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Report for 2018 September
Monthly Climatological Summary for Sep 2018
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 75.0 86.8 16:39 69.7 05:24 0.0 10.0 0.59 0.1 6.0 17:08 SSE
2 79.8 91.8 15:35 71.1 06:33 0.0 14.8 0.00 0.3 6.0 06:53 SE
3 72.6 85.1 12:52 69.1 03:09 0.0 7.6 1.00 0.1 11.0 17:05 NNW
4 78.3 93.8 16:30 68.5 06:15 0.0 13.3 0.00 0.0 8.0 05:24 ESE
5 77.5 92.2 15:10 69.2 23:50 0.0 12.5 0.05 0.4 11.0 15:27 SSW
6 65.4 69.2 00:00 62.0 09:27 0.6 1.0 0.42 0.4 11.0 07:25 WSW
7 64.3 66.7 11:08 61.8 16:06 0.9 0.2 0.51 0.3 7.0 13:09 SSW
8 64.9 68.0 13:43 62.5 02:07 0.9 0.7 0.00 0.7 8.0 02:47 SE
9 63.5 71.4 15:36 58.2 06:38 2.7 1.2 0.00 0.6 8.0 02:47 S
10 64.4 75.3 14:43 55.6 06:33 3.4 2.8 0.00 0.2 8.0 05:01 WNW
11 66.7 85.9 16:31 52.9 06:41 3.7 5.5 0.00 0.0 5.0 01:19 N
12 69.1 87.0 16:02 57.1 06:40 2.0 6.1 0.00 0.0 4.0 05:01 ENE
13 67.8 86.2 16:35 55.3 06:25 2.8 5.6 0.00 0.0 4.0 03:25 NE
14 72.6 91.2 16:56 60.3 06:27 1.0 8.6 0.00 0.0 3.0 02:49 NE
15 72.8 87.0 15:05 62.5 06:00 0.4 8.2 0.00 0.2 5.0 04:56 S
16 76.1 92.7 16:13 66.2 05:00 0.0 11.1 0.00 0.1 5.0 04:56 ENE
17 77.0 92.5 16:31 65.3 06:32 0.0 12.0 0.00 0.1 5.0 03:31 WNW
18 71.2 79.8 12:30 66.3 23:55 0.0 6.2 0.00 0.2 9.0 04:57 NW
19 69.1 80.2 13:36 63.6 04:22 0.1 4.2 0.00 0.2 9.0 04:57 SSE
20 77.6 91.9 15:31 65.6 02:41 0.0 12.6 0.01 0.2 8.0 00:06 SE
21 71.7 80.9 00:00 55.9 23:58 1.1 7.8 0.00 1.5 15.0 03:47 WNW
22 57.6 70.3 15:49 50.7 06:09 7.9 0.5 0.00 0.4 15.0 03:47 ESE
23 59.6 76.7 16:04 46.6 06:46 7.5 2.1 0.00 0.2 7.0 02:12 E
24 63.9 70.9 13:58 53.6 06:44 3.3 2.2 0.00 0.2 5.0 06:07 ENE
25 70.0 84.8 15:50 61.8 23:30 0.3 5.3 0.19 0.5 17.0 09:16 WNW
26 57.4 68.8 15:19 48.2 06:57 7.8 0.3 0.00 1.0 17.0 09:16 NW
27 56.2 72.8 15:19 44.4 04:44 9.7 1.0 0.00 0.2 10.0 05:31 SE
28 52.2 59.5 12:17 45.2 22:34 12.8 0.0 0.07 0.3 10.0 06:33 WNW
29 49.1 57.7 15:25 37.9 07:18 15.9 0.0 0.03 0.0 10.0 06:33 NNE
30 57.8 66.2 15:17 51.5 00:00 7.3 0.0 0.02 0.1 4.0 01:58 NNE
----------------------------------------------------------------------------------
67.4 93.8 4 37.9 29 92.1 163.4 2.89 0.3 17.0 25 WSW
Max >= 80.0: 16
Max <= 25.2: 0
Min <= 32.0: 0
Min <= 0.0: 0
Max Rain: 1.00 on day 3
Days of Rain: 10 (>= 0.01 in) 5 (>= 0.10 in) 1 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration