The weather in December in Lassen Volcanic National Park

It's cool in December in Lassen Volcanic National Park with an average temperature of 13°C. Temperatures this month range from a low of 11°C to a high of 15°C. At night, you can expect temperatures between 2°C and 6°C.

Looking for sun? December isn’t a good month to be in Lassen Volcanic National Park. There’s too much chance of rain this month.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Lassen Volcanic National Park, California. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 28°C in 2021, Lassen Volcanic National Park reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 2°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of -8°C to a highest value of 13°C.

Precipitation and snowfall

In December, there is an average of 137 mm of precipitation, spread over 16 days. Of the total precipitation, about 31 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the West.

Daily weather in December for Lassen Volcanic National Park

Click on any day in December to get detailed info about the usual weather on that day in Lassen Volcanic National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.

December weather comparison

  Lassen Volcanic National Park New York
Average temperature 13°C 9°C
Max. temperature 15°C 12°C
Min. temperature 2°C -5°C
Total precipitation 137 mm 133 mm
Rainy days 16 days 17 days
Total snowfall 31 cm 9,7 cm
Snowy days 8 days 3 days

Start of December

The month of December starts in Lassen Volcanic National Park with cool temps, averaging around 15°C during the day and nights around 6°C.

Mid December

By mid-December, daytime temps drop to around 13°C, with nights around 4°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of December

By the end of December, the average daytime temperature in Lassen Volcanic National Park is around 13°C, while nighttime temps are about 4°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 3 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Check out the climate of Lassen Volcanic National Park for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in December in Lassen Volcanic National Park, California. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Lassen Volcanic National Park

Temperature in December in Lassen Volcanic National Park over the years

Precipitation charts

These charts show the average amount of precipitation in December in Lassen Volcanic National Park, California. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in December in Lassen Volcanic National Park

Total precipitation in December in Lassen Volcanic National Park over the years

Daily Snowfall in December in Lassen Volcanic National Park

Snowfall in December in Lassen Volcanic National Park per year

Daily UV index in December in Lassen Volcanic National Park

This chart shows the average daily UV index in December in Lassen Volcanic National Park, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in December in Lassen Volcanic National Park

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Average weather in Lassen Volcanic National Park by month

Click on a month below to see detailed weather info for Lassen Volcanic National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.