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Sac County, IA

: September 2026 so far brought 7.04 in of precipitation in Sac County, IA, the wettest 1 to 29 September in the county average since 1978, 4th wettest 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
74.5°F
Warmest since 2025
26th warmest of 76
Low
57.7°F
Warmest since 1983
4th warmest of 76

No measurable precipitation in the county average of Sac County, IA 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 Sac County, IA since 1951: 57.7°F in 2026; the lowest is 28.1°F, in 1984.
1983: 60.1°F1984: 28.1°F2026: 57.7°F 2026 57.7°F 1984 28.1°F since 1983 1951 2026
  • Normal range, 34.5 to 52.8°F
Every year as a table

Every 29 September high of the county average in Sac County, IA since 1951: 74.5°F in 2026; the highest is 90.1°F, in 2021.

YearHigh, °FLow, °F
202674.557.7
202585.849.5
202487.351.5
202379.249.6
202265.933.9
202190.156.4
202060.740.7
201969.447
201853.239
201775.846.7
201662.743.6
20158153.3
201480.255.1
201365.443.9
201275.739
20118448.2
201074.148.8
200962.238.2
200871.150.5
20077541.1
200657.638.5
200559.534.6
200467.736.7
200357.533.1
200268.848.6
200175.341.1
200081.245.2
19996635.1
199883.354.6
199774.348.9
199666.842.4
199581.252.7
199471.541.4
199362.432.5
19925831.6
199170.735.7
199068.447.7
198978.546.1
198864.655.9
19877451.7
198679.154.6
198546.436.6
19845028.1
198381.260.1
198276.357.9
198175.141.5
198077.249.1
197972.843.6
197872.247.3
197770.148.9
197663.838.6
197567.938.3
197462.829.8
197363.655.6
197262.734.7
197175.947.5
197077.942.4
196975.649.8
196864.547.2
196763.929.1
196665.544.9
196571.748.8
196469.935.8
196368.640.1
196267.337.6
196160.941
196067.545.9
195954.435.2
19587348.1
195774.340.6
195670.639
19557254.3
195467.453.4
195385.258
195283.946.1
195158.938.7

The month

September 2026 so far averaged 67.5°F in Sac County, IA, the warmest 1 to 29 September in the county average since 2025, 8th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).

The month in words
  • August 2026 averaged 71.3°F in Sac County, IA, the warmest August in the county average since 2023, tied 56th warmest of 132 (with 1957 and 1898) (county average from NOAA's monthly county data, 1895 to 2026).
  • Tuesday 29 September 2026: a high of 74.5°F averaged over Sac County, IA, 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 57.7°F averaged over Sac County, IA, the warmest 29 September night in the county average since 1983, 4th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Spencer, IA 54.2 mi, the nearest city with its own station