Thermograph

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

Rochester, New York, United States weather records

Record high and low temperatures for Rochester, New York, United States, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 99°F on 2020-07-09; its coldest fell to -15°F on 2015-02-16.

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°F1995-01-13
-1°F1994-01-19
52°F2008-01-08
-15°F1994-01-27
February
64°F2017-02-23
3°F2015-02-20
48°F2018-02-20
-15°F2015-02-16
March
77°F2012-03-21
9°F2007-03-06
55°F1998-03-31
-5°F2015-03-06
April
85°F1990-04-28
22°F1982-04-06
60°F2002-04-17
12°F1982-04-07
May
91°F2006-05-30
39°F2020-05-09
68°F1996-05-20
27°F2020-05-13
June
95°F2001-06-14
52°F2015-06-01
74°F2021-06-27
38°F2009-06-01
July
99°F2020-07-09
61°F1992-07-31
77°F1999-07-05
47°F1986-07-04
August
98°F1988-08-03
60°F1992-08-13
77°F2006-08-02
42°F1982-08-29
September
94°F2023-09-06
49°F1993-09-30
73°F2016-09-08
32°F1991-09-30
October
88°F2023-10-04
37°F2008-10-29
67°F2018-10-09
24°F1988-10-31
November
76°F2020-11-09
19°F2018-11-22
58°F1982-11-02
5°F2013-11-30
December
68°F2001-12-05
8°F1983-12-26
51°F1982-12-03
-5°F1983-12-31

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)
68°F2001-12-05
-1°F1994-01-19
52°F2008-01-08
-15°F2015-02-16
Spring (Mar–May)
91°F2006-05-30
9°F2007-03-06
68°F1996-05-20
-5°F2015-03-06
Summer (Jun–Aug)
99°F2020-07-09
52°F2015-06-01
77°F2006-08-02
38°F2009-06-01
Autumn (Sep–Nov)
94°F2023-09-06
19°F2018-11-22
73°F2016-09-08
5°F2013-11-30

All-time records

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

High

Highest 99°F 2020-07-09
Lowest -1°F 1994-01-19

Low

Highest 77°F 2006-08-02
Lowest -15°F 2015-02-16

Feels-like

Highest 123°F 2025-07-12
Lowest -41°F 1994-01-27

Humidity

Highest 22.1 g/m³ 2026-07-01
Lowest 1.0 g/m³ 1982-01-17

Wind

Highest 28 mph 2009-02-12
Lowest 3 mph 2003-08-09

Precip

Wettest 2.67 in 2004-09-09
Driest 21-day dry spell 1987-03-04

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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