Dunkirk Weather Forecast
- 68
- 87
Chance Rain Showers
- 68
- 88
Chance Thunderstorms
- 62
- 85
Partly Sunny
- 61
- 85
Mostly Sunny
- 62
- 86
Mostly Sunny
- 57
- 86
Mostly Sunny
Today 18 Aug Cass
Partly cloudy with a slight chance of Showers and Thunderstorms. Highs in the mid 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.
Tonight 18 Aug Cass
Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Humid with Lows in the upper 60s. Southeast Winds around 5 Mph. Chance of rain 40 percent.
Dunkirk Temperature Statistics
August Temperature
Logansport/Cass County Airport (3.1 miles)
Lowest 3 August, 2025
53.6 °FAverage August
72.9 °FHighest 16 August, 2025
89.6 °F
Climate (2020–Present)
Logansport/Cass County Airport (3.1 miles)
Average Low 2020–2025
41.9 °FAverage 2020–2025
51.1 °FAverage High 2020–2025
60.6 °F