Rochester Weather Records

Rochester, Massachusetts weather averages and records from 1900–2022 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Rochester, Massachusetts was 102 °F which occurred on July 22, 1991.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Rochester, Massachusetts was -18 °F which occurred on January 22, 1961.
Lowest Temperatures: All-Time By Year
Rochester Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 38.3 21.1 68 -18 4.5 9.2
February 40.1 22.7 69 -15 3.8 8.5
March 46.6 29.1 82 -9 5.7 5.0
April 57.7 38.4 94 9 4.8 0.9
May 68.0 47.6 97 24 3.6 0.0
June 76.9 57.0 99 35 4.1 0.0
July 82.7 63.5 102 42 3.3 0.0
August 81.3 62.2 101 34 4.1 0.0
September 74.2 55.4 97 28 4.3 0.0
October 63.0 44.7 86 18 5.1 0.0
November 52.7 35.7 77 8 4.7 0.1
December 43.5 27.4 75 -12 5.1 5.6
Entire year 60.5 42.1 102 -18 52.6 32.1
More Rochester Weather Records
1900–2022
Highest daily low 80 °F August 11, 1900
Lowest daily high -2 °F January 18, 1982
Greatest daily range
(Difference of high and low)
54 °F February 16, 2016
Difference in high temperature
over two conscutive days
49 °F Apr 17–18, 2003
Most daily precipitation 6.8 inches July 25, 1990
Most monthly precipitation 16.1 inches March 2010
Most yearly precipitation 72.5 inches 1972
Earliest freeze September 22 1962
Latest freeze May 29 1962
Earliest snow in season October 26 1962
Latest snow in season April 18 2020
Most daily snow 24.0 inches January 23, 2005
Most monthly snow 42.0 inches January 2005
Most yearly snow 72.8 inches 2015
Most days in a year ≥ 80 °F 82 2016
Most days in a year ≥ 90 °F 25 1991
Most days in a year ≥ 100 °F 2 1991
Rochester Weather Streaks
Most consecutive days...
With precipitation 13 days Nov 3–15, 1969
Without precipitation 27 days Aug 15 – Sep 10, 2007
With snow 5 days Jan 30 – Feb 3, 1996
Freezing temperatures
High temperature ≤ 32 °F
18 days Jan 28 – Feb 14, 1901
High temperature ≥ 80 °F 29 days Jul 14 – Aug 11, 1980
High temperature ≥ 90 °F 6 days Aug 5–10, 2022
Facts About Rochester Weather
Rochester Weather by Year
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Weather Station Details
Years Station Coordinates
1900–2022 Rochester location