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Report for 2025 September
Monthly Climatological Summary for Sep 2025
Name: NapervilleWather.com City: Naperville State: IL
Elevation: 781 ft Lat: N 41° 47' 23" Lon: W 088° 07' 27"
Temperature (°F), Rain (in), Wind Speed (mph)
Heat Cool Avg
Mean Deg Deg Wind Dom
Day Temp High Time Low Time Days Days Rain Speed High Time Dir
----------------------------------------------------------------------------------
1 67.5 80.7 15:11 57.7 06:59 2.2 4.6 0.00 0.0 0.0 00:00 ---
2 67.5 81.9 15:27 56.3 06:12 2.6 5.1 0.00 0.0 0.0 00:00 ---
3 62.5 69.0 14:45 55.1 23:44 3.3 0.8 0.20 0.0 0.0 00:00 ---
----------------------------------------------------------------------------------
65.8 81.9 2 55.1 3 8.1 10.5 0.20 0.0 0.0 0 ---
Max >= 80.0: 2
Max <= 25.2: 0
Min <= 32.0: 0
Min <= 0.0: 0
Max Rain: 0.20 on day 3
Days of Rain: 1 (>= 0.01 in) 1 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration