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Oconto County, WI

: September 2026 so far averaged 61.5°F in Oconto County, WI, the warmest 1 to 29 September in the county average since 2024, 9th 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
73.5°F
Warmest since 2025
15th warmest of 76
Low
47°F
Warmest since 2024
16th warmest of 76

No measurable precipitation in the county average of Oconto County, WI for 9 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September low of the county average in Oconto County, WI since 1951: 47°F in 2026; the lowest is 26.5°F, in 1984.
2024: 50.4°F1984: 26.5°F2026: 47°F 2026 47°F 1984 26.5°F since 2024 1951 2026
  • Normal range, 31.5 to 49.8°F
Every year as a table

Every 29 September high of the county average in Oconto County, WI since 1951: 73.5°F in 2026; the highest is 79.7°F, in 2014.

YearHigh, °FLow, °F
202673.547
202576.642.6
202477.750.4
202367.648.1
202254.430
202169.441.6
202057.643.3
201960.446.3
201854.331.6
201769.447.2
201662.347.5
201576.349.7
201479.751.2
201374.443.7
201269.735.3
201167.944.5
201061.347.5
200953.944.7
200857.550.3
200769.341.3
200655.137
200561.337.8
200464.231
200349.529.9
200264.543.3
200159.334.6
200060.837.7
199955.941
199871.744.5
199768.653.5
19966043.4
199573.646.5
199459.139.1
199350.532.8
199251.929.3
199159.132.9
199065.146.6
198975.142.2
198853.945.8
198775.849.2
198676.155.6
198563.242.9
198449.326.5
198377.150.1
198264.149.2
198159.136.8
198062.542.7
197978.648.9
197861.237.9
197766.647.8
197664.931.5
197567.135.3
197455.639.9
197365.444.8
197260.334.7
197173.846.1
197065.833.9
196955.837.3
196864.139.6
196749.429.9
196659.342.8
196553.943.7
19645929.4
196357.439.9
196260.933.1
19615427.2
196057.539
195964.644.2
195864.939.2
19576730
195668.945.6
195570.643.8
195466.146.3
195374.844.5
195278.945.9
195152.728.3

The month

August 2026 averaged 66.8°F in Oconto County, WI, the warmest August in the county average since 2024, tied 42nd warmest of 132 (with 2006 and 1989) (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 73.5°F averaged over Oconto County, WI, the warmest 29 September in the county average since 2025, 15th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 47°F averaged over Oconto County, WI, the warmest 29 September night in the county average since 2024, 16th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Green Bay, WI 35.9 mi, the nearest city with its own station