (32mm) of precipitation.

How many hours of daylight does Vernon have in January?

The average day length in January in Vernon, California, is 10h and 12min.

When is the sunrise / sunset in January in Vernon?

On the first day of January in Vernon, sunrise is at 6:58 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 5:22 pm PST.

How many hours of sunshine does Vernon have in January?

In Vernon, the average sunshine duration in January is 6.8h.

What is the month with the lowest UV index in Vernon?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 4.

What is the UV index intensity in January in Vernon?

The average daily maximum UV index in January in Vernon, California, is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from 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 January
Vernon, CA

Average temperature in January - Vernon, CA
  • Average high temperature in January: 66.4°F

The warmest month (with the highest average high temperature) is August (83.7°F).
The month with the lowest average high temperature is December (64.6°F).

  • Average low temperature in January: 51.3°F

The month with the highest average low temperature is August (65.1°F).
The coldest month (with the lowest average low temperature) is February (50°F).

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Average pressure in January
Vernon, CA

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).

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Average wind speed in January
Vernon, CA

Average wind speed in January - Vernon, CA
  • Average wind speed in January: 5.3mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is October (4.7mph).

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Average humidity in January
Vernon, CA

Average humidity in January - Vernon, CA
  • Average humidity in January: 53%

The month with the highest relative humidity is June (65%).
The month with the lowest relative humidity is November (50%).

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Average rainfall in January
Vernon, CA

Average rainfall in January - Vernon, CA
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is February (1.34").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in January
Vernon, CA

Average rainfall days in January - Vernon, CA
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is March (5.9 days).
The month with the least rainy days is June (1.3 days).

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Average daylight in January /
Average sunshine in January
Vernon, CA

Average daylight in January / Average sunshine in January - Vernon, 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 months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).

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Average sunshine days in January
Vernon, CA

Average sunshine days in January - Vernon, CA
  • Average sunshine days in January: 25.6 days

The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is February (21.8 days).

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Average UV index in January
Vernon, CA

Average UV index in January - Vernon, CA
  • Average UV index in January: 4

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

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Average cloud cover in January
Vernon, CA

Average cloud cover in January - Vernon, CA
  • Average cloud cover in January: 21

The 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 January
Vernon, CA

Average visibility in January - Vernon, 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).

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Vernon, California, USA

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