Lassen County, CA Weather


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The most pleasant months of the year for Lassen County are September, June and August. In Lassen County, there are 2 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Lassen County with an average high temperature of 86.7°, which ranks it as cooler than most places in California. January is the snowiest month in Lassen County with 9.9 inches of snow, and 8 months of the year have significant snowfall. There are few days during the year when the humidity is even noticable.

Today's Weather - Lassen, CA

11 PM PST

Slight Chance Rain Showers

41°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TonightSlight Chance Rain Showers38° / 47°NW 5 to 10 mph
Thursday NightChance Rain And Snow Showers34° / 42°W 10 to 15 mph
Friday NightSlight Chance Snow Showers then Partly Cloudy29° / 49°NW 5 to 15 mph
Saturday NightPartly Cloudy34° / 53°W 5 to 15 mph
Sunday NightPartly Cloudy35° / 54°W 5 to 15 mph
Monday NightPartly Cloudy34° / 58°W 5 to 15 mph
Tuesday NightPartly Cloudy35° / 54°NW 5 to 15 mph

Weather Highlights

Summer High: the July high is around 87 degrees
Winter Low: the January low is 21
Rain: averages 16 inches of rain a year
Snow: averages 44 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Lassen County area is 8.9 (10=best), which means it is more comfortable than most places in California.

8.9 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January42° 21°
February46° 24°
March52° 28°
April59° 32°
May68° 38°
June77° 44°
July87° 49°
August86° 47°
September78° 41°
October66° 33°
November50° 26°
December41° 21°
Hot, Freezing, Rainy, Snowy Days: Lassen
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January02784
February02373
March02282
April01662
May0750
June2240
July11020
August8010
September2430
October01440
November02272
December02783

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

Reviews for Lassen
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I've recently moved to Lassen county from Shasta county, right next door. While Shasta county can get to 110 degrees plus, Lassen county ses to hover around 90 degrees  More

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