January weather forecast
Forest Falls, CA

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Weather in January

January, the same as December, is a cool winter month in Forest Falls, California, with temperature in the range of an average high of 55°F (12.8°C) and an average low of 39.2°F (4°C).

Temperature

Forest Falls's entry into January measures an average high-temperature of a still fresh 55°F (12.8°C), closely parallel to the preceding month. Throughout January, an average nighttime temperature of 39.2°F (4°C) is experienced.

Humidity

In Forest Falls, the average relative humidity in January is 48%.

Rainfall

In Forest Falls, during January, the rain falls for 3.3 days and regularly aggregates up to 0.31" (8mm) of precipitation. In Forest Falls, during the entire year, the rain falls for 34.1 days and collects up to 4.49" (114mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In January, it is snowing for 1.6 days. Throughout January, 1.1" (28mm) of snow is accumulated. Throughout the year, there are 11.9 snowfall days, and 15.83" (402mm) of snow is accumulated.

Daylight

In Forest Falls, California, the average length of the day in January is 10h and 11min.
On the first day of January, sunrise is at 6:53 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 5:16 pm PST.

Sunshine

In January, the average sunshine is 7.1h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 3 during January translates into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average January temperature?

During January, Forest Falls experiences an average high-temperature of 55°F (12.8°C) and a low-temperature of 39.2°F (4°C).

What is the average humidity in January?

In Forest Falls, the average relative humidity in January is 48%.

How much does it rain in January?

In Forest Falls, in January, it is raining for 3.3 days, with typically 0.31" (8mm) of accumulated precipitation.

How many days does it snow in January?

In Forest Falls, in January, snow falls for 1.6 days, with typically accumulated 1.1" (28mm) of snow.

How many hours of daylight does Forest Falls have in January?

The average day length in January is 10h and 11min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 6:53 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 5:16 pm PST.

How many hours of sunshine does Forest Falls have in January?

In January, the average sunshine duration is 7.1h.

What are the months with the lowest UV index?

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

How high is the UV index in January in Forest Falls?

In January, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to 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
Forest Falls, CA

Average temperature in January - Forest Falls, CA
  • Average high temperature in January: 55°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in January: 39.2°F

The month with the highest average low temperature is August (67.1°F).
The coldest month (with the lowest average low temperature) is December (37.4°F).

Average pressure in January
Forest Falls, CA

Average pressure in January - Forest Falls, CA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

Average wind speed in January
Forest Falls, CA

Average wind speed in January - Forest Falls, CA
  • Average wind speed in January: 6mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is September (5.5mph).

Average humidity in January
Forest Falls, CA

Average humidity in January - Forest Falls, CA
  • Average humidity in January: 48%

The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is August (30%).

Average rainfall in January
Forest Falls, CA

Average rainfall in January - Forest Falls, CA
  • Average rainfall in January: 0.31"

The wettest months (with the highest rainfall) are February and December (0.63").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in January
Forest Falls, CA

Average rainfall days in January - Forest Falls, CA
  • Average rainfall days in January: 3.3 days

The month with the highest number of rainy days is July (4.1 days).
The month with the least rainy days is June (1.2 days).

Average snowfall in January
Forest Falls, CA

Average snowfall in January - Forest Falls, CA
  • Average snowfall in January: 1.1"

The month with the highest snowfall is April (3.82").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Forest Falls, CA

Average snowfall days in January - Forest Falls, CA
  • Average snowfall days in January: 1.6 days

The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Forest Falls, CA

Average daylight in January / Average sunshine in January - Forest Falls, CA
  • Average daylight in January: 10h and 1min

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

  • Average sunshine in January: 7h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in January
Forest Falls, CA

Average sunshine days in January - Forest Falls, CA
  • Average sunshine days in January: 26.1 days

The month with the most sunshine days is October (28.6 days).
The month with the least sunshine days is February (23.7 days).

Average UV index in January
Forest Falls, CA

Average UV index in January - Forest Falls, 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
Forest Falls, CA

Average cloud cover in January - Forest Falls, CA
  • Average cloud cover in January: 18

The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June, August and September (Cloud cover 6).

Average visibility in January
Forest Falls, CA

Average visibility in January - Forest Falls, 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).

Forest Falls, California, USA

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