January weather forecast
Cottonwood, CA

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Weather in January

January, the same as December, is another fresh winter month in Cottonwood, California, with an average temperature fluctuating between 39.6°F (4.2°C) and 54.7°F (12.6°C).

Temperature

Cottonwood measures an average high-temperature of a still cool 54.7°F (12.6°C) in January, nearly consistent with the preceding month. Cottonwood records a steady low-temperature average of 39.6°F (4.2°C) during January.

Humidity

In January, the average relative humidity is 70%.

Rainfall

In Cottonwood, in January, it is raining for 10.7 days, with typically 3.54" (90mm) of accumulated precipitation. Throughout the year, there are 88.3 rainfall days, and 21.5" (546mm) of precipitation is accumulated.

Snowfall

January, March through October are months without snowfall.

Daylight

The average length of the day in January is 9h and 41min.
On the first day of the month, sunrise is at 7:32 am and sunset at 4:53 pm. On the last day of January, sunrise is at 7:19 am and sunset at 5:25 pm PST.

Sunshine

In Cottonwood, the average sunshine in January is 5.8h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 3 translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

What are January temperatures in Cottonwood?

In Cottonwood, in January, the average high-temperature is 54.7°F (12.6°C), and the average low-temperature is 39.6°F (4.2°C).

What is the average humidity in January?

In Cottonwood, the average relative humidity in January is 70%.

How much does it rain in January?

In Cottonwood, in January, it is raining for 10.7 days, with typically 3.54" (90mm) of accumulated precipitation.

When it does not snow?

January, March through October are months without snowfall in Cottonwood.

Does it snow in January?

In January, it doesn't snow. December is the latest month when it typically snows.

What is the average length of the day in January?

The average day length in January is 9h and 41min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:32 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:25 pm PST.

How long on average sun shines in January?

In Cottonwood, the average sunshine duration in January is 5.8h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.

What is the UV index reading in January?

The average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Cottonwood, CA

Average temperature in January - Cottonwood, CA
  • Average high temperature in January: 54.7°F

The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (52.3°F).

  • Average low temperature in January: 39.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is December (38.3°F).

Average pressure in January
Cottonwood, CA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

Average wind speed in January
Cottonwood, CA

Average wind speed in January - Cottonwood, CA
  • Average wind speed in January: 4.8mph

The windiest month (with the highest average wind speed) is March (5.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in January
Cottonwood, CA

Average humidity in January - Cottonwood, CA
  • Average humidity in January: 70%

The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is August (31%).

Average rainfall in January
Cottonwood, CA

Average rainfall in January - Cottonwood, CA
  • Average rainfall in January: 3.54"

The wettest month (with the highest rainfall) is March (4.02").
The driest months (with the least rainfall) are July and August (0.08").

Average rainfall days in January
Cottonwood, CA

Average rainfall days in January - Cottonwood, CA
  • Average rainfall days in January: 10.7 days

The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is August (1.4 days).

Average snowfall in January
Cottonwood, CA

Average snowfall in January - Cottonwood, CA
  • Average snowfall in January: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are January, March, April, May, June, July, August, September and October (0").

Average snowfall days in January
Cottonwood, CA

Average snowfall days in January - Cottonwood, CA
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Cottonwood, CA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in January
Cottonwood, CA

Average sunshine days in January - Cottonwood, CA
  • Average sunshine days in January: 19 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is March (14.6 days).

Average UV index in January
Cottonwood, CA

Average UV index in January - Cottonwood, CA
  • Average UV index in January: 3

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

Average cloud cover in January
Cottonwood, CA

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

The month with the most cloud cover is March (Cloud cover 39).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in January
Cottonwood, CA

Average visibility in January - Cottonwood, 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).

Cottonwood, California, USA

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