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New York · THREADEX · 1872–2026

Rochester, NY

43.117°N, 77.675°W · station ROCthr · 155 years of record
86°F
forecast high · Sep 2

7-Day Forecast

NWS NDFD forecast high temperature for Rochester.
83°TUE9/186°WED9/281°THU9/377°FRI9/474°SAT9/576°SUN9/676°MON9/7

This Day in History

Every year's high on each of the next 7 forecast dates at Rochester — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.

Ranks

#31 / 153
warmest Sep 2 in 153 yrs of record

Warmest Sep 2 ever

97°F
set in 1953

Coolest Sep 2 ever

60°F
set in 1893
Forecast high 86°F — 31st warmest Sep 2 of 153 years · record 97°F (1953) · warmest since 2018.
1872: 78°F1873: 73°F1874: 82°F1875: 87°F1876: 78°F1877: 63°F1878: 84°F1879: 78°F1880: 87°F1881: 73°F1882: 82°F1884: 72°F1885: 65°F1886: 75°F1887: 71°F1888: 62°F1889: 87°F1890: 77°F1891: 82°F1892: 62°F1893: 60°F1894: 90°F1895: 73°F1896: 64°F1897: 71°F1898: 94°F1899: 68°F1900: 95°F1901: 74°F1902: 74°F1903: 78°F1904: 76°F1905: 75°F1906: 82°F1907: 78°F1908: 88°F1909: 69°F1910: 68°F1911: 84°F1912: 82°F1913: 92°F1914: 84°F1915: 82°F1916: 84°F1917: 71°F1918: 84°F1919: 64°F1920: 70°F1921: 89°F1922: 82°F1923: 88°F1924: 83°F1925: 75°F1926: 65°F1927: 77°F1928: 70°F1929: 88°F1930: 88°F1931: 68°F1932: 92°F1933: 83°F1934: 84°F1935: 67°F1936: 70°F1937: 90°F1938: 65°F1939: 85°F1940: 77°F1941: 69°F1942: 87°F1943: 79°F1944: 84°F1945: 74°F1946: 64°F1947: 77°F1948: 72°F1949: 77°F1950: 67°F1951: 65°F1952: 91°F1953: 97°F1954: 80°F1955: 72°F1956: 82°F1957: 83°F1958: 65°F1959: 91°F1960: 86°F1961: 87°F1962: 73°F1963: 78°F1964: 71°F1965: 73°F1966: 88°F1967: 65°F1968: 77°F1969: 74°F1970: 70°F1971: 82°F1972: 89°F1973: 93°F1974: 70°F1975: 76°F1976: 73°F1977: 77°F1978: 86°F1979: 84°F1980: 88°F1981: 75°F1982: 78°F1983: 82°F1984: 71°F1985: 79°F1986: 77°F1987: 65°F1988: 78°F1989: 73°F1990: 83°F1991: 79°F1992: 68°F1993: 80°F1994: 69°F1995: 73°F1996: 81°F1997: 80°F1998: 73°F1999: 83°F2000: 86°F2001: 70°F2002: 82°F2003: 70°F2004: 72°F2005: 80°F2006: 66°F2007: 79°F2008: 81°F2009: 75°F2010: 88°F2011: 86°F2012: 82°F2013: 83°F2014: 83°F2015: 88°F2016: 73°F2017: 71°F2018: 88°F2019: 75°F2020: 78°F2021: 70°F2022: 82°F2023: 82°F2024: 83°F2025: 80°F86° forecast6065707580859095100188018901900191019201930194019501960197019801990200020102020
📖 Rochester's full Climate Almanac →

The Numbers

Forecast high · Sep 286°F
Hottest this date since2018
This-date record97°F
This-date rank#31 of 153
Hottest at any time since2026
All-time record102°F (1936)
Odds to tie/break0.0% (daily)
Period of record1872–2026

