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Wapello County, IA

: September 2026 so far averaged 70.9°F in Wapello County, IA, 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
77.8°F
Warmest since 2025
19th warmest of 76
Low
53°F
Warmest since 2025
25th warmest of 76

No measurable precipitation in the county average of Wapello County, IA for 1 day to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September high of the county average in Wapello County, IA since 1951: 77.8°F in 2026; the highest is 96.7°F, in 1953.
2025: 87.2°F1953: 96.7°F2026: 77.8°F 2026 77.8°F 1953 96.7°F since 2025 1951 2026
  • Normal range, 59.8 to 81.1°F
Every year as a table

Every 29 September low of the county average in Wapello County, IA since 1951: 53°F in 2026; the lowest is 29.6°F, in 1984.

YearHigh, °FLow, °F
202677.853
202587.257.4
202483.654.9
20237755.8
20226434.5
202186.158.9
202061.646.9
20196557.4
201853.243.8
201775.746.9
201664.348.8
201582.558.4
201482.455.1
201370.843.7
201272.740
201174.754.8
201073.648.4
20096445
200874.256.4
200775.348.6
200660.942.8
200563.237.4
200469.239.6
200357.633.9
200281.150.2
200168.341.8
200075.148.4
199959.843.7
199881.459.6
199777.354
199668.546.3
199579.849.8
199472.143.1
199366.136.3
199259.836.1
199171.741.2
199075.250.6
19897641.8
198872.461.3
198772.654.8
198680.663.4
198561.446.8
198456.329.6
198384.658.2
198279.857.8
198169.941
198075.447.6
197983.753.6
197869.742.6
197772.747.5
197661.249.5
197565.749.7
197465.238.4
197373.258.9
197272.540.1
197187.361.3
197073.741.7
196976.549.7
196869.849.5
196758.834
196668.346.6
196576.754.1
196465.235.9
19637645.8
196269.738.8
196163.436.4
196069.245.4
195964.942.2
195871.543.1
195769.434.9
195683.452.6
195578.454.1
195480.260.9
195396.761.7
19528854.4
19515934.4

The month

August 2026 averaged 73.6°F in Wapello County, IA, the warmest August in the county average since 2022, tied 51st warmest of 132 (with 2005, 1991 and 1895) (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 77.8°F averaged over Wapello County, IA, the warmest 29 September in the county average since 2025, 19th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 53°F averaged over Wapello County, IA, the warmest 29 September night in the county average since 2025, 25th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Cedar Rapids, IA 68.7 mi, the nearest city with its own station