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Seminole County, OK

: September 2026 so far averaged 84.4°F in Seminole County, OK, the warmest 1 to 29 September in the county average since the data begin in 1951 (county average from NOAA gridded data, 1951 to 2026).

Last updated . This page normally updates every day; the latest update is late.

High
89.5°F
Warmest since 2023
16th warmest of 76
Low
67.1°F
Warmest since 2019
7th warmest of 76

No measurable precipitation in the county average of Seminole County, OK for 2 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September low of the county average in Seminole County, OK since 1951: 67.1°F in 2026; the lowest is 40.7°F, in 1967.
2019: 73.2°F1967: 40.7°F2026: 67.1°F 2026 67.1°F 1967 40.7°F since 2019 1951 2026
  • Normal range, 46.3 to 64.2°F
Every year as a table

Every 29 September high of the county average in Seminole County, OK since 1951: 89.5°F in 2026; the highest is 99.6°F, in 1953.

YearHigh, °FLow, °F
202689.567.1
202588.558.1
202487.156.7
202394.164.3
202291.359.3
20219262
202074.146.8
201989.973.2
201873.355.9
201768.159.5
201686.352.6
20158558.3
201485.455.7
201377.950.9
201277.764
201192.651.6
20108349.6
200976.245.4
200885.353.2
200785.659.4
200674.245.8
200589.551.7
200481.853.9
200371.747.7
200290.861.3
200177.849.3
200083.248.6
199965.146.4
199892.666.6
199783.350.3
199673.444.1
19958665.6
199492.157.3
199384.254.4
199278.747
199179.449.8
199084.962
198978.946
198888.758.7
19877656.3
198687.569.3
198575.556.4
198457.744.9
198388.261.4
198286.565.4
198190.564.7
198060.252.3
197987.258.9
197889.457.3
197786.470.5
197668.848.1
197580.950.2
197473.743.7
197376.453.2
197287.362.3
197186.669
197076.853.3
196990.461.4
196883.755
196768.340.7
196681.455.8
196581.557.3
196471.551.1
19638350.7
196277.455
196179.561.2
196085.453.1
195984.957.9
195873.950.5
195778.349.5
195695.961.8
195590.771.2
195494.270.2
195399.665.2
195293.657.3
195175.455.1

The month

August 2026 averaged 88.4°F in Seminole County, OK, the warmest August in the county average since 2011, 3rd warmest of 132 (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 89.5°F averaged over Seminole County, OK, the warmest 29 September in the county average since 2023, tied 16th warmest of 76 (with 2005) (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 67.1°F averaged over Seminole County, OK, the warmest 29 September night in the county average since 2019, 7th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Oklahoma City, OK 58.5 mi, the nearest city with its own station