NOAA-Style Climate Reports
Select a Year or Month report
2024: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2023: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2022: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2021: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2020: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2019: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2018: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2017: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2024: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2023: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2022: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2021: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2020: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2019: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2018: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2017: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Report for 2019 September
Monthly Climatological Summary for Sep 2019
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 65.3 71.3 16:40 60.2 06:09 1.4 1.7 0.44 0.0 4.0 05:12 ---
2 70.0 83.6 16:13 59.0 06:32 1.6 6.6 0.00 0.1 6.0 10:14 N
3 84.8 158.0 08:41 64.6 08:40 0.0 19.8 0.15 0.6 10.0 20:53 N
4 64.6 72.0 15:52 57.8 06:41 2.0 1.7 0.00 0.3 10.0 12:53 N
5 64.7 79.3 16:22 54.7 07:05 3.3 3.0 0.00 0.0 6.0 00:36 N
6 66.7 72.3 11:18 61.8 00:00 0.4 2.1 0.00 0.6 12.0 04:41 NNW
7 66.4 80.5 16:13 54.4 05:47 2.9 4.3 0.00 0.3 12.0 04:41 NW
8 62.6 67.7 16:42 59.9 23:03 2.6 0.1 0.11 0.0 8.0 07:06 N
9 67.1 76.4 17:46 60.4 00:00 1.4 3.5 0.03 0.0 5.0 08:10 N
10 77.2 89.3 14:00 67.9 04:50 0.0 12.2 0.00 0.2 10.0 15:00 N
11 78.2 90.5 15:18 70.5 06:29 0.0 13.2 0.00 0.2 10.0 07:01 N
12 73.0 85.4 15:21 66.1 09:47 0.0 8.0 0.14 0.0 7.0 08:14 N
13 69.4 76.3 00:59 60.3 23:57 0.5 5.0 0.71 0.6 12.0 09:07 NW
14 67.0 83.2 16:00 54.1 06:21 3.2 5.2 0.00 0.1 12.0 09:07 SE
15 68.6 79.6 15:36 62.6 05:45 0.6 4.2 0.73 0.1 9.0 07:26 SSE
16 71.2 81.1 15:31 64.9 22:13 0.0 6.2 0.00 0.0 5.0 01:42 WSW
17 71.3 85.2 16:16 64.3 23:55 0.1 6.4 0.00 0.0 5.0 06:14 N
18 70.3 85.1 15:34 59.6 07:04 1.1 6.4 0.00 0.1 5.0 06:14 NNE
19 70.9 84.4 15:26 58.0 07:11 1.2 7.1 0.00 0.0 6.0 12:44 N
20 74.2 87.4 16:18 65.7 05:06 0.0 9.2 0.01 0.0 6.0 04:44 N
21 72.0 78.4 13:02 69.0 04:48 0.0 6.6 0.39 0.3 8.0 02:56 SE
22 69.2 73.4 11:52 65.8 23:42 0.0 4.2 1.01 0.2 8.0 02:56 SSE
23 64.7 76.6 16:20 56.4 23:54 2.5 2.2 0.01 0.8 10.0 04:44 NW
24 65.6 81.2 14:36 53.4 04:44 3.7 4.3 0.00 0.3 10.0 04:44 SE
25 68.3 81.1 15:05 60.2 05:59 0.8 4.1 0.09 0.5 13.0 07:39 WNW
26 63.0 74.9 15:53 54.6 07:18 3.8 1.8 0.00 0.9 13.0 07:39 NW
27 61.8 67.3 19:48 54.3 02:04 3.4 0.2 1.09 0.2 12.0 05:53 SE
28 59.4 66.1 00:33 55.8 19:37 5.6 0.0 0.28 0.4 7.0 06:51 SSW
29 73.6 158.0 07:34 57.5 00:00 2.0 10.6 0.54 0.0 6.0 07:18 E
30 73.0 84.2 14:53 63.4 07:08 0.2 8.2 0.00 0.1 5.0 07:23 SSE
----------------------------------------------------------------------------------
69.1 158.0 3 53.4 24 44.3 168.1 5.73 0.2 13.0 25 NW
Max >= 80.0: 16
Max <= 25.2: 0
Min <= 32.0: 0
Min <= 0.0: 0
Max Rain: 1.09 on day 27
Days of Rain: 15 (>= 0.01 in) 11 (>= 0.10 in) 2 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration