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Wisconsin · THREADEX · 1872–2026

La Crosse, WI

43.879°N, 91.253°W · station LSEthr · 155 years of record
62°F
forecast low · Sep 8

7-Day Forecast

NWS NDFD forecast low temperature for La Crosse.
70°WED9/270°THU9/371°FRI9/470°SAT9/569°SUN9/665°MON9/762°TUE9/8

This Day in History

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

Ranks

#113 / 153
coldest Sep 8 in 153 yrs of record

Coldest Sep 8 ever

35°F
set in 1883

Mildest Sep 8 ever

74°F
set in 1960
Forecast low 62°F — 113th coldest Sep 8 of 153 years · record 35°F (1883) · coldest since 2025.
1873: 41°F1874: 72°F1875: 70°F1876: 59°F1877: 54°F1878: 72°F1879: 44°F1880: 49°F1881: 51°F1882: 62°F1883: 35°F1884: 67°F1885: 52°F1886: 59°F1887: 42°F1888: 51°F1889: 53°F1890: 45°F1891: 45°F1892: 54°F1893: 56°F1894: 63°F1895: 50°F1896: 47°F1897: 71°F1898: 48°F1899: 56°F1900: 62°F1901: 49°F1902: 51°F1903: 65°F1904: 56°F1905: 59°F1906: 65°F1907: 47°F1908: 47°F1909: 57°F1910: 52°F1911: 50°F1912: 60°F1913: 58°F1914: 47°F1915: 58°F1916: 59°F1917: 48°F1918: 48°F1919: 73°F1920: 49°F1921: 60°F1922: 66°F1923: 50°F1924: 51°F1925: 63°F1926: 58°F1927: 65°F1928: 54°F1929: 54°F1930: 49°F1931: 71°F1932: 43°F1933: 72°F1934: 45°F1935: 53°F1936: 65°F1937: 64°F1938: 60°F1939: 59°F1940: 64°F1941: 56°F1942: 62°F1943: 50°F1944: 45°F1945: 61°F1946: 53°F1947: 72°F1948: 64°F1949: 46°F1950: 52°F1951: 46°F1952: 46°F1953: 47°F1954: 54°F1955: 51°F1956: 40°F1957: 46°F1958: 45°F1959: 72°F1960: 74°F1961: 67°F1962: 58°F1963: 58°F1964: 63°F1965: 55°F1966: 50°F1967: 60°F1968: 42°F1969: 47°F1970: 57°F1971: 65°F1972: 59°F1973: 59°F1974: 51°F1975: 45°F1976: 68°F1977: 56°F1978: 73°F1979: 44°F1980: 65°F1981: 52°F1982: 55°F1983: 56°F1984: 64°F1985: 66°F1986: 45°F1987: 51°F1988: 51°F1989: 63°F1990: 63°F1991: 68°F1992: 54°F1993: 45°F1994: 60°F1995: 39°F1996: 62°F1997: 62°F1998: 47°F1999: 57°F2000: 55°F2001: 55°F2002: 63°F2003: 61°F2004: 50°F2005: 54°F2006: 57°F2007: 56°F2008: 53°F2009: 53°F2010: 48°F2011: 53°F2012: 53°F2013: 67°F2014: 55°F2015: 61°F2016: 69°F2017: 53°F2018: 54°F2019: 59°F2020: 54°F2021: 57°F2022: 65°F2023: 56°F2024: 40°F2025: 45°F62° forecast354045505560657075188018901900191019201930194019501960197019801990200020102020
📖 La Crosse's full Climate Almanac →

The Numbers

Forecast low · Sep 862°F
Coldest this date since2025
This-date record35°F
This-date rank#113 of 153
Coldest at any time since2026
All-time record-43°F (1873)
Odds to tie/break0.0% (daily)
Period of record1872–2026

Record Book

The hottest and coldest ever recorded at La Crosse in each calendar month, and for the whole 1872–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan58°FJan 30, 2025-43°FJan 18, 1873
Feb69°FFeb 27, 2024-36°FFeb 8, 1971
Mar86°FMar 28, 2025-28°FMar 1, 1962
Apr93°FApr 29, 19107°FApr 1, 1924
May107°FMay 31, 193426°FMay 2, 1911
Jun102°FJun 20, 193333°FJun 1, 1897
Jul108°FJul 14, 193644°FJul 4, 1967
Aug105°FAug 1, 198835°FAug 30, 1915
Sep101°FSep 6, 192224°FSep 30, 1899
Oct93°FOct 6, 19636°FOct 25, 1887
Nov80°FNov 1, 1933-21°FNov 29, 1875
Dec69°FDec 15, 2021-37°FDec 24, 1872
All-time108°FJul 14, 1936-43°FJan 18, 1873

2026 Records So Far

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

Record Highs in 2026

1 broke
plus 1 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 21, 1901

Coldest high ever

-18°F
record low maximum — the day it never warmed · Feb 8, 1899
MonthWarmest lowColdest high
Jan42°FJan 17, 1894-17°FJan 4, 1884
Feb48°FFeb 21, 1930-18°FFeb 8, 1899
Mar62°FMar 17, 20123°FMar 6, 1899
Apr69°FApr 19, 198522°FApr 1, 1899
May75°FMay 29, 200635°FMay 1, 1909
Jun81°FJun 30, 202647°FJun 2, 1945
Jul81°FJul 21, 190161°FJul 3, 1932
Aug79°FAug 24, 194856°FAug 4, 1915
Sep78°FSep 5, 202342°FSep 26, 1927
Oct72°FOct 4, 200526°FOct 28, 1925
Nov60°FNov 2, 19380°FNov 29, 1875
Dec51°FDec 2, 1982-18°FDec 23, 1983
All-time81°FJul 21, 1901-18°FFeb 8, 1899

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

137 days
record run, ended Mar 27 1881

So far in 2026

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

Climate Normals

Normal low & low by month, from La Crosse's own 1991–2020 record. Today's normal low: 56°F · forecast is +6° vs normal.
Jan: 26°FJan: 10°FFeb: 31°FFeb: 13°FMar: 44°FMar: 25°FApr: 59°FApr: 38°FMay: 71°FMay: 49°FJun: 81°FJun: 60°FJul: 85°FJul: 64°FAug: 82°FAug: 62°FSep: 75°FSep: 53°FOct: 61°FOct: 41°FNov: 45°FNov: 29°FDec: 32°FDec: 17°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:28 AM
Sunset6:41 PM
Solar noon12:05 PM
Daylight13h 13m · losing 20 min/wk
Local standard time (no DST), level horizon.

Location

43.88°N, 91.25°W

Nearby Stations

Rochester, MN61 mi WEau Claire, WI69 mi NDubuque, IA105 mi SWausau, WI108 mi NEWaterloo, IA108 mi SWMadison, WI108 mi E

The Last 6 Weeks

La Crosse'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.
La Crosse, WI — last six weeks of daily low

2026 So Far

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

Every Day Since 1872

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

Days Below the Mark

How many days a year hit a given low at La Crosse — counted through Sep 8 each year, so you can see whether 2026 is running cold. Pick a threshold:
85 days ≤32°F so far in 2026 — tied for the 122nd most in 155 years. Normal for this point: 90. Record: 108 in 1874.

Share Card

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