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National Cold Records
New York · THREADEX · 1872–2026

Rochester, NY

43.117°N, 77.675°W · station ROCthr · 155 years of record
56°F
forecast low · Sep 8

7-Day Forecast

NWS NDFD forecast low temperature for Rochester.
67°WED9/268°THU9/362°FRI9/460°SAT9/557°SUN9/657°MON9/756°TUE9/8

This Day in History

Every year's low 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 coldest on record.

Ranks

#84 / 153
coldest Sep 8 in 153 yrs of record

Coldest Sep 8 ever

37°F
set in 1986

Mildest Sep 8 ever

72°F
set in 1872
Forecast low 56°F — 84th coldest Sep 8 of 153 years · record 37°F (1986) · coldest since 2025.
1872: 72°F1873: 48°F1874: 62°F1875: 55°F1876: 55°F1877: 55°F1878: 65°F1879: 53°F1880: 55°F1881: 64°F1882: 58°F1884: 68°F1885: 51°F1886: 66°F1887: 52°F1888: 43°F1889: 60°F1890: 66°F1891: 48°F1892: 44°F1893: 53°F1894: 67°F1895: 52°F1896: 54°F1897: 60°F1898: 50°F1899: 59°F1900: 52°F1901: 51°F1902: 55°F1903: 52°F1904: 46°F1905: 55°F1906: 64°F1907: 60°F1908: 51°F1909: 45°F1910: 57°F1911: 55°F1912: 61°F1913: 61°F1914: 48°F1915: 66°F1916: 70°F1917: 48°F1918: 55°F1919: 69°F1920: 61°F1921: 55°F1922: 66°F1923: 59°F1924: 45°F1925: 55°F1926: 52°F1927: 55°F1928: 56°F1929: 66°F1930: 52°F1931: 54°F1932: 52°F1933: 57°F1934: 59°F1935: 58°F1936: 71°F1937: 54°F1938: 54°F1939: 64°F1940: 57°F1941: 47°F1942: 63°F1943: 57°F1944: 51°F1945: 69°F1946: 58°F1947: 64°F1948: 68°F1949: 48°F1950: 52°F1951: 41°F1952: 45°F1953: 50°F1954: 57°F1955: 41°F1956: 48°F1957: 44°F1958: 50°F1959: 71°F1960: 58°F1961: 57°F1962: 48°F1963: 56°F1964: 51°F1965: 55°F1966: 47°F1967: 59°F1968: 52°F1969: 55°F1970: 52°F1971: 70°F1972: 57°F1973: 48°F1974: 56°F1975: 52°F1976: 51°F1977: 54°F1978: 55°F1979: 43°F1980: 53°F1981: 54°F1982: 44°F1983: 52°F1984: 44°F1985: 69°F1986: 37°F1987: 66°F1988: 44°F1989: 68°F1990: 45°F1991: 59°F1992: 64°F1993: 49°F1994: 56°F1995: 51°F1996: 66°F1997: 50°F1998: 51°F1999: 62°F2000: 46°F2001: 68°F2002: 62°F2003: 53°F2004: 63°F2005: 58°F2006: 58°F2007: 66°F2008: 55°F2009: 59°F2010: 57°F2011: 60°F2012: 60°F2013: 48°F2014: 47°F2015: 71°F2016: 68°F2017: 52°F2018: 55°F2019: 53°F2020: 57°F2021: 59°F2022: 59°F2023: 65°F2024: 51°F2025: 43°F56° forecast354045505560657075188018901900191019201930194019501960197019801990200020102020
📖 Rochester's full Climate Almanac →

The Numbers

Forecast low · Sep 856°F
Coldest this date since2025
This-date record37°F
This-date rank#84 of 153
Coldest at any time since2026
All-time record-22°F (1934)
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

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

105 days
record run, ended Mar 19 1959

So far in 2026

79 days
days with a low ≤ 32°F this year

Climate Normals

Normal low & low by month, from Rochester's own 1991–2020 record. Today's normal low: 56°F · forecast is +0° 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 low 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 low

2026 So Far

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

Every Day Since 1872

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

Days Below the Mark

How many days a year hit a given low at Rochester — counted through Sep 8 each year, so you can see whether 2026 is running cold. Pick a threshold:
79 days ≤32°F so far in 2026 — tied for the 131st most in 155 years. Normal for this point: 88. Record: 105 in 1883.

Share Card

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