Monthly Climatological Summary for Sep 2021 Name: South Rapid Foothills City: Rapid City State: SD Elevation: 3743 ft Lat: N 44° 01' 05" Lon: W 103° 14' 20" 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 ---------------------------------------------------------------------------------- 01 69.9 77.8 11:10 64.0 04:42 0.0 5.0 0.00 6.4 29.0 02:47 SSE 02 68.1 77.7 12:30 59.8 06:32 1.0 4.2 0.00 8.3 34.0 12:53 N 03 59.5 70.0 16:36 52.7 08:24 6.0 0.5 0.40 6.1 23.0 13:49 SSW 04 61.7 74.7 15:23 49.6 06:17 5.5 2.1 0.01 5.1 17.0 14:16 SW 05 70.6 84.2 15:17 57.2 05:45 1.8 7.4 0.00 7.8 18.0 02:15 WSW 06 77.9 94.8 14:14 64.7 01:24 0.0 12.9 0.00 9.6 40.0 14:14 W 07 68.1 77.1 16:07 56.8 06:52 1.2 4.4 0.00 8.1 28.0 13:37 NNW 08 65.4 77.0 14:37 54.2 06:15 2.9 3.3 0.00 6.9 19.0 04:02 WNW 09 72.5 86.6 13:06 54.4 04:49 1.6 9.2 0.00 5.9 21.0 14:29 WSW 10 77.8 93.7 15:14 63.5 06:44 0.1 12.8 0.00 8.3 24.0 14:43 SW 11 69.6 79.1 15:07 59.8 23:55 0.7 5.3 0.00 7.1 26.0 04:28 NNE 12 68.1 81.2 15:14 55.0 04:38 2.7 5.8 0.04 8.2 32.0 14:14 SSE 13 65.6 73.6 15:29 57.6 23:08 1.4 2.0 0.18 8.4 26.0 12:23 WNW 14 62.0 72.6 16:52 52.0 07:06 4.6 1.6 0.28 7.3 39.0 03:13 SW 15 70.3 85.0 15:21 54.9 02:25 2.5 7.8 0.00 5.3 17.0 12:20 S 16 65.7 74.5 15:38 47.3 23:53 2.7 3.4 0.00 11.2 46.0 19:11 NNW 17 58.2 69.7 15:59 45.1 06:35 7.4 0.6 0.00 9.0 36.0 16:10 SSW 18 77.9 92.5 15:39 57.7 00:40 0.9 13.8 0.00 9.9 36.0 20:28 WSW 19 73.6 87.9 14:40 50.0 22:51 2.3 10.9 0.10 13.2 53.0 02:18 W 20 51.9 60.9 13:57 45.5 22:39 13.0 0.0 0.10 7.8 35.0 15:42 NW 21 54.3 65.8 15:11 44.6 06:28 10.8 0.0 0.00 6.5 21.0 15:35 SW 22 65.7 80.0 14:35 51.3 03:50 4.3 5.1 0.00 8.9 25.0 15:34 SSW 23 67.6 78.0 14:49 57.8 06:04 1.5 4.1 0.00 11.1 36.0 10:04 NW 24 58.2 67.1 16:39 50.5 06:50 6.9 0.1 0.02 7.1 26.0 04:27 NNW 25 67.2 84.1 15:46 49.9 03:47 4.5 6.6 0.00 7.5 21.0 14:43 SW 26 74.3 87.4 15:10 61.8 01:08 0.3 9.5 0.00 10.4 24.0 13:35 WNW 27 74.9 90.2 15:01 60.4 05:51 0.6 10.6 0.00 8.3 20.0 06:00 W 28 77.5 90.8 14:26 65.5 02:39 0.0 12.5 0.00 9.7 33.0 13:45 S 29 54.5 72.1 00:18 49.3 20:58 10.9 0.4 0.09 11.7 34.0 11:50 NW 30 56.3 65.0 15:28 49.0 00:53 8.7 0.0 0.00 8.3 23.0 10:07 NW ---------------------------------------------------------------------------------- 66.8 94.8 6 44.6 21 106.8 161.9 1.22 8.3 53.0 19 W Max >= 90.0 5 Max <= 32.0 0 Min <= 32.0 0 Min <= 0.0 0 Max Rain: 0.40 on day 3 Days of Rain: 9 (>= 0.01 in) 5 (>= 0.10 in) 0 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration