Weather WorldLassen Trail, CA 14 Day Weather
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Lassen Trail, CA Weather Forecast
Lassen Trail, CA Weather Forecast Dated: 516 AM Mon Sep 21 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Monday, September 21, 2026
Mid-Morning
65°F 18°C
Cloudy
Mid-Afternoon
76°F 24°C
Partly Cloudy
Early-Evening
63°F 18°C
Overcast
Pleasant near 76°F 24°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the ENE to the E at 4 mph 7 km/h.
Tuesday, September 22, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
63°F 17°C
Partly Cloudy
Comfortable with temperatures reaching 76°F 24°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the E to the NE at 4 mph 7 km/h.
Wednesday, September 23, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
62°F 16°C
Overcast
Enjoyable around 75°F 24°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds moving from the E to the ENE at 5 mph 8 km/h.
Thursday, September 24, 2026
Mid-Morning
65°F 18°C
Partly Cloudy
Mid-Afternoon
74°F 24°C
Sunny
Early-Evening
59°F 15°C
Sunny
Mild temperatures up to 74°F 24°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds swinging from the SE to the E at 6 mph 10 km/h.
Friday, September 25, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
61°F 16°C
Partly Cloudy
Early-Evening
51°F 11°C
Overcast
Refreshing around 61°F 16°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with increasing humidity and steady pressure. Winds shifting from the E to the ENE at 5 mph 7 km/h.
Saturday, September 26, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
63°F 17°C
Cloudy
Early-Evening
52°F 11°C
Sunny
Mildly cool near 63°F 17°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
53°F 12°C
Cloudy
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
57°F 14°C
Overcast
Comfortable with temperatures reaching 70°F 21°C, overcast throughout the day, with steady humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
74°F 24°C
Sunny
Early-Evening
60°F 15°C
Overcast
Enjoyable around 74°F 24°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds turning from the E to the NE at 6 mph 10 km/h.
Tuesday, September 29, 2026
Mid-Morning
49°F 10°C
Light Showers
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
48°F 9°C
Light Showers
Brisk around 50°F 10°C, on-and-off showers throughout the day, with increasing humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
50°F 10°C
Sunny
Mildly cool near 62°F 17°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the ESE to the ENE at 5 mph 8 km/h.
Thursday, October 1, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
57°F 14°C
Sunny
Pleasant near 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the ESE to the ENE at 5 mph 8 km/h.
Friday, October 2, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
55°F 13°C
Sunny
Comfortable with temperatures reaching 69°F 21°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the SE to the ESE at 6 mph 9 km/h.
Saturday, October 3, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
56°F 14°C
Sunny
Early-Evening
43°F 6°C
Sunny
Brisk around 56°F 14°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the W to the WSW at 6 mph 10 km/h.
Sunday, October 4, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
50°F 10°C
Sunny
Mildly cool near 63°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the E at 4 mph 6 km/h.
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