Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Rochester weather records

Record high and low temperatures for Rochester, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 92°F on 1988-08-14; its coldest fell to -9°F on 1982-01-17.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
61°F2008-01-08
3°F1994-01-19
54°F2008-01-08
-9°F1982-01-17
February
63°F2018-02-20
4°F2003-02-16
47°F2017-02-23
-8°F1994-02-10
March
72°F1998-03-28
7°F1980-03-01
60°F1998-03-31
-8°F1980-03-02
April
77°F2012-04-16
26°F1982-04-07
61°F2017-04-16
12°F1982-04-07
May
85°F2026-05-18
40°F2020-05-09
71°F2012-05-29
31°F2026-05-03
June
90°F2026-06-30
49°F2015-06-01
76°F2021-06-27
43°F1980-06-09
July
91°F2002-07-22
64°F1982-07-01
79°F1993-07-06
52°F2001-07-02
August
92°F1988-08-14
60°F1986-08-28
80°F2006-08-02
48°F1982-08-29
September
90°F2007-09-07
48°F1993-09-30
77°F2013-09-11
39°F2000-09-29
October
81°F2019-10-01
39°F2008-10-29
68°F2002-10-02
28°F1988-10-31
November
73°F2022-11-05
22°F2018-11-22
61°F2024-11-06
15°F1987-11-21
December
65°F2001-12-06
11°F1989-12-22
54°F1982-12-03
-6°F1980-12-25

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
65°F2001-12-06
3°F1994-01-19
54°F1982-12-03
-9°F1982-01-17
Spring (Mar–May)
85°F2026-05-18
7°F1980-03-01
71°F2012-05-29
-8°F1980-03-02
Summer (Jun–Aug)
92°F1988-08-14
49°F2015-06-01
80°F2006-08-02
43°F1980-06-09
Autumn (Sep–Nov)
90°F2007-09-07
22°F2018-11-22
77°F2013-09-11
15°F1987-11-21

All-time records

The most extreme value Rochester has recorded for each metric across its entire history.

High

Highest 92°F 1988-08-14
Lowest 3°F 1994-01-19

Low

Highest 80°F 2006-08-02
Lowest -9°F 1982-01-17

Feels-like

Highest 114°F 2026-07-01
Lowest -37°F 1982-01-17

Humidity

Highest 22.8 g/m³ 2006-08-01
Lowest 0.8 g/m³ 1982-01-17

Wind

Highest 41 mph 2003-11-13
Lowest 3 mph 2017-11-14

Gust

Highest 69 mph 2003-10-15
Lowest 8 mph 2000-10-25

Precip

Wettest 3.37 in 2004-09-09
Driest 11-day dry spell 2005-04-09

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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