January weather forecast
Herlong, CA

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Weather in January

January, like December, in Herlong, California, is an icy winter month, with an average temperature ranging between min 22.6°F (-5.2°C) and max 38.5°F (3.6°C).

Temperature

The dawn of January sees an average high-temperature of a still wintry 38.5°F (3.6°C), subtly contrasting with December's 36.7°F (2.6°C). Throughout January, Herlong experiences a low-temperature average of 22.6°F (-5.2°C).

Humidity

With an average relative humidity of 81%, January is the most humid month.

Rainfall

In Herlong, California, in January, it is raining for 4.4 days, with typically 3.31" (84mm) of accumulated precipitation. In Herlong, during the entire year, the rain falls for 64.7 days and collects up to 20.51" (521mm) of precipitation.

Snowfall

Months with snowfall in Herlong, California, are January through June, September through December. In Herlong, in January, during 13.6 snowfall days, 22.48" (571mm) of snow is typically accumulated. In Herlong, during the entire year, snow falls for 82.6 days and aggregates up to 115.39" (2931mm) of snow.

Daylight

The average length of the day in January is 9h and 43min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:17 pm PST.

Sunshine

With an average of 5.1h of sunshine, January has the least sunshine of the year.

UV index

The average daily maximum UV index in January in Herlong is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

How cold does it get in Herlong in January?

In Herlong, 38.5°F (3.6°C) is the average high-temperature and 22.6°F (-5.2°C) is the average low-temperature during January.

What is the most humid month in Herlong?

With an average relative humidity of 81%, January is the most humid month in Herlong.

What is the average humidity in January in Herlong?

In January, the average relative humidity is 81%.

How much does it rain in Herlong in January?

In Herlong, California, in January, it is raining for 4.4 days, with typically 3.31" (84mm) of accumulated precipitation.

How much does it snow in Herlong in January?

In Herlong, California, during January, snow falls for 13.6 days and regularly aggregates up to 22.48" (571mm) of snow.

What is the average length of the day in January in Herlong?

In January, the average day length in Herlong is 9h and 43min.

What time are sunrise and sunset in January in Herlong?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:17 pm PST.

What is the month with the least sunshine in Herlong?

The month with the least sunshine in Herlong, California, is January, with an average of 5.1h of sunshine.

How many hours of sunshine does Herlong have in January?

In Herlong, the average sunshine duration in January is 5.1h.

How high is the UV index in January in Herlong?

In January, the average daily maximum UV index in Herlong, California, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
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
Herlong, CA

Average temperature in January - Herlong, CA
  • Average high temperature in January: 38.5°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (36.7°F).

  • Average low temperature in January: 22.6°F

The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is December (21.4°F).

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Average pressure in January
Herlong, CA

Average pressure in January - Herlong, CA
  • Average pressure in January: 30.19"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Herlong, CA

Average wind speed in January - Herlong, CA
  • Average wind speed in January: 5.7mph

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in January
Herlong, CA

Average humidity in January - Herlong, CA
  • Average humidity in January: 81%

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (39%).

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Average rainfall in January
Herlong, CA

Average rainfall in January - Herlong, CA
  • Average rainfall in January: 3.31"

The wettest month (with the highest rainfall) is March (3.62").
The driest months (with the least rainfall) are July and August (0.16").

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Average rainfall days in January
Herlong, CA

Average rainfall days in January - Herlong, CA
  • Average rainfall days in January: 4.4 days

The month with the highest number of rainy days is May (9.9 days).
The month with the least rainy days is July (2.5 days).

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Average snowfall in January
Herlong, CA

Average snowfall in January - Herlong, CA
  • Average snowfall in January: 22.48"

The month with the highest snowfall is March (24.61").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Herlong, CA

Average snowfall days in January - Herlong, CA
  • Average snowfall days in January: 13.6 days

The month with the highest number of snowfall days is March (15.7 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in January / Average sunshine in January - Herlong, CA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in January
Herlong, CA

Average sunshine days in January - Herlong, CA
  • Average sunshine days in January: 16.5 days

The month with the most sunshine days is August (26.9 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index in January
Herlong, CA

Average UV index in January - Herlong, CA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in January
Herlong, CA

Average cloud cover in January - Herlong, CA
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in January
Herlong, CA

Average visibility in January - Herlong, CA
  • Average visibility in January: 4mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Herlong, California, USA

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