January weather forecast
Truckee, CA

The iconic Donner Summit Bridge called the Rainbow Bridge or Route 40, in Truckee, California
The iconic Donner Summit Bridge called the Rainbow Bridge or Route 40, in Truckee, California

Weather in January

January, the same as December, is another cold winter month in Truckee, California, with an average temperature varying between 38.8°F (3.8°C) and 23.4°F (-4.8°C).

Temperature

In January, the average high-temperature is relatively the same as in December - a still wintry 38.8°F (3.8°C). In Truckee, California, in January, the average low-temperature is 23.4°F (-4.8°C).

Humidity

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

Rainfall

In Truckee, in January, during 5.8 rainfall days, 4.02" (102mm) of precipitation is typically accumulated. Throughout the year, in Truckee, there are 60 rainfall days, and 24.41" (620mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In January, it is snowing for 11.9 days. Throughout January, 24.88" (632mm) of snow is accumulated. In Truckee, during the entire year, snow falls for 82.8 days and aggregates up to 146.89" (3731mm) of snow.

Daylight

The average length of the day in January in Truckee, California, is 9h and 47min.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:48 pm. On the last day of January, in Truckee, sunrise is at 7:08 am and sunset at 5:20 pm PST.

Sunshine

In Truckee, the average sunshine in January is 5.9h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. 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 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. 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 Truckee?

In Truckee, California, in January, the average high-temperature is 38.8°F (3.8°C), and the average low-temperature is 23.4°F (-4.8°C).

What is the average humidity in January in Truckee?

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

How much does it rain in Truckee in January?

In January, in Truckee, California, the rain falls for 5.8 days. Throughout January, 4.02" (102mm) of precipitation is accumulated.

How many days does it snow in January in Truckee?

In Truckee, in January, snow falls for 11.9 days, with typically accumulated 24.88" (632mm) of snow.

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

The average day length in January in Truckee, California, is 9h and 47min.

When is the sunrise / sunset in January in Truckee?

In January, on the first day of the month, sunrise is at 7:20 am and sunset at 4:48 pm. On the last day of the month, in Truckee, sunrise is at 7:08 am and sunset at 5:20 pm PST.

How long on average sun shines in January in Truckee?

In Truckee, California, the average sunshine duration in January is 5.9h.

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

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January in Truckee?

In January, the average daily maximum UV index in Truckee is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Truckee, CA

Average temperature in January - Truckee, CA
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (37°F).

  • Average low temperature in January: 23.4°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 (22.1°F).

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Average pressure in January
Truckee, CA

Average pressure in January - Truckee, CA
  • Average pressure in January: 30.18"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Truckee, CA

Average wind speed in January - Truckee, 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 (4.8mph).

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Average humidity in January
Truckee, CA

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

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are July and August (39%).

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Average rainfall in January
Truckee, CA

Average rainfall in January - Truckee, CA
  • Average rainfall in January: 4.02"

The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is August (0.12").

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Average rainfall days in January
Truckee, CA

Average rainfall days in January - Truckee, CA
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is May (8.9 days).
The month with the least rainy days is July (2.4 days).

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Average snowfall in January
Truckee, CA

Average snowfall in January - Truckee, CA
  • Average snowfall in January: 24.88"

The month with the highest snowfall is March (30.35").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Truckee, CA

Average snowfall days in January - Truckee, CA
  • Average snowfall days in January: 11.9 days

The month with the highest number of snowfall days is March (16.2 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
Truckee, CA

Average daylight in January / Average sunshine in January - Truckee, CA
  • Average daylight in January: 9h and 47min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 27min).

  • Average sunshine in January: 5h and 54min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in January
Truckee, CA

Average sunshine days in January - Truckee, CA
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is July (27.1 days).
The month with the least sunshine days is March (12.8 days).

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Average UV index in January
Truckee, CA

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

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 2).

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Average cloud cover in January
Truckee, CA

Average cloud cover in January - Truckee, CA
  • Average cloud cover in January: 36

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in January
Truckee, CA

Average visibility in January - Truckee, CA
  • Average visibility in January: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

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