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Oklahoma · THREADEX · 1893–2026

Stillwater, OK

36.162°N, 97.089°W · station SWOthr · 134 years of record
100°F
forecast high · Sep 1

7-Day Forecast

NWS NDFD forecast high temperature for Stillwater.
100°TUE9/199°WED9/298°THU9/398°FRI9/498°SAT9/598°SUN9/698°MON9/7

This Day in History

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

Ranks

#16 / 128
warmest Sep 1 in 128 yrs of record

Warmest Sep 1 ever

106°F
set in 1990

Coolest Sep 1 ever

71°F
set in 2003
Forecast high 100°F — 16th warmest Sep 1 of 128 years · record 106°F (1990) · warmest since 2021.
1894: 87°F1895: 79°F1896: 95°F1897: 93°F1898: 94°F1899: 96°F1900: 89°F1901: 94°F1902: 75°F1903: 86°F1904: 93°F1905: 97°F1906: 82°F1907: 97°F1908: 92°F1909: 93°F1910: 93°F1911: 92°F1912: 97°F1913: 98°F1914: 92°F1915: 80°F1916: 83°F1917: 93°F1918: 83°F1919: 80°F1920: 92°F1921: 91°F1922: 102°F1923: 91°F1924: 96°F1925: 96°F1926: 94°F1927: 87°F1928: 87°F1929: 97°F1930: 95°F1931: 92°F1932: 90°F1933: 89°F1934: 91°F1935: 87°F1936: 97°F1937: 92°F1938: 99°F1939: 105°F1940: 93°F1941: 97°F1942: 91°F1943: 94°F1944: 86°F1945: 101°F1948: 94°F1949: 82°F1950: 86°F1951: 104°F1952: 102°F1953: 93°F1954: 100°F1955: 87°F1956: 103°F1958: 96°F1959: 95°F1960: 92°F1961: 96°F1962: 84°F1963: 88°F1964: 93°F1965: 80°F1966: 84°F1967: 79°F1968: 82°F1969: 93°F1970: 95°F1971: 90°F1972: 77°F1973: 90°F1974: 90°F1975: 99°F1976: 85°F1977: 92°F1978: 90°F1979: 77°F1980: 99°F1981: 89°F1982: 101°F1983: 87°F1984: 102°F1985: 99°F1986: 72°F1987: 83°F1988: 84°F1989: 97°F1990: 106°F1991: 87°F1992: 85°F1993: 72°F1994: 75°F1995: 97°F1996: 88°F1997: 88°F1998: 102°F1999: 99°F2000: 106°F2001: 94°F2002: 93°F2003: 71°F2004: 90°F2005: 94°F2006: 91°F2008: 94°F2009: 81°F2010: 92°F2011: 105°F2012: 95°F2013: 95°F2014: 100°F2015: 94°F2016: 90°F2017: 86°F2018: 95°F2019: 90°F2020: 99°F2021: 101°F2022: 84°F2023: 96°F2024: 92°F2025: 85°F100° forecast7075808590951001051101900191019201930194019501960197019801990200020102020
📖 Stillwater's full Climate Almanac →

The Numbers

Forecast high · Sep 1100°F
Hottest this date since2021
This-date record106°F
This-date rank#16 of 128
Hottest at any time since2026
All-time record115°F (1936)
Odds to tie/break0.0% (daily)
Period of record1893–2026

Record Book

The hottest and coldest ever recorded at Stillwater in each calendar month, and for the whole 1893–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan82°FJan 28, 2015-12°FJan 12, 1918
Feb92°FFeb 23, 1996-21°FFeb 10, 2011
Mar98°FMar 19, 1907-5°FMar 12, 1948
Apr104°FApr 13, 197216°FApr 3, 1936
May101°FMay 31, 198529°FMay 1, 1903
Jun106°FJun 22, 193643°FJun 5, 1919
Jul113°FJul 18, 193650°FJul 22, 1894
Aug115°FAug 11, 193643°FAug 31, 1915
Sep110°FSep 2, 193931°FSep 30, 1984
Oct99°FOct 3, 189812°FOct 30, 1917
Nov90°FNov 7, 20237°FNov 17, 1894
Dec85°FDec 27, 2025-15°FDec 23, 1989
All-time115°FAug 11, 1936-21°FFeb 10, 2011

2026 Records So Far

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

Record Highs in 2026

6 broke
plus 1 tied — daily record highs set this year

Record Lows in 2026

0 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

89°F
record high minimum — the night it never cooled · Jun 27, 1894

Coldest high ever

0°F
record low maximum — the day it never warmed · Dec 23, 1990
MonthWarmest lowColdest high
Jan63°FJan 14, 19525°FJan 12, 1912
Feb65°FFeb 10, 19325°FFeb 15, 2021
Mar72°FMar 30, 196718°FMar 11, 1948
Apr75°FApr 5, 196736°FApr 8, 1938
May77°FMay 27, 191243°FMay 4, 1935
Jun89°FJun 27, 189460°FJun 9, 1913
Jul87°FJul 19, 193667°FJul 21, 1970
Aug88°FAug 2, 201266°FAug 20, 1950
Sep82°FSep 8, 189648°FSep 29, 1945
Oct78°FOct 1, 192634°FOct 27, 2020
Nov69°FNov 1, 198224°FNov 29, 1897
Dec65°FDec 29, 19840°FDec 23, 1990
All-time89°FJun 27, 18940°FDec 23, 1990

Hot Streaks

Current run

8 days
consecutive days with a high ≥ 90°F

Longest ever

96 days
record run, ended Sep 3 2011

So far in 2026

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

Climate Normals

Normal high & low by month, from Stillwater's own 1991–2020 record. Today's normal high: 92°F · forecast is +8° vs normal.
Jan: 50°FJan: 26°FFeb: 54°FFeb: 29°FMar: 64°FMar: 39°FApr: 72°FApr: 47°FMay: 80°FMay: 57°FJun: 89°FJun: 67°FJul: 94°FJul: 71°FAug: 94°FAug: 69°FSep: 85°FSep: 61°FOct: 74°FOct: 48°FNov: 62°FNov: 37°FDec: 51°FDec: 28°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise6:00 AM
Sunset6:56 PM
Solar noon12:28 PM
Daylight12h 57m · losing 15 min/wk
Local standard time (no DST), level horizon.

Location

36.16°N, 97.09°W

Nearby Stations

Oklahoma City, OK60 mi SWTulsa, OK67 mi EWichita, KS104 mi NLawton, OK133 mi SWFort Smith, AR163 mi EWichita Falls, TX170 mi SW

The Last 6 Weeks

Stillwater'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.
Stillwater, OK — last six weeks of daily high

2026 So Far

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

Every Day Since 1893

Each cell is one day's high at Stillwater, coloured by temperature — 134 years of record, so heat waves read as warm streaks and cold snaps as blue.
Stillwater, OK daily high heat map 1893–2026

Days Above the Mark

How many days a year hit a given high at Stillwater — counted through Sep 1 each year, so you can see whether 2026 is running hot. Pick a threshold:
77 days ≥90°F so far in 2026 — tied for the 18th most in 134 years. Normal for this point: 62. Record: 103 in 2011.

Share Card

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