January weather forecast
Carlotta, CA

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Weather in January

January, the same as December, is another fresh winter month in Carlotta, California, with an average temperature ranging between min 41.4°F (5.2°C) and max 54.3°F (12.4°C).

Temperature

The introduction of January notes a subtle temperature variation to a still cool 54.3°F (12.4°C) from December's 52.9°F (11.6°C). Throughout January, Carlotta encounters an average temperature drop to a wintry 41.4°F (5.2°C).

Humidity

In Carlotta, the average relative humidity in January is 80%.

Rainfall

In Carlotta, in January, it is raining for 13.8 days, with typically 4.41" (112mm) of accumulated precipitation. Throughout the year, there are 110.9 rainfall days, and 28.27" (718mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

The average length of the day in January is 9h and 40min.
On the first day of the month, sunrise is at 7:39 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:26 am and sunset at 5:32 pm PST.

Sunshine

The average sunshine in January is 5.2h.

UV index

January through March, 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 medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 3 during January translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Boost your sun resistance with garments that are densely woven yet spacious.
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 Carlotta, in January, the average high-temperature is 54.3°F (12.4°C), and the average low-temperature is 41.4°F (5.2°C).

What is the average humidity in January?

In January, the average relative humidity is 80%.

How many days does it rain in January?

In Carlotta, in January, during 13.8 rainfall days, 4.41" (112mm) of precipitation is typically accumulated.

When it does not snow?

In Carlotta, snow does not fall in January, March through December.

Does it snow in Carlotta in January?

In Carlotta, in January, it doesn't snow. In February, it regularly snows.

How many hours of daylight does Carlotta have in January?

In Carlotta, the average day length in January is 9h and 40min.

What time are sunrise and sunset in January in Carlotta?

In January, on the first day of the month, sunrise is at 7:39 am and sunset at 4:59 pm. On the last day of the month, in Carlotta, sunrise is at 7:26 am and sunset at 5:32 pm PST.

How long on average sun shines in January?

The average sunshine duration in January is 5.2h.

What are the months with the lowest UV index?

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

What is the UV index reading in January?

The average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from 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
Carlotta, CA

Average temperature in January - Carlotta, CA
  • Average high temperature in January: 54.3°F

The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in January: 41.4°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is February (39.7°F).

Average pressure in January
Carlotta, CA

Average pressure in January - Carlotta, CA
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.96"Hg).

Average wind speed in January
Carlotta, CA

Average wind speed in January - Carlotta, CA
  • Average wind speed in January: 6.8mph

The windiest month (with the highest average wind speed) is June (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in January
Carlotta, CA

Average humidity in January - Carlotta, CA
  • Average humidity in January: 80%

The month with the highest relative humidity is March (83%).
The month with the lowest relative humidity is September (73%).

Average rainfall in January
Carlotta, CA

Average rainfall in January - Carlotta, CA
  • Average rainfall in January: 4.41"

The wettest month (with the highest rainfall) is December (4.96").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in January
Carlotta, CA

Average rainfall days in January - Carlotta, CA
  • Average rainfall days in January: 13.8 days

The month with the highest number of rainy days is March (17.3 days).
The months with the least rainy days are July and August (1.8 days).

Average snowfall in January
Carlotta, CA

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

The month with the highest snowfall is February (0.59").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in January
Carlotta, CA

Average snowfall days in January - Carlotta, 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, October and November (0 days).

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

Average daylight in January / Average sunshine in January - Carlotta, 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 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in January
Carlotta, CA

Average sunshine days in January - Carlotta, CA
  • Average sunshine days in January: 15.6 days

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (11.9 days).

Average UV index in January
Carlotta, CA

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in January
Carlotta, CA

Average cloud cover in January - Carlotta, CA
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in January
Carlotta, CA

Average visibility in January - Carlotta, CA
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).

Carlotta, California, USA

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