As of Oct 13, 2026, the latest day this gauge has reported

How much rain has Lassen County, California, had in 2026?

8.97 inches of rain have fallen so far in 2026 at the volunteer rain gauge 3.2 miles south-southwest of Susanville, Lassen County, through Oct 13. That is 6.72 inches less than a usual year to date (57% of usual).

Rain so far
8.97 in
Usual by Oct 13
15.69 in
Percent of usual
57%
Running total of rain in Lassen County, 2026, against a usual year05101520JFMAMJJASOND2026Usual
Inches of rain added up day by day from Jan 1, solid line, against the usual year at this gauge (dashed), counted on the same days. Days with no report add nothing to either line.

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Prints of 2026 ship in January, once the full year is in.

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Month by month

Rain by month in Lassen County, California, 2026
MonthRain, inUsual, inVs usual
Jan2.113.62−1.51
Feb3.703.51+0.19
Mar0.192.95−2.76
Apr1.281.56−0.28
May0.711.68−0.97
Jun 1 day not reported0.110.96−0.85
Jul 1 day not reported0.490.30+0.19
Aug 2 days not reported0.000.20−0.20
Sep 1 day not reported0.380.40−0.02
Oct to the 13th0.000.51−0.51
So far8.9715.69−6.72

2026 so far in Lassen County

The station, and what usual means

The numbers come from NOAA’s daily record for the volunteer rain gauge 3.2 miles south-southwest of Susanville (gauge ID US1CALS0001), 22 miles from the middle of Lassen County. It reported 281 of the 286 days from Jan 1 to Oct 13; the 5 days with no report count as unknown, not as dry. Rain here means everything the gauge caught: rain, and snow melted down to water. A trace counts as zero. It is read once a day, usually in the morning, and each reading is filed under the day it was read, so an evening storm can show up on the next day.

Usual means NOAA’s 1991 to 2020 daily normals for this gauge, added up over the same 281 days the gauge reported, so a missing day counts on neither side. The volunteer gauges started in 1998, so none has 30 years of its own; NOAA estimates the rest from long-record stations nearby.

Why this gauge: it is the only one inside Lassen County that reported at least 90% of the days in 2026. Your own rain gauge can read differently a few miles away.

Questions

How much rain has Lassen County, California, had in 2026?

8.97 inches of rain have fallen so far in 2026 at the volunteer rain gauge 3.2 miles south-southwest of Susanville, Lassen County, through Oct 13. That is 6.72 inches less than a usual year to date (57% of usual).

Is Lassen County wetter or drier than usual in 2026?

Drier so far. The volunteer rain gauge 3.2 miles south-southwest of Susanville had 8.97 inches from Jan 1 to Oct 13, 57% of the usual 15.69 inches for the same days.

What was the wettest month in Lassen County in 2026?

February, with 3.70 inches at the volunteer rain gauge 3.2 miles south-southwest of Susanville, counting Jan 1 through Oct 13.

What was the biggest rain in Lassen County in 2026?

1.49 inches on Jan 4, 2026, the most the gauge caught in one day this year through Oct 13.

Next door

Rain in California, county by county · PRF insurance in Lassen County · Farmland Atlas: Lassen County