January weather forecast
Artois, CA

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Weather in January

January in Artois, California, is a mild winter month, with an average temperature ranging between min 42.8°F (6°C) and max 57.7°F (14.3°C).

Temperature

During January, Artois records an average high-temperature of a mild 57.7°F (14.3°C), marking a slight divergence from December's 54.9°F (12.7°C). Artois cools down to an average low-temperature of 42.8°F (6°C) throughout the month of January.

Humidity

In January, the average relative humidity in Artois, California, is 67%.

Rainfall

In January, in Artois, the rain falls for 9.9 days. Throughout January, 2.76" (70mm) of precipitation is accumulated. In Artois, during the entire year, the rain falls for 82.1 days and collects up to 17.24" (438mm) of precipitation.

Daylight

In January, the average length of the day in Artois is 9h and 45min.
On the first day of the month, sunrise is at 7:29 am and sunset at 4:55 pm. On the last day of January, sunrise is at 7:17 am and sunset at 5:27 pm PST.

Sunshine

In January, the average sunshine is 5.9h.

UV index

In Artois, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 4 in January transforms into this advice:
Act with care - The suggestion to avoid sunburn is emphasized. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What are January temperatures in Artois?

Artois in January has an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 42.8°F (6°C).

What is the average humidity in January in Artois?

In Artois, the average relative humidity in January is 67%.

How many days does it rain in January in Artois?

In Artois, California, in January, during 9.9 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

What is the average length of the day in January in Artois?

The average day length in January in Artois, California, is 9h and 45min.

What time are sunrise and sunset in January in Artois?

On the first day of January in Artois, sunrise is at 7:29 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:27 pm PST.

How long on average sun shines in January in Artois?

In January, the average sunshine duration in Artois, California, is 5.9h.

What is the UV index reading in January in Artois?

In January, the average daily maximum UV index in Artois is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Artois, CA

Average temperature in January - Artois, CA
  • Average high temperature in January: 57.7°F

The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in January: 42.8°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

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Average pressure in January
Artois, CA

Average pressure in January - Artois, CA
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Artois, CA

Average wind speed in January - Artois, CA
  • Average wind speed in January: 5.8mph

The windiest month (with the highest average wind speed) is March (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Artois, CA

Average humidity in January - Artois, CA
  • Average humidity in January: 67%

The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are July and August (32%).

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Average rainfall in January
Artois, CA

Average rainfall in January - Artois, CA
  • Average rainfall in January: 2.76"

The wettest month (with the highest rainfall) is February (3.19").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days in January
Artois, CA

Average rainfall days in January - Artois, CA
  • Average rainfall days in January: 9.9 days

The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is July (1.6 days).

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

Average daylight in January / Average sunshine in January - Artois, CA
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in January
Artois, CA

Average sunshine days in January - Artois, CA
  • Average sunshine days in January: 20.2 days

The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is March (16.1 days).

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Average UV index in January
Artois, CA

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in January
Artois, CA

Average cloud cover in January - Artois, CA
  • Average cloud cover in January: 35

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in January
Artois, CA

Average visibility in January - Artois, 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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Artois, California, USA

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