January weather forecast
Julian, CA

Weather in January

January, the same as December, is another comfortable winter month in Julian, California, with an average temperature varying between 63.9°F (17.7°C) and 45°F (7.2°C).

Temperature

In Julian, the average high-temperature in January is relatively the same as in December - a still enjoyable 63.9°F (17.7°C). The average low-temperature, in Julian, is 45°F (7.2°C).

Humidity

In Julian, the average relative humidity in January is 53%.

Rainfall

In Julian, California, during 5.1 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 62 rainfall days, and 6.38" (162mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Julian are January through May, November and December. During January, Julian regularly aggregates up to 4.02" (102mm) of snow. Throughout the year, in Julian, 22.01" (559mm) of snow is accumulated.

Daylight

The average length of the day in January is 10h and 16min.
On the first day of January in Julian, sunrise is at 6:49 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 5:17 pm PST.

Sunshine

In Julian, California, the average sunshine in January is 6.9h.

UV index

In Julian, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 4 in January transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the temperature in January in Julian?

In January, in Julian, California, the average high-temperature is 63.9°F (17.7°C), and the average low-temperature is 45°F (7.2°C).

What is the average humidity in January in Julian?

In Julian, the average relative humidity in January is 53%.

How much does it rain in Julian in January?

In Julian, California, in January, it is raining for 5.1 days, with typically 0.75" (19mm) of accumulated precipitation.

How much does it snow in Julian in January?

Throughout January, in Julian, 4.02" (102mm) of snow is accumulated.

How many hours of daylight does Julian have in January?

In January, the average day length in Julian is 10h and 16min.

When is the sunrise / sunset in January in Julian?

In January, on the first day of the month, sunrise is at 6:49 am and sunset at 4:50 pm. On the last day of the month, in Julian, sunrise is at 6:42 am and sunset at 5:17 pm PST.

How many hours of sunshine does Julian have in January?

The average sunshine duration in January is 6.9h.

What is the UV index intensity in January in Julian?

The average daily maximum UV index in January in Julian is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Julian, CA

Average temperature in January - Julian, CA
  • Average high temperature in January: 63.9°F

The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is December (61.3°F).

  • Average low temperature in January: 45°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (44.2°F).

[Resources]

Average pressure in January
Julian, CA

Average pressure in January - Julian, CA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

[Resources]

Average wind speed in January
Julian, CA

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

The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.1mph).

[Resources]

Average humidity in January
Julian, CA

Average humidity in January - Julian, CA
  • Average humidity in January: 53%

The month with the highest relative humidity is May (62%).
The month with the lowest relative humidity is November (51%).

[Resources]

Average rainfall in January
Julian, CA

Average rainfall in January - Julian, CA
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.08").

[Resources]

Average rainfall days in January
Julian, CA

Average rainfall days in January - Julian, CA
  • Average rainfall days in January: 5.1 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (1.5 days).

[Resources]

Average snowfall in January
Julian, CA

Average snowfall in January - Julian, CA
  • Average snowfall in January: 4"

The month with the highest snowfall is March (6.7").
The months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average daylight in January /
Average sunshine in January
Julian, CA

Average daylight in January / Average sunshine in January - Julian, CA
  • Average daylight in January: 10h and 16min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 1min).

  • Average sunshine in January: 6h and 54min

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: 6h and 42min).

[Resources]

Average sunshine days in January
Julian, CA

Average sunshine days in January - Julian, CA
  • Average sunshine days in January: 24.3 days

The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is July (19.4 days).

[Resources]

Average UV index in January
Julian, CA

Average UV index in January - Julian, CA
  • Average UV index in January: 4

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

[Resources]

Average cloud cover in January
Julian, CA

Average cloud cover in January - Julian, CA
  • Average cloud cover in January: 20

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).

[Resources]

Average visibility in January
Julian, CA

Average visibility in January - Julian, 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location