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Minnesota · THREADEX · 1897–2026

International Falls, MN

48.559°N, 93.395°W · station INLthr · 130 years of record
49°F
forecast low · Sep 8

7-Day Forecast

NWS NDFD forecast low temperature for International Falls.
52°WED9/253°THU9/358°FRI9/460°SAT9/558°SUN9/651°MON9/749°TUE9/8

This Day in History

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

Ranks

#69 / 100
coldest Sep 8 in 100 yrs of record

Coldest Sep 8 ever

30°F
set in 1956

Mildest Sep 8 ever

73°F
set in 2002
Forecast low 49°F — 69th coldest Sep 8 of 100 years · record 30°F (1956) · coldest since 2025.
1897: 60°F1898: 36°F1906: 63°F1907: 55°F1908: 39°F1909: 53°F1910: 45°F1911: 37°F1912: 56°F1913: 35°F1914: 33°F1915: 56°F1916: 65°F1917: 48°F1918: 45°F1919: 51°F1920: 43°F1921: 44°F1922: 46°F1925: 41°F1926: 36°F1947: 52°F1948: 45°F1949: 33°F1950: 46°F1951: 45°F1952: 39°F1953: 43°F1954: 44°F1955: 44°F1956: 30°F1957: 39°F1958: 33°F1959: 42°F1960: 45°F1961: 57°F1962: 54°F1963: 51°F1964: 44°F1965: 36°F1966: 55°F1967: 48°F1968: 44°F1969: 41°F1970: 43°F1971: 47°F1972: 42°F1973: 43°F1974: 46°F1975: 32°F1976: 58°F1977: 51°F1978: 55°F1979: 39°F1980: 52°F1981: 49°F1982: 61°F1983: 59°F1984: 46°F1985: 54°F1986: 38°F1987: 41°F1988: 40°F1989: 44°F1990: 54°F1991: 61°F1992: 47°F1993: 40°F1994: 42°F1995: 30°F1996: 47°F1997: 51°F1998: 35°F1999: 49°F2000: 43°F2001: 52°F2002: 73°F2003: 49°F2004: 42°F2005: 36°F2006: 31°F2007: 40°F2008: 37°F2009: 54°F2010: 34°F2011: 44°F2012: 43°F2013: 47°F2014: 56°F2015: 42°F2016: 42°F2017: 33°F2018: 48°F2019: 42°F2020: 37°F2021: 52°F2022: 58°F2023: 41°F2024: 32°F2025: 39°F49° forecast303540455055606570751910192019501960197019801990200020102020
📖 International Falls's full Climate Almanac →

The Numbers

Forecast low · Sep 849°F
Coldest this date since2025
This-date record30°F
This-date rank#69 of 100
Coldest at any time since2026
All-time record-55°F (1909)
Odds to tie/break0.0% (daily)
Period of record1897–2026

Record Book

The hottest and coldest ever recorded at International Falls in each calendar month, and for the whole 1897–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan53°FJan 31, 2024-55°FJan 6, 1909
Feb58°FFeb 22, 2000-48°FFeb 8, 1909
Mar79°FMar 18, 2012-38°FMar 1, 1962
Apr93°FApr 27, 1952-14°FApr 3, 1954
May96°FMay 11, 20258°FMay 17, 1926
Jun101°FJun 27, 191223°FJun 1, 1964
Jul103°FJul 22, 192332°FJul 11, 1911
Aug96°FAug 9, 192027°FAug 31, 1906
Sep96°FSep 7, 190619°FSep 15, 2011
Oct88°FOct 5, 19632°FOct 30, 1988
Nov74°FNov 4, 2020-32°FNov 28, 1985
Dec56°FDec 1, 1962-41°FDec 19, 1955
All-time103°FJul 22, 1923-55°FJan 6, 1909

2026 Records So Far

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

Record Highs in 2026

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

Record Lows in 2026

3 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

79°F
record high minimum — the night it never cooled · Jul 16, 1898

Coldest high ever

-29°F
record low maximum — the day it never warmed · Jan 6, 1909
MonthWarmest lowColdest high
Jan34°FJan 9, 2002-29°FJan 6, 1909
Feb39°FFeb 26, 1958-25°FFeb 1, 1996
Mar60°FMar 19, 2012-9°FMar 1, 2014
Apr60°FApr 19, 19877°FApr 2, 1954
May70°FMay 12, 202526°FMay 2, 1967
Jun71°FJun 25, 200145°FJun 3, 1920
Jul79°FJul 16, 189853°FJul 2, 1992
Aug77°FAug 5, 200149°FAug 10, 2004
Sep73°FSep 8, 200235°FSep 25, 1926
Oct69°FOct 2, 202320°FOct 27, 1919
Nov53°FNov 8, 2020-12°FNov 30, 1919
Dec36°FDec 2, 1982-22°FDec 31, 1967
All-time79°FJul 16, 1898-29°FJan 6, 1909

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

175 days
record run, ended Apr 17 1996

So far in 2026

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

Climate Normals

Normal low & low by month, from International Falls's own 1991–2020 record. Today's normal low: 45°F · forecast is +4° vs normal.
Jan: 16°FJan: -5°FFeb: 22°FFeb: -2°FMar: 35°FMar: 12°FApr: 50°FApr: 27°FMay: 64°FMay: 39°FJun: 73°FJun: 49°FJul: 78°FJul: 53°FAug: 76°FAug: 50°FSep: 66°FSep: 43°FOct: 51°FOct: 32°FNov: 34°FNov: 19°FDec: 21°FDec: 3°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:30 AM
Sunset6:56 PM
Solar noon12:13 PM
Daylight13h 25m · losing 24 min/wk
Local standard time (no DST), level horizon.

Location

48.56°N, 93.39°W

Nearby Stations

Hibbing, MN85 mi SEDuluth, MN131 mi SEBrainerd, MN152 mi SGrand Forks, ND179 mi WAshland, WI180 mi SEFargo, ND194 mi SW

The Last 6 Weeks

International Falls'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.
International Falls, MN — last six weeks of daily low

2026 So Far

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

Every Day Since 1897

Each cell is one day's low at International Falls, coloured by temperature — 130 years of record, so heat waves read as warm streaks and cold snaps as blue.
International Falls, MN daily low heat map 1897–2026

Days Below the Mark

How many days a year hit a given low at International Falls — counted through Sep 8 each year, so you can see whether 2026 is running cold. Pick a threshold:
126 days ≤32°F so far in 2026 — tied for the 16th most in 130 years. Normal for this point: 92. Record: 137 in 1956.

Share Card

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