January weather forecast
Mariposa, CA

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Weather in January

January in Mariposa, California, is a fresh winter month, with an average temperature varying between 51.6°F (10.9°C) and 34.3°F (1.3°C).

Temperature

With January's arrival, Mariposa's weather records an average high-temperature of a cool 51.6°F (10.9°C), marking little difference from December's 48.9°F (9.4°C). Mariposa, during the nights of January, experiences an average temperature drop to a wintry 34.3°F (1.3°C).

Humidity

In January, the average relative humidity is 66%.

Rainfall

In Mariposa, during January, the rain falls for 7.3 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Mariposa, during the entire year, the rain falls for 73.5 days and collects up to 19.69" (500mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In January, in Mariposa, it is snowing for 0.9 days. Throughout January, 1.26" (32mm) of snow is accumulated. In Mariposa, during the entire year, snow falls for 9.4 days and aggregates up to 14.57" (370mm) of snow.

Daylight

In January, the average length of the day is 9h and 56min.
On the first day of the month, sunrise is at 7:14 am and sunset at 4:52 pm. On the last day of January, sunrise is at 7:04 am and sunset at 5:22 pm PST.

Sunshine

In January, the average sunshine is 6.5h.

UV index

In January, the average daily maximum UV index in Mariposa is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 3 in January translates into these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are January temperatures?

In January, in Mariposa, the average high-temperature is 51.6°F (10.9°C), and the average low-temperature is 34.3°F (1.3°C).

What is the average humidity in January?

In Mariposa, the average relative humidity in January is 66%.

How many days does it rain in January in Mariposa?

In Mariposa, in January, during 7.3 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Mariposa, in January, during 0.9 snowfall days, 1.26" (32mm) of snow is typically accumulated.

What is the average length of the day in January?

In Mariposa, the average day length in January is 9h and 56min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:14 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:22 pm PST.

How many hours of sunshine does Mariposa have in January?

In Mariposa, the average sunshine duration in January is 6.5h.

What is the UV index reading in January?

The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Mariposa, CA

Average temperature in January - Mariposa, CA
  • Average high temperature in January: 51.6°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is December (48.9°F).

  • Average low temperature in January: 34.3°F

The month with the highest average low temperature is July (58.8°F).
The coldest months (with the lowest average low temperature) are February and December (32.9°F).

Average pressure in January
Mariposa, CA

Average pressure in January - Mariposa, 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).

Average wind speed in January
Mariposa, CA

Average wind speed in January - Mariposa, CA
  • Average wind speed in January: 4.6mph

The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest months (with the lowest average wind speed) are November and December (4.3mph).

Average humidity in January
Mariposa, CA

Average humidity in January - Mariposa, CA
  • Average humidity in January: 66%

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

Average rainfall in January
Mariposa, CA

Average rainfall in January - Mariposa, CA
  • Average rainfall in January: 2.99"

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is August (0.12").

Average rainfall days in January
Mariposa, CA

Average rainfall days in January - Mariposa, CA
  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (2.1 days).

Average snowfall in January
Mariposa, CA

Average snowfall in January - Mariposa, CA
  • Average snowfall in January: 1.26"

The month with the highest snowfall is February (5.55").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Mariposa, CA

Average snowfall days in January - Mariposa, CA
  • Average snowfall days in January: 0.9 days

The month with the highest number of snowfall days is February (3.4 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
Mariposa, CA

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

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

  • Average sunshine in January: 6h and 3min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

Average sunshine days in January
Mariposa, CA

Average sunshine days in January - Mariposa, CA
  • Average sunshine days in January: 22.5 days

The months with the most sunshine days are August and October (26.5 days).
The month with the least sunshine days is March (18.3 days).

Average UV index in January
Mariposa, CA

Average UV index in January - Mariposa, 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 February, November and December (UV index 2).

Average cloud cover in January
Mariposa, CA

Average cloud cover in January - Mariposa, CA
  • Average cloud cover in January: 27

The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in January
Mariposa, CA

Average visibility in January - Mariposa, 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).

Mariposa, California, USA

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