January weather forecast and climate
Palomar Mountain, CA

Weather in January

January, like December, in Palomar Mountain, California, is another comfortable winter month, with average temperature ranging between min 45.9°F (7.7°C) and max 64.9°F (18.3°C).

Temperature

In January, the average high-temperature is relatively the same as in December - a still comfortable 64.9°F (18.3°C). The average low-temperature, in January, is 45.9°F (7.7°C).

Humidity

The average relative humidity in January is 54%.

Rainfall

In Palomar Mountain, California, during January, the rain falls for 4.9 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Palomar Mountain, during the entire year, the rain falls for 51.6 days and collects up to 5.59" (142mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. During January, Palomar Mountain regularly aggregates up to 6.8" (172.7mm) of snow. In Palomar Mountain, during the entire year, snow aggregates up to 35.5" (901.8mm).

Daylight

The average length of the day in January is 10.2h.

Sunshine

The average sunshine is 6.9h.

UV index

In January, the average daily maximum UV index in Palomar Mountain, California, is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for average individuals.
Note: In January, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in January in Palomar Mountain?

The average high-temperature, in January, in Palomar Mountain, is 64.9°F (18.3°C), while the average low-temperature is 45.9°F (7.7°C).

What is the average humidity in January in Palomar Mountain?

In Palomar Mountain, California, the average relative humidity in January is 54%.

How many days does it rain in January in Palomar Mountain?

In Palomar Mountain, during January, the rain falls for 4.9 days and regularly aggregates up to 0.55" (14mm) of precipitation.

How much does it snow in Palomar Mountain in January?

Throughout January, in Palomar Mountain, 6.8" (172.7mm) of snow is accumulated.

How many hours of daylight does Palomar Mountain have in January?

In Palomar Mountain, California, the average length of the day in January is 10.2h.

How many hours of sunshine does Palomar Mountain have in January?

In Palomar Mountain, the average sunshine in January is 6.9h.

What is the UV index intensity in January in Palomar Mountain?

In January, the average daily maximum UV index in Palomar Mountain, California, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in January
Palomar Mountain, CA

Average temperature in January - Palomar Mountain, CA
  • Average high temperature in January: 64.9°F

The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in January: 45.9°F

The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is February (44.6°F).

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Average pressure in January
Palomar Mountain, CA

Average pressure in January - Palomar Mountain, CA
  • Average pressure in January: 30.09"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.86").

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Average wind speed in January
Palomar Mountain, CA

Average wind speed in January - Palomar Mountain, CA
  • Average wind speed in January: 5.1mph

The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is September (4.2mph).

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Average humidity in January
Palomar Mountain, CA

Average humidity in January - Palomar Mountain, CA
  • Average humidity in January: 54%

The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in January
Palomar Mountain, CA

Average rainfall in January - Palomar Mountain, CA
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in January
Palomar Mountain, CA

Average rainfall days in January - Palomar Mountain, CA
  • Average rainfall days in January: 4.9 days

The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall in January
Palomar Mountain, CA

Average snowfall in January - Palomar Mountain, CA
  • Average snowfall in January: 6.8"

The month with the highest snowfall is March (9.4").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Palomar Mountain, CA

Average snowfall days in January - Palomar Mountain, CA
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is February (0.1 days).
Months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in January /
Average sunshine in January
Palomar Mountain, CA

Average daylight in January / Average sunshine in January - Palomar Mountain, CA
  • Average daylight in January: 10.2h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in January: 6.9h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in January
Palomar Mountain, CA

Average sunshine days in January - Palomar Mountain, CA
  • Average sunshine days in January: 25.1 days

The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21.5 days).

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Average UV index in January
Palomar Mountain, CA

Average UV index in January - Palomar Mountain, CA
  • Average UV index in January: 4

Months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in January
Palomar Mountain, CA

Average cloud cover in January - Palomar Mountain, CA
  • Average cloud cover in January: 21

The month with the most cloud cover is March (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in January
Palomar Mountain, CA

Average visibility in January - Palomar Mountain, CA
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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