Mahaska Weather Forecast
- 57
- 82
Mostly Sunny
- 48
- 86
Mostly Sunny
- 54
- 81
Mostly Sunny
- 61
- 88
Chance Thunderstorms
- 58
- 92
Slight Chance Thunderstorms
- 62
- 91
Chance Thunderstorms
- 58
- 91
Rain Showers Likely
Today 11 May Washington
Sunny. Highs in the lower 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 11 May Washington
Mostly clear. Not as cool with Lows in the upper 50s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.
Mahaska Temperature Statistics
May Temperature
Hebron, Hebron Municipal Airport (16.2 miles)
Lowest 2 May, 2026
30 °FAverage May
58 °FHighest 4 May, 2026
85.5 °F
Climate (2021–Present)
Hebron, Hebron Municipal Airport (16.2 miles)
Average Low 2021–2026
42.6 °FAverage 2021–2026
54.5 °FAverage High 2021–2026
67 °F