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Weather extremes

How extreme does South Lake Tahoe's weather get?

The hottest, coldest, wettest and snowiest days South Lake Tahoe has recorded — the outer limits of what its weather can do, and how far they sit beyond a normal day.

Based on 50+ years of daily weather observations (1971–present), from the S Lake Tahoe Ap station 4 km away. Updated through May 2026 — an all-time extreme only changes when a more extreme day actually occurs, so some dates are old. That is normal, not stale data.

The four kinds of extreme

The hottest, coldest, wettest and snowiest single days South Lake Tahoe has recorded — each shown against what a normal day that time of year looks like.

🔥 Hottest day
99°F Jul 22, 1988

That is about 19°F hotter than a normal July afternoon in South Lake Tahoe (typical high near 80°F).

The three most extreme on record

1 99°F Jul 22, 1988
2 96°F Aug 8, 1981
3 96°F Aug 9, 1981
❄️ Coldest night
-29°F Dec 9, 1972

About 47°F colder than a normal December night in South Lake Tahoe (typical low near 18°F).

The three most extreme on record

1 -29°F Dec 9, 1972
2 -29°F Feb 7, 1989
3 -26°F Feb 6, 1989
🌧️ Most rain in one day
4.89 in Oct 24, 2021

More rain in a single day than South Lake Tahoe usually gets in the whole month of October (typical October total about 1.4 in).

The three most extreme on record

1 4.89 in Oct 24, 2021recent
2 3.80 in Jan 8, 2017
3 3.74 in Oct 24, 2010

How hot and cold it gets, month by month

The shaded band is the normal range of daily temperatures for each month. The dots show the most extreme it has ever been — so you can see how far beyond a normal day the records really sit.

-50°-30°-10°10°30°50°70°90°110° all-time high 99°F JanFebMarAprMayJunJulAugSepOctNovDec
normal range of daily temperatureshottest ever recordedcoldest ever recorded

South Lake Tahoe's record heat sits well above even a hot day for the season — July's 99°F is about 19°F beyond a normal hot afternoon. Its record cold is just as far below a normal winter night — the dots mark how rare each extreme really is.

In plain terms

In a normal year, South Lake Tahoe's warmest days reach the low 80s°F and its coldest nights drop to the high 10s°F. But across the record it has gone as high as 99°F and as low as −29°F. A single day has delivered over 5 inches of rain. Those are the outer edges worth knowing if you are moving here, planning a trip, or thinking about a house.
Methodology & sources

Temperature & precipitation — the official 1991–2020 climate normals from NOAA's U.S. Climate Normals, measured at S Lake Tahoe AP (NOAA GHCN station USW00093230), about 4 km from the city centre.

How we build these numbers →