Best time to go to Lassen National Forest Average weather of Lassen National Forest, California

When is the best time to go to Lassen National Forest?

When is the best time to go to Lassen National Forest? Here's some information to help you in your decision:

The best months for good weather in Lassen National Forest are June, July, August and September
On average, the warmest months are July and August
The coldest months are January and December
The rainiest months are February and March

Annual weather in Lassen National Forest

For full information about the climate and weather in Lassen National Forest a specific month, click on the corresponding line below:

Month			Our opinion
January	27°F/40°F	6.6in	very bad weather	Lassen National Forest in january
February	27°F/41°F	7.4in	very bad weather	Lassen National Forest in february
March	31°F/45°F	8.6in	very bad weather	Lassen National Forest in march
April	40°F/54°F	4.4in	very bad weather	Lassen National Forest in april
May	49°F/63°F	3.6in	tolerable weather	Lassen National Forest in may
June	58°F/74°F	1.7in	good weather	Lassen National Forest in june
July	65°F/85°F	0.4in	perfect weather	Lassen National Forest in july
August	63°F/83°F	0.6in	perfect weather	Lassen National Forest in august
September	54°F/77°F	0.7in	good weather	Lassen National Forest in september
October	41°F/63°F	2.4in	very bad weather	Lassen National Forest in october
November	31°F/49°F	4.1in	very bad weather	Lassen National Forest in november
December	25°F/40°F	6.6in	very bad weather	Lassen National Forest in december

Weather and climate in Lassen National Forest

Lassen National Forest enjoys a warm-summer Mediterranean climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Lassen National Forest is 59°F (ranging from 40°F in december to 85°F in july). Annual rainfall is 47.1in, with a minimum of 0.4in in july and a maximum of 8.6in in march.

From january to april the climate is very bad. The temperature rises to 54°F and you can expect to have 4.4in of rainfall/month during this period.
In the month of may the climate is correct. The record temperature this month is 86°F and you can expect to have 3.6in of rainfall/month during this period.
In the month of june the climate is beautiful. At lunchtime, it's 74°F in average.
From july to august the climate is very good. The record temperature this month is 101°F and it rains about 2% of the time in august.
In the month of september the climate is beautiful. In average, on the morning it is 54°F.
Between october and december the climate is very bad. In average, on the morning it is 25°F.

Charts: temperature and rainfall in Lassen National Forest

In the charts below, you can see the following seasonal norms for the city of Lassen National Forest: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Humidity

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