January weather forecast
Alderpoint, CA

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Weather in January

January, like December, in Alderpoint, California, is a cool winter month, with an average temperature fluctuating between 44.8°F (7.1°C) and 54.3°F (12.4°C).

Temperature

With the advent of January, Alderpoint's high-temperatures adjust to a still fresh 54.3°F (12.4°C), closely aligning with the preceding month. During the nights in January, the temperature averages to a chilly 44.8°F (7.1°C).

Humidity

In Alderpoint, the average relative humidity in January is 79%.

Rainfall

In January, the rain falls for 13 days. Throughout January, 4.8" (122mm) of precipitation is accumulated. Throughout the year, in Alderpoint, California, there are 102.7 rainfall days, and 28.78" (731mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall in Alderpoint.

Daylight

In January, the average length of the day is 9h and 42min.
On the first day of the month, sunrise is at 7:36 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:24 am and sunset at 5:31 pm PST.

Sunshine

The average sunshine in January is 5.2h.

UV index

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 3 in January leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the usual temperature for Alderpoint in January?

During January, Alderpoint experiences an average high-temperature of 54.3°F (12.4°C) and a low-temperature of 44.8°F (7.1°C).

What is the average humidity in January in Alderpoint?

The average relative humidity in January in Alderpoint is 79%.

How much does it rain in Alderpoint in January?

In Alderpoint, California, in January, it is raining for 13 days, with typically 4.8" (122mm) of accumulated precipitation.

When it does not snow in Alderpoint?

January, March through December are months without snowfall in Alderpoint, California.

Does it snow in Alderpoint in January?

In Alderpoint, California, in January, it doesn't snow. In February, it regularly snows.

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

In Alderpoint, California, the average day length in January is 9h and 42min.

What time are sunrise and sunset in January in Alderpoint?

In January, on the first day of the month, sunrise is at 7:36 am and sunset at 4:59 pm. On the last day of the month, in Alderpoint, sunrise is at 7:24 am and sunset at 5:31 pm PST.

How many hours of sunshine does Alderpoint have in January?

The average sunshine duration in January is 5.2h.

What are the months with the lowest UV index in Alderpoint?

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Alderpoint, California.

What is the UV index reading in January in Alderpoint?

The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Alderpoint, CA

Average temperature in January - Alderpoint, CA
  • Average high temperature in January: 54.3°F

The warmest month (with the highest average high temperature) is September (69.8°F).
The month with the lowest average high temperature is December (53.4°F).

  • Average low temperature in January: 44.8°F

The months with the highest average low temperature are July, August and September (54.3°F).
The coldest month (with the lowest average low temperature) is February (43.5°F).

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Average pressure in January
Alderpoint, CA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.95"Hg).

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Average wind speed in January
Alderpoint, CA

Average wind speed in January - Alderpoint, CA
  • Average wind speed in January: 7.8mph

The windiest month (with the highest average wind speed) is June (10.6mph).
The calmest months (with the lowest average wind speed) are January and August (7.8mph).

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Average humidity in January
Alderpoint, CA

Average humidity in January - Alderpoint, CA
  • Average humidity in January: 79%

The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is September (72%).

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Average rainfall in January
Alderpoint, CA

Average rainfall in January - Alderpoint, CA
  • Average rainfall in January: 4.8"

The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in January
Alderpoint, CA

Average rainfall days in January - Alderpoint, CA
  • Average rainfall days in January: 13 days

The month with the highest number of rainy days is March (16.4 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall days in January
Alderpoint, CA

Average snowfall days in January - Alderpoint, CA
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The 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
Alderpoint, CA

Average daylight in January / Average sunshine in January - Alderpoint, 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 months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in January
Alderpoint, CA

Average sunshine days in January - Alderpoint, CA
  • Average sunshine days in January: 16.9 days

The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is March (13.1 days).

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Average UV index in January
Alderpoint, CA

Average UV index in January - Alderpoint, CA
  • Average UV index in January: 3

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

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Average cloud cover in January
Alderpoint, CA

Average cloud cover in January - Alderpoint, CA
  • Average cloud cover in January: 43

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in January
Alderpoint, CA

Average visibility in January - Alderpoint, 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).

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Alderpoint, California, USA

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