Olean Weather Forecast
- 71
- 91
Chance Rain Showers
- 68
- 84
Rain Showers
- 62
- 82
Rain Showers
- 57
- 70
Chance Rain Showers
- 55
- 70
Partly Sunny
- 54
- 71
Mostly Sunny
- 55
- 73
Mostly Sunny
Today 20 Sep Miller
Mostly sunny. A slight chance of Showers and Thunderstorms in the morning. Hot with Highs around 90. Chance of rain 20 percent.
Tonight 20 Sep Miller
Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s.
Olean Temperature Statistics
September Temperature
Kaiser Lake Ozark, Lee C Fine Memorial Airport (21.1 miles)
Lowest 8 September, 2024
41 °FAverage September
68.9 °FHighest 5 September, 2024
89.1 °F
Climate (2019–Present)
Kaiser Lake Ozark, Lee C Fine Memorial Airport (21.1 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
46.7 °FAverage 2019–2024
57 °FAverage High 2019–2024
67.6 °F