Record Book

The hottest and coldest ever recorded at Rochester in each calendar month, and for the whole 1872–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan74°FJan 25, 1950-17°FJan 16, 1994
Feb73°FFeb 21, 1997-22°FFeb 9, 1934
Mar86°FMar 29, 1905-9°FMar 6, 2014
Apr93°FApr 30, 19707°FApr 1, 1923
May94°FMay 14, 197426°FMay 7, 1970
Jun100°FJun 21, 195335°FJun 1, 1945
Jul102°FJul 9, 193642°FJul 9, 1963
Aug99°FAug 26, 194836°FAug 30, 1965
Sep99°FSep 3, 195328°FSep 28, 1947
Oct91°FOct 5, 195119°FOct 25, 1879
Nov81°FNov 1, 19501°FNov 30, 1875
Dec72°FDec 3, 1982-16°FDec 20, 1942
All-time102°FJul 9, 1936-22°FFeb 9, 1934

2026 Records So Far

Records set or tied at Rochester so far this year — through Aug 30.

Record Highs in 2026

2 broke
plus 0 tied — daily record highs set this year

Record Lows in 2026

0 broke
plus 0 tied — daily record lows set this year

Record Warm Nights & Cold Days

Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.

Warmest low ever

81°F
record high minimum — the night it never cooled · Jul 9, 1936

Coldest high ever

-4°F
record low maximum — the day it never warmed · Jan 17, 1982
MonthWarmest lowColdest high
Jan55°FJan 21, 1906-4°FJan 17, 1982
Feb54°FFeb 20, 2018-3°FFeb 9, 1934
Mar62°FMar 30, 19104°FMar 5, 1872
Apr65°FApr 25, 191521°FApr 4, 1975
May74°FMay 31, 201838°FMay 2, 1909
Jun77°FJun 22, 202548°FJun 2, 1945
Jul81°FJul 9, 193658°FJul 7, 1891
Aug78°FAug 1, 191758°FAug 16, 1879
Sep76°FSep 3, 189845°FSep 30, 1947
Oct72°FOct 9, 201831°FOct 30, 1887
Nov62°FNov 5, 20227°FNov 30, 1875
Dec58°FDec 3, 1982-1°FDec 29, 1933
All-time81°FJul 9, 1936-4°FJan 17, 1982

Hot Streaks

Current run

0 days
consecutive days with a high ≥ 90°F

Longest ever

9 days
record run, ended Sep 5 1973

So far in 2026

6 days
days with a high ≥ 90°F this year

Climate Normals

Normal high & low by month, from Rochester's own 1991–2020 record. Today's normal high: 78°F · forecast is +8° vs normal.
Jan: 33°FJan: 18°FFeb: 34°FFeb: 19°FMar: 43°FMar: 26°FApr: 56°FApr: 36°FMay: 69°FMay: 48°FJun: 77°FJun: 57°FJul: 82°FJul: 62°FAug: 80°FAug: 60°FSep: 73°FSep: 53°FOct: 60°FOct: 43°FNov: 48°FNov: 33°FDec: 38°FDec: 25°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:35 AM
Sunset6:46 PM
Solar noon12:10 PM
Daylight13h 11m · losing 20 min/wk
Local standard time (no DST), level horizon.

Location

43.12°N, 77.67°W

Nearby Stations

Buffalo, NY54 mi WSyracuse, NY79 mi EBinghamton, NY106 mi SEWilliamsport, PA135 mi SErie, PA146 mi WAvoca, PA158 mi SE

The Last 6 Weeks

Rochester's observed daily high for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
Rochester, NY — last six weeks of daily high

2026 So Far

Every day this year against Rochester's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.
Rochester, NY — 2026 daily high trace
Download year chart

Every Day Since 1872

Each cell is one day's high at Rochester, coloured by temperature — 155 years of record, so heat waves read as warm streaks and cold snaps as blue.
Rochester, NY daily high heat map 1872–2026

Days Above the Mark

How many days a year hit a given high at Rochester — counted through Sep 2 each year, so you can see whether 2026 is running hot. Pick a threshold:
6 days ≥90°F so far in 2026 — tied for the 84th most in 155 years. Normal for this point: 8. Record: 29 in 1949.

Share Card

A ready-to-share summary of Rochester's outlook — post it, or link this page.
Rochester, NY hot share card
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