January weather forecast
East Foothills, CA

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Weather in January

January, like December, is another mild winter month in East Foothills, California, with an average temperature fluctuating between 42.3°F (5.7°C) and 57.6°F (14.2°C).

Temperature

January observes an average high-temperature of a still refreshing 57.6°F (14.2°C), marking an insignificant difference from December's 56.3°F (13.5°C). Throughout January, East Foothills encounters an average temperature drop to a wintry 42.3°F (5.7°C).

Humidity

In East Foothills, the average relative humidity in January is 72%.

Rainfall

In January, in East Foothills, the rain falls for 8.6 days. Throughout January, 1.06" (27mm) of precipitation is accumulated. Throughout the year, in East Foothills, there are 66 rainfall days, and 6.46" (164mm) of precipitation is accumulated.

Daylight

In East Foothills, California, the average length of the day in January is 9h and 56min.
On the first day of January, sunrise is at 7:21 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:30 pm PST.

Sunshine

In January, the average sunshine in East Foothills is 6.3h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in East Foothills, California. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 3 during January leads to these instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for East Foothills in January?

In January, in East Foothills, the average high-temperature is 57.6°F (14.2°C), and the average low-temperature is 42.3°F (5.7°C).

What is the average humidity in January in East Foothills?

The average relative humidity in January is 72%.

How many days does it rain in January in East Foothills?

In East Foothills, in January, it is raining for 8.6 days, with typically 1.06" (27mm) of accumulated precipitation.

What is the average length of the day in January in East Foothills?

In East Foothills, California, the average day length in January is 9h and 56min.

When are sunrise and sunset in January in East Foothills?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 5:00 pm. On the last day of the month, in East Foothills, sunrise is at 7:11 am and sunset at 5:30 pm PST.

How many hours of sunshine does East Foothills have in January?

In East Foothills, the average sunshine duration in January is 6.3h.

What are the months with the lowest UV index in East Foothills?

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

What is the UV index intensity in January in East Foothills?

In January, the average daily maximum UV index in East Foothills is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
East Foothills, CA

Average temperature in January - East Foothills, CA
  • Average high temperature in January: 57.6°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in January: 42.3°F

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

Average pressure in January
East Foothills, CA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in January
East Foothills, CA

Average wind speed in January - East Foothills, CA
  • Average wind speed in January: 4.5mph

The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest months (with the lowest average wind speed) are September, October and November (4.3mph).

Average humidity in January
East Foothills, CA

Average humidity in January - East Foothills, CA
  • Average humidity in January: 72%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (58%).

Average rainfall in January
East Foothills, CA

Average rainfall in January - East Foothills, CA
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is March (1.26").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in January
East Foothills, CA

Average rainfall days in January - East Foothills, CA
  • Average rainfall days in January: 8.6 days

The month with the highest number of rainy days is March (11.8 days).
The month with the least rainy days is August (0.8 days).

Average daylight in January /
Average sunshine in January
East Foothills, CA

Average daylight in January / Average sunshine in January - East Foothills, 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 2min

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

Average sunshine days in January
East Foothills, CA

Average sunshine days in January - East Foothills, CA
  • Average sunshine days in January: 21.2 days

The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is March (17.6 days).

Average UV index in January
East Foothills, CA

Average UV index in January - East Foothills, CA
  • Average UV index in January: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in January
East Foothills, CA

Average cloud cover in January - East Foothills, CA
  • Average cloud cover in January: 31

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

Average visibility in January
East Foothills, CA

Average visibility in January - East Foothills, 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).

East Foothills, California, USA

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