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Planning ahead in Lassen County? Our extended 14-Day Weather Forecast provides comprehensive 2-week predictions, including daily temperature highs/lows, precipitation probabilities, and long-term atmospheric trend outlooks.

Lassen County 14-Day Weather Forecast

Tuesday, Oct 20, 2026

Nighttime
47°F

Overcast

Feels like 47°F

Humidity

56%

Wind Speed

4.7 mph

Precipitation

0 in

Pressure

1014 hPa

UV Index

6

Visibility

10 mi

Cloud Cover

95%

Dew Point

38°F

14-Day Extended Weather Forecast

Today

Oct 20

Overcast
64°H
47°L
0%

Wed

Oct 21

Overcast
63°H
48°L
15%

Thu

Oct 22

Overcast
58°H
43°L
60%

Fri

Oct 23

Overcast
56°H
38°L
0%

Sat

Oct 24

Overcast
50°H
37°L
0%

Sun

Oct 25

Overcast
51°H
39°L
0%

Mon

Oct 26

Overcast
54°H
42°L
0%

Tue

Oct 27

Overcast
57°H
44°L
0%

Wed

Oct 28

Overcast
58°H
47°L
0%

Thu

Oct 29

Overcast
60°H
48°L
0%

Fri

Oct 30

Overcast
61°H
61°L
0%

Air Quality (AQI)

Air quality sensors are offline for this coordinate.

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

123.2° ESE

Sustained Wind

4.7 mph

Wind Gusts

4.7 mph

14-Day Temp Range

Expected 14-Day Swings

37°
64°

High and low limits expected over the next two weeks.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Lassen County · 40.57°N, 120.58°W
Radar Page
Coordinates40.5689°N, 120.5763°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)N/AOffline
UV Index6High Risk
Visibility10 milesClear

Frequently Asked Questions

Our 14-day forecast for Lassen County shows detailed long-term predictions, including daily high and low temperatures, precipitation chances, and overall weather patterns.

About Lassen County Climate & Weather

Weather forecast for Lassen County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.