Harrison Weather Forecast
- 61
- 79
Rain Showers Likely
- 53
- 80
Rain Showers
- 39
- 60
Partly Sunny
- 34
- 60
Sunny
- 39
- 67
Partly Sunny
- 43
- 72
Partly Sunny
Today 14 Oct Vigo
A chance of Thunderstorms. Showers likely Early, then a chance of Showers late. Not as warm with Highs in the upper 70s. West Winds around 5 Mph, becoming north late. Chance of rain 70 percent.
Tonight 14 Oct Vigo
Mostly cloudy with a slight chance of Showers and Thunderstorms late this Afternoon, then partly cloudy through the late overnight. Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms toward daybreak. Lows in the lower 60s. North Winds around 5 Mph, becoming northeast toward daybreak. Chance of rain 40 percent.
Harrison Temperature Statistics
October Temperature
Terre Haute Regional Airport (7.5 miles)
Lowest 4 October, 2026
43 °FAverage October
63.5 °FHighest 12 October, 2026
89.1 °F
Climate (2021–2026)
Terre Haute Regional Airport (7.5 miles)
Average Low 2021–2026
45.8 °FAverage 2021–2026
55.8 °FAverage High 2021–2026
65.7 °F