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Butler County, OH

: September 2026 so far averaged 72°F in Butler County, OH, the warmest 1 to 29 September in the county average since 2019, 2nd warmest of 76 (county average from NOAA gridded data, 1951 to 2026).

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

High
77.4°F
Warmest since 2025
26th warmest of 76
Low
47.2°F
Coldest since 2022
33rd coldest of 76

No measurable precipitation in the county average of Butler County, OH for 5 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September low of the county average in Butler County, OH since 1951: 47.2°F in 2026; the lowest is 34.1°F, in 1951.
2022: 42.5°F1951: 34.1°F2026: 47.2°F 2026 47.2°F 1951 34.1°F since 2022 1951 2026
  • Normal range, 41.9 to 55°F
Every year as a table

Every 29 September high of the county average in Butler County, OH since 1951: 77.4°F in 2026; the highest is 92.6°F, in 1953.

YearHigh, °FLow, °F
202677.447.2
202588.456.3
202466.864.3
202373.959
202262.142.5
202183.455.6
202068.245.6
201990.264.9
201871.547.3
201774.646.6
201663.750.1
201581.160.6
201483.253.3
201380.450.5
201267.851.9
201164.150.5
201065.945.4
200963.951
200880.351.8
20077846.9
200661.542
200578.349.6
200476.249.7
200360.242.3
200274.852.6
200162.742.3
20006740.6
199984.559.5
199881.654.5
199779.550.1
199666.344.6
199580.647.9
199469.543.1
19936539.3
199272.338.8
199172.346.3
199081.858
198971.539.7
198880.751.6
198781.555
198689.368
198572.642
198461.140.7
19838048.5
198273.749.3
198167.638.5
198076.246.3
197970.356.2
197869.941.6
197772.244.9
197665.943.5
197570.742.1
197470.954
197385.168
197270.859.7
197186.266.4
197064.136.6
196970.240.9
196872.848.3
196747.640.5
196670.650.9
196576.648.6
196457.947.6
196372.347.3
196264.836.3
196168.936.5
196076.853.1
19598565.4
195867.341.5
195768.441.4
195676.143.8
195579.452.7
195486.561.3
195392.647.9
195284.751.2
195161.734.1

The month

August 2026 averaged 73.9°F in Butler County, OH, the warmest August in the county average since 2024, tied 41st warmest of 132 (with 2022, 1968 and 1944) (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 77.4°F averaged over Butler County, OH, the warmest 29 September in the county average since 2025, 26th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 47.2°F averaged over Butler County, OH, the coldest 29 September night in the county average since 2022, 33rd coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Cincinnati, OH 27.9 mi, the nearest city with its own station