January weather forecast
Cartago, CA

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Weather in January

January, like December, is another chilly winter month in Cartago, California, with an average temperature fluctuating between 48.4°F (9.1°C) and 33.1°F (0.6°C).

Temperature

Welcoming January, Cartago notes an average high-temperature of a still chilly 48.4°F (9.1°C), nearly consistent with December's 46.9°F (8.3°C). Throughout January, Cartago encounters an average temperature drop to an icy 33.1°F (0.6°C).

Humidity

In January, the average relative humidity is 46%.

Rainfall

In Cartago, in January, it is raining for 5.1 days, with typically 0.63" (16mm) of accumulated precipitation. In Cartago, during the entire year, the rain falls for 48 days and collects up to 4.92" (125mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In January, it is snowing for 1 days. Throughout January, 0.55" (14mm) of snow is accumulated. Throughout the year, there are 4.5 snowfall days, and 3.07" (78mm) of snow is accumulated.

Daylight

In January, the average length of the day is 10h and 1min.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:47 pm. On the last day of January, sunrise is at 6:54 am and sunset at 5:16 pm PST.

Sunshine

January, February and December, with an average of 7.3h of sunshine, are months with the least sunshine.

UV index

The average daily maximum UV index in January in Cartago is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In January, a daily maximum UV index of 3 leads to the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in January?

An average high-temperature, in January, in Cartago, is 48.4°F (9.1°C) and the average low-temperature is 33.1°F (0.6°C).

What is the average humidity in January?

The average relative humidity in January is 46%.

How many days does it rain in January?

In January, the rain falls for 5.1 days. Throughout January, 0.63" (16mm) of precipitation is accumulated.

How many days does it snow in January?

In January, it is snowing for 1 days. Throughout January, 0.55" (14mm) of snow is accumulated.

What is the average length of the day in January?

In January, the average day length is 10h and 1min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:03 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 5:16 pm PST.

What is the month with the least sunshine?

January, February and December, with an average of 7.3h of sunshine, are months with the least sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 7.3h.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 3. 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Cartago, CA

Average temperature in January - Cartago, CA
  • Average high temperature in January: 48.4°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (46.9°F).

  • Average low temperature in January: 33.1°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is December (31.5°F).

Average pressure in January
Cartago, CA

Average pressure in January - Cartago, CA
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in January
Cartago, CA

Average wind speed in January - Cartago, CA
  • Average wind speed in January: 5.9mph

The windiest months (with the highest average wind speed) are April, May and June (7.6mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).

Average humidity in January
Cartago, CA

Average humidity in January - Cartago, CA
  • Average humidity in January: 46%

The month with the highest relative humidity is December (47%).
The month with the lowest relative humidity is August (19%).

Average rainfall in January
Cartago, CA

Average rainfall in January - Cartago, CA
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is December (0.67").
The driest months (with the least rainfall) are June and September (0.16").

Average rainfall days in January
Cartago, CA

Average rainfall days in January - Cartago, CA
  • Average rainfall days in January: 5.1 days

The month with the highest number of rainy days is March (5.7 days).
The month with the least rainy days is September (2.3 days).

Average snowfall in January
Cartago, CA

Average snowfall in January - Cartago, CA
  • Average snowfall in January: 0.55"

The month with the highest snowfall is December (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Cartago, CA

Average snowfall days in January - Cartago, CA
  • Average snowfall days in January: 1 days

The month with the highest number of snowfall days is December (1.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Cartago, CA
  • Average daylight in January: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 7h and 2min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 18min).

Average sunshine days in January
Cartago, CA

Average sunshine days in January - Cartago, CA
  • Average sunshine days in January: 23.5 days

The month with the most sunshine days is October (27.7 days).
The month with the least sunshine days is July (20 days).

Average UV index in January
Cartago, CA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 2).

Average cloud cover in January
Cartago, CA

Average cloud cover in January - Cartago, CA
  • Average cloud cover in January: 16

The month with the most cloud cover is January (Cloud cover 16).
The months with the least cloud cover are August and September (Cloud cover 5).

Average visibility in January
Cartago, CA

Average visibility in January - Cartago, 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).

Cartago, California, USA

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