September weather in West Lafayette, OH
The average temperature in West Lafayette in September is 64.6°F (53.2°F–75.9°F). Average precipitation: 3.17 inches.
September is a fall month in West Lafayette, and is warmer than the annual average of 51.4°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
75.9°F
Avg Low
53.2°F
Precipitation
3.17 in
Daylight
12h 15m