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Custer County, OK

: September 2026 so far averaged 84.1°F in Custer 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
90°F
Warmest since 2023
13th warmest of 76
Low
64.6°F
Warmest since 2019
12th warmest of 76
Precipitation
0.03 in
Wettest since 2019
9th wettest of 76
Every 29 September low of the county average in Custer County, OK since 1951: 64.6°F in 2026; the lowest is 39°F, in 1984.
2019: 68.3°F1984: 39°F2026: 64.6°F 2026 64.6°F 1984 39°F since 2019 1951 2026
  • Normal range, 45.1 to 63.4°F
Every year as a table

Every 29 September high of the county average in Custer County, OK since 1951: 90°F in 2026; the highest is 98°F, in 1953.

YearHigh, °FLow, °F
20269064.6
202589.858.9
202488.454.5
202394.463
202287.453.3
202192.861.2
202072.445.2
201986.668.3
201882.253.7
201771.756.6
201685.351.1
201586.358.2
201484.958
201375.549
201275.159.9
201193.754.9
201082.650.2
200973.344
200886.552.7
200783.763.2
200671.146.2
200586.748.2
200480.354.4
20037551.5
200290.760
200180.851.6
200084.548.2
199958.243.8
199896.567.5
199779.852.3
19967744.1
199587.665.2
199495.357.7
199385.751.9
199278.645.9
199181.254.6
199077.159.7
198982.346.4
198882.951.3
198775.954.7
198682.164.9
198569.239.5
198451.939
198388.866.2
19829165.5
198193.262.8
198060.851.5
197988.454.9
197883.858.4
197786.666.7
197667.741.5
197581.947.5
197475.844.9
197369.850
19728355.5
197184.967.4
197074.356.3
196987.660.7
196881.753.4
19677542
196683.353.1
196580.560.4
19647447.7
196383.346.6
196277.857.6
196181.456.5
196086.358.4
195973.254.2
195875.256.9
195779.947.8
195691.964.9
195585.868.1
195492.366.7
19539860
195290.555.3
195177.457

The month

August 2026 averaged 87.5°F in Custer County, OK, the warmest August in the county average since 2011, 2nd 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 90°F averaged over Custer County, OK, the warmest 29 September in the county average since 2023, 13th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 64.6°F averaged over Custer County, OK, the warmest 29 September night in the county average since 2019, 12th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: 0.03 in of precipitation averaged over Custer County, OK, the wettest 29 September in the county average since 2019, tied 9th wettest of 76 (with 1980) (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Oklahoma City, OK 80.6 mi, the nearest city with its own station