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Weather extremes

How extreme does Erie's weather get?

The hottest, coldest, wettest and snowiest days Erie 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 Erie Intl Ap station 10 km away. Updated through June 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 Erie has recorded — each shown against what a normal day that time of year looks like.

🔥 Hottest day
100°F Jun 25, 1988

That is about 23°F hotter than a normal June afternoon in Erie (typical high near 77°F).

The three most extreme on record

1 100°F Jun 25, 1988
2 99°F Jul 4, 1990
3 98°F Jul 31, 1999
❄️ Coldest night
-18°F Jan 19, 1994

About 39°F colder than a normal January night in Erie (typical low near 21°F).

The three most extreme on record

1 -18°F Jan 19, 1994
2 -18°F Feb 16, 2015
3 -17°F Feb 11, 1979
🌧️ Most rain in one day
4.66 in Sep 14, 1979

More rain in a single day than Erie usually gets in the whole month of September (typical September total about 4.3 in).

The three most extreme on record

1 4.66 in Sep 14, 1979
2 4.61 in Jun 18, 1996
3 3.91 in Sep 26, 1986
Most snow in one day
22.6 in Nov 29, 2024

Close to a whole typical November's snow in one day (Erie averages about 10 in across the month).

The three most extreme on record

1 22.6 in Nov 29, 2024recent
2 21.8 in Dec 26, 2017
3 20.9 in Dec 25, 2017

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.

-30°-10°10°30°50°70°90°110° all-time high 100°F JanFebMarAprMayJunJulAugSepOctNovDec
normal range of daily temperatureshottest ever recordedcoldest ever recorded

Erie's record heat sits well above even a hot day for the season — June's 100°F is about 23°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, Erie's warmest days reach the low 80s°F and its coldest nights drop to the low 20s°F. But across the record it has gone as high as 100°F and as low as −18°F. A single day has delivered over 5 inches of rain or close to 23 inches of snow. 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 Erie Intl AP (NOAA GHCN station USW00014860), about 10 km from the city centre.

How we build these numbers →