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Report for 2018 January
Monthly Climatological Summary for Jan 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 -5.3 1.0 13:36 -10.1 07:18 70.3 0.0 0.00 1.3 11.0 07:45 W
2 -2.3 7.2 13:47 -10.8 08:15 67.3 0.0 0.00 0.9 11.0 04:13 S
3 11.9 16.9 13:36 3.1 23:57 53.1 0.0 0.00 1.9 15.0 05:12 W
4 3.8 11.4 12:47 -2.5 07:19 61.2 0.0 0.00 1.5 15.0 05:12 WNW
5 2.5 10.7 13:44 -3.2 07:24 62.5 0.0 0.00 1.2 13.0 10:42 WNW
6 4.8 17.1 14:00 -4.8 03:16 60.2 0.0 0.00 0.3 13.0 03:22 WNW
7 21.8 31.8 23:55 7.0 00:00 43.0 0.0 0.00 1.3 10.0 04:23 SSE
8 32.3 36.2 14:42 28.7 20:12 32.7 0.0 0.12 1.2 15.0 05:20 SW
9 29.1 34.6 14:37 25.3 04:13 35.9 0.0 0.05 0.1 13.0 00:49 ESE
10 42.3 53.9 23:42 29.8 00:00 22.7 0.0 0.14 1.7 13.0 13:09 SSE
11 46.6 57.0 15:36 20.5 23:40 18.4 0.0 0.55 2.3 16.0 16:51 SSW
12 19.2 21.7 11:25 12.8 23:57 45.8 0.0 0.00 2.9 17.0 20:23 NW
13 9.9 15.4 13:35 4.7 07:34 55.1 0.0 0.00 1.7 17.0 14:07 WNW
14 12.3 20.8 15:04 1.2 06:39 52.7 0.0 0.00 0.7 10.0 06:17 SE
15 15.3 23.2 11:05 6.5 23:59 49.7 0.0 0.00 0.9 10.0 08:22 SSW
16 13.3 23.3 14:20 3.9 02:37 51.7 0.0 0.01 1.3 11.0 02:50 W
17 11.5 20.4 13:50 2.3 06:50 53.5 0.0 0.00 1.0 11.0 02:50 SSW
18 23.3 30.9 13:57 14.3 07:41 41.7 0.0 0.05 1.7 11.0 03:11 S
19 32.8 38.9 13:18 25.3 04:34 32.2 0.0 0.10 1.8 11.0 03:11 S
20 38.1 45.4 13:49 30.4 07:27 26.9 0.0 0.02 0.7 9.0 05:35 S
21 41.3 46.6 22:05 37.9 06:31 20.1 0.0 0.03 0.0 6.0 02:03 E
22 46.7 53.4 15:24 34.9 23:59 18.2 0.0 0.90 1.0 10.0 13:14 SE
23 30.4 34.9 00:00 27.5 23:41 34.6 0.0 0.00 1.9 12.0 00:17 WNW
24 27.3 28.7 14:56 23.7 23:56 37.7 0.0 0.00 0.3 12.0 00:17 W
25 33.1 44.7 15:22 22.0 01:45 31.9 0.0 0.05 0.4 11.0 04:20 ESE
26 44.1 51.7 13:07 34.2 02:53 20.9 0.0 0.00 1.9 14.0 13:51 SSE
27 42.5 48.9 13:40 30.9 23:53 22.5 0.0 0.00 1.5 14.0 13:51 SW
28 33.5 45.7 13:16 27.8 05:00 31.5 0.0 0.00 0.5 14.0 05:54 N
29 23.7 29.3 00:00 14.3 23:59 41.3 0.0 0.00 1.8 14.0 10:51 WNW
30 22.5 30.8 13:36 11.5 06:51 42.5 0.0 0.00 0.9 14.0 03:31 SSE
31 35.8 41.9 13:10 29.9 00:00 29.2 0.0 0.00 1.7 13.0 10:34 S
----------------------------------------------------------------------------------
24.0 57.0 11 -10.8 2 1267.0 0.0 2.02 1.2 17.0 12 SW
Max >= 80.0: 0
Max <= 25.2: 12
Min <= 32.0: 28
Min <= 0.0: 5
Max Rain: 0.90 on day 22
Days of Rain: 11 (>= 0.01 in) 5 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration