January weather forecast
Los Alamos, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Los Alamos, California, with an average temperature ranging between max 63°F (17.2°C) and min 49.3°F (9.6°C).

Temperature

With the onset of January, Los Alamos's average high-temperature clocks in at a still refreshing 63°F (17.2°C), showing a minor fluctuation from the previous month. January nights in Los Alamos, California, observe an average temperature dip to a frosty 49.3°F (9.6°C).

Humidity

The average relative humidity in January is 62%.

Rainfall

The month with the most rainfall is January, when the rain falls for 4.8 days and typically aggregates up to 1.38" (35mm) of precipitation.

Daylight

In January, the average length of the day is 10h and 8min.
On the first day of the month, sunrise is at 7:08 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:00 am and sunset at 5:28 pm PST.

Sunshine

The average sunshine in January is 6.9h.

UV index

The average daily maximum UV index in January in Los Alamos is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 4 during January translates into the following directions:
Heed the precautions - It is counselled to guard against solar damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What are the temperatures in Los Alamos in January?

In Los Alamos, in January, the average high-temperature is 63°F (17.2°C), and the average low-temperature is 49.3°F (9.6°C).

What is the average humidity in January in Los Alamos?

The average relative humidity in January in Los Alamos, California, is 62%.

What is the rainiest month in Los Alamos?

The month with the most rainfall is January, when the rain falls for 4.8 days and typically aggregates up to 1.38" (35mm) of precipitation.

How much does it rain in Los Alamos in January?

In Los Alamos, California, in January, it is raining for 4.8 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the average length of the day in January in Los Alamos?

In Los Alamos, the average day length in January is 10h and 8min.

What time are sunrise and sunset in January in Los Alamos?

In January, on the first day of the month, sunrise is at 7:08 am and sunset at 5:00 pm. On the last day of the month, in Los Alamos, California, sunrise is at 7:00 am and sunset at 5:28 pm PST.

How long on average sun shines in January in Los Alamos?

In Los Alamos, the average sunshine duration in January is 6.9h.

What is the UV index intensity in January in Los Alamos?

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

Average temperature in January
Los Alamos, CA

Average temperature in January - Los Alamos, CA
  • Average high temperature in January: 63°F

The warmest month (with the highest average high temperature) is August (78.8°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in January: 49.3°F

The month with the highest average low temperature is September (61.2°F).
The coldest month (with the lowest average low temperature) is February (47.8°F).

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Average pressure in January
Los Alamos, CA

Average pressure in January - Los Alamos, CA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

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Average wind speed in January
Los Alamos, CA

Average wind speed in January - Los Alamos, CA
  • Average wind speed in January: 7mph

The windiest month (with the highest average wind speed) is May (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity in January
Los Alamos, CA

Average humidity in January - Los Alamos, CA
  • Average humidity in January: 62%

The month with the highest relative humidity is March (67%).
The months with the lowest relative humidity are October and November (58%).

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Average rainfall in January
Los Alamos, CA

Average rainfall in January - Los Alamos, CA
  • Average rainfall in January: 1.38"

The wettest month (with the highest rainfall) is January (1.38").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in January
Los Alamos, CA

Average rainfall days in January - Los Alamos, CA
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is March (6.2 days).
The month with the least rainy days is August (0.8 days).

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Average daylight in January /
Average sunshine in January
Los Alamos, CA

Average daylight in January / Average sunshine in January - Los Alamos, CA
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in January: 6h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

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Average sunshine days in January
Los Alamos, CA

Average sunshine days in January - Los Alamos, CA
  • Average sunshine days in January: 25.5 days

The month with the most sunshine days is August (29 days).
The month with the least sunshine days is February (22.3 days).

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Average UV index in January
Los Alamos, CA

Average UV index in January - Los Alamos, CA
  • Average UV index in January: 4

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

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Average cloud cover in January
Los Alamos, CA

Average cloud cover in January - Los Alamos, CA
  • Average cloud cover in January: 22

The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in January
Los Alamos, CA

Average visibility in January - Los Alamos, 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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Los Alamos, California, USA

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