January weather forecast
Mount Hermon, CA

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Weather in January

January, the same as December, in Mount Hermon, California, is a moderate winter month, with an average temperature fluctuating between 46°F (7.8°C) and 58.5°F (14.7°C).

Temperature

As Mount Hermon transitions into January, the average high-temperature stands at a still moderate 58.5°F (14.7°C), offering little variation from the preceding month. The nights of January in Mount Hermon anticipate an average low-temperature of 46°F (7.8°C).

Humidity

In Mount Hermon, the average relative humidity in January is 72%.

Rainfall

In Mount Hermon, during January, the rain falls for 9.7 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Mount Hermon, during the entire year, the rain falls for 72.5 days and collects up to 13.58" (345mm) of precipitation.

Daylight

The average length of the day in January is 9h and 58min.
On the first day of January, sunrise is at 7:21 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:31 pm PST.

Sunshine

The average sunshine in January is 6.1h.

UV index

The average daily maximum UV index in January in Mount Hermon is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In January, a daily UV index of 4 turns into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. 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.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are January temperatures?

The high-temperature during January is 58.5°F (14.7°C) and the low-temperature is 46°F (7.8°C).

What is the average humidity in January?

The average relative humidity in January is 72%.

How much does it rain in January?

In January, the rain falls for 9.7 days. Throughout January, 2.48" (63mm) of precipitation is accumulated.

How many hours of daylight does Mount Hermon have in January?

In Mount Hermon, the average day length in January is 9h and 58min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:31 pm PST.

How long on average sun shines in January?

The average sunshine duration in January is 6.1h.

What is the UV index reading in January?

In January, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Mount Hermon, CA

Average temperature in January - Mount Hermon, CA
  • Average high temperature in January: 58.5°F

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (57°F).

  • Average low temperature in January: 46°F

The month with the highest average low temperature is September (55.4°F).
The coldest month (with the lowest average low temperature) is February (45.1°F).

Average pressure in January
Mount Hermon, CA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

Average wind speed in January
Mount Hermon, CA

Average wind speed in January - Mount Hermon, CA
  • Average wind speed in January: 5.4mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in January
Mount Hermon, CA

Average humidity in January - Mount Hermon, CA
  • Average humidity in January: 72%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (67%).

Average rainfall in January
Mount Hermon, CA

Average rainfall in January - Mount Hermon, CA
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is February (2.6").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in January
Mount Hermon, CA

Average rainfall days in January - Mount Hermon, CA
  • Average rainfall days in January: 9.7 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (0.8 days).

Average daylight in January /
Average sunshine in January
Mount Hermon, CA

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

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 42min).

  • Average sunshine in January: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in January
Mount Hermon, CA

Average sunshine days in January - Mount Hermon, CA
  • Average sunshine days in January: 20.7 days

The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is March (17.5 days).

Average UV index in January
Mount Hermon, CA

Average UV index in January - Mount Hermon, CA
  • Average UV index in January: 4

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

Average cloud cover in January
Mount Hermon, CA

Average cloud cover in January - Mount Hermon, CA
  • Average cloud cover in January: 32

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 12).

Average visibility in January
Mount Hermon, CA

Average visibility in January - Mount Hermon, 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).

Mount Hermon, California, USA

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