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South Dakota · THREADEX · 1911–2026

Mobridge, SD

45.550°N, 100.409°W · station MBGthr · 116 years of record
56°F
forecast low · Sep 2

7-Day Forecast

NWS NDFD forecast low temperature for Mobridge.
56°WED9/264°THU9/363°FRI9/468°SAT9/564°SUN9/660°MON9/760°TUE9/8

This Day in History

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

Ranks

#65 / 106
coldest Sep 2 in 106 yrs of record

Coldest Sep 2 ever

39°F
set in 1974

Mildest Sep 2 ever

70°F
set in 1929
Forecast low 56°F — 65th coldest Sep 2 of 106 years · record 39°F (1974) · coldest since 2024.
1911: 54°F1912: 53°F1913: 55°F1914: 45°F1915: 60°F1916: 46°F1920: 48°F1927: 56°F1928: 45°F1929: 70°F1930: 47°F1931: 54°F1932: 44°F1933: 48°F1934: 44°F1935: 47°F1936: 70°F1937: 63°F1938: 52°F1939: 68°F1940: 58°F1941: 59°F1942: 49°F1943: 54°F1944: 41°F1945: 48°F1946: 40°F1947: 48°F1948: 46°F1949: 45°F1950: 51°F1951: 51°F1952: 43°F1953: 57°F1954: 49°F1955: 55°F1956: 40°F1957: 57°F1958: 58°F1959: 50°F1960: 57°F1961: 46°F1962: 54°F1963: 59°F1964: 62°F1965: 51°F1966: 51°F1967: 55°F1968: 47°F1969: 61°F1970: 64°F1971: 64°F1972: 46°F1973: 61°F1974: 39°F1975: 56°F1976: 58°F1977: 52°F1978: 60°F1979: 55°F1980: 53°F1981: 59°F1982: 52°F1983: 70°F1984: 48°F1985: 59°F1986: 56°F1987: 52°F1988: 51°F1989: 58°F1990: 63°F1991: 69°F1992: 58°F1993: 48°F1994: 47°F1995: 61°F1996: 65°F1997: 47°F1998: 55°F1999: 55°F2000: 50°F2001: 61°F2002: 52°F2003: 56°F2004: 56°F2005: 50°F2006: 52°F2007: 55°F2008: 55°F2009: 58°F2010: 54°F2011: 51°F2012: 65°F2013: 53°F2014: 47°F2015: 58°F2016: 65°F2017: 53°F2018: 53°F2019: 60°F2020: 55°F2021: 65°F2022: 55°F2023: 63°F2024: 48°F2025: 57°F56° forecast354045505560657019201930194019501960197019801990200020102020
📖 Mobridge's full Climate Almanac →

The Numbers

Forecast low · Sep 256°F
Coldest this date since2024
This-date record39°F
This-date rank#65 of 106
Coldest at any time since2026
All-time record-44°F (1929)
Odds to tie/break0.0% (daily)
Period of record1911–2026

Record Book

The hottest and coldest ever recorded at Mobridge in each calendar month, and for the whole 1911–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan64°FJan 20, 1964-42°FJan 13, 1912
Feb73°FFeb 27, 2016-44°FFeb 19, 1929
Mar85°FMar 20, 1911-26°FMar 1, 1919
Apr96°FApr 30, 1992-1°FApr 1, 1975
May108°FMay 28, 193415°FMay 3, 2005
Jun110°FJun 28, 193132°FJun 7, 1915
Jul116°FJul 16, 193638°FJul 5, 1915
Aug110°FAug 9, 194732°FAug 30, 1935
Sep107°FSep 5, 191317°FSep 27, 1928
Oct95°FOct 1, 1953-1°FOct 26, 2020
Nov80°FNov 2, 2022-20°FNov 26, 1985
Dec71°FDec 1, 2021-41°FDec 10, 1917
All-time116°FJul 16, 1936-44°FFeb 19, 1929

2026 Records So Far

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

Record Highs in 2026

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

Record Lows in 2026

3 broke
plus 1 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

90°F
record high minimum — the night it never cooled · Jun 20, 1911

Coldest high ever

-24°F
record low maximum — the day it never warmed · Jan 13, 1912
MonthWarmest lowColdest high
Jan39°FJan 12, 1928-24°FJan 13, 1912
Feb42°FFeb 28, 1932-19°FFeb 1, 1996
Mar50°FMar 25, 2007-1°FMar 1, 2014
Apr63°FApr 30, 195517°FApr 8, 1997
May77°FMay 30, 193432°FMay 1, 1967
Jun90°FJun 20, 191144°FJun 1, 1951
Jul84°FJul 28, 191158°FJul 18, 2000
Aug86°FAug 14, 191155°FAug 24, 1992
Sep77°FSep 19, 191438°FSep 24, 1984
Oct65°FOct 4, 193717°FOct 30, 1991
Nov50°FNov 3, 2024-3°FNov 27, 1985
Dec41°FDec 2, 1913-19°FDec 21, 1989
All-time90°FJun 20, 1911-24°FJan 13, 1912

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

157 days
record run, ended Apr 9 2023

So far in 2026

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

Climate Normals

Normal low & low by month, from Mobridge's own 1991–2020 record. Today's normal low: 55°F · forecast is +1° vs normal.
Jan: 26°FJan: 6°FFeb: 30°FFeb: 9°FMar: 43°FMar: 21°FApr: 57°FApr: 32°FMay: 69°FMay: 44°FJun: 79°FJun: 55°FJul: 86°FJul: 61°FAug: 85°FAug: 58°FSep: 75°FSep: 49°FOct: 59°FOct: 36°FNov: 43°FNov: 22°FDec: 30°FDec: 11°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:03 AM
Sunset6:20 PM
Solar noon11:41 AM
Daylight13h 17m · losing 21 min/wk
Local standard time (no DST), level horizon.

Location

45.55°N, 100.41°W

Nearby Stations

Bismarck, ND86 mi NAberdeen, SD96 mi EHuron, SD134 mi SESisseton, SD165 mi ERapid City, SD166 mi SWMitchell, SD169 mi SE

The Last 6 Weeks

Mobridge'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.
Mobridge, SD — last six weeks of daily low

2026 So Far

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

Every Day Since 1911

Each cell is one day's low at Mobridge, coloured by temperature — 116 years of record, so heat waves read as warm streaks and cold snaps as blue.
Mobridge, SD daily low heat map 1911–2026

Days Below the Mark

How many days a year hit a given low at Mobridge — counted through Sep 2 each year, so you can see whether 2026 is running cold. Pick a threshold:
114 days ≤32°F so far in 2026 — tied for the 7th most in 116 years. Normal for this point: 96. Record: 124 in 2013.

Share Card

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