Monthly Climatological Summary for Dec 2017 Name: PMTS2 City: Piedmont 1 NW State: SD Elevation: 3600 ft Lat: N 44° 14' 21" Lon: W 103° 24' 10" 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 37.7 52.5 12:30 28.2 21:25 27.3 0.0 0.00 1.4 15.0 11:45 NW 02 41.0 56.3 14:01 31.9 06:05 24.0 0.0 0.00 0.8 12.0 23:14 NE 03 47.6 62.7 12:20 35.7 03:07 17.4 0.0 0.02 2.3 29.0 20:16 W 04 26.4 36.5 00:00 21.4 11:30 38.5 0.0 0.20 13.4 43.0 09:55 NW 05 33.3 41.1 12:56 27.9 00:04 31.6 0.0 0.08 12.5 41.0 13:22 NW 06 23.2 31.7 00:21 16.3 15:04 41.7 0.0 0.15 10.8 34.0 00:33 NW 07 33.6 44.0 23:08 15.7 05:46 31.3 0.0 0.00 9.8 50.0 22:52 NW 08 43.2 46.3 13:05 37.8 23:59 21.7 0.0 0.00 13.7 41.0 05:53 NW 09 50.9 58.4 13:12 36.1 00:06 14.1 0.0 0.00 9.0 31.0 16:59 WNW 10 54.4 61.7 13:51 47.7 06:33 10.6 0.0 0.00 8.9 33.0 21:42 WNW 11 39.1 52.3 00:00 22.8 22:30 25.9 0.0 0.00 10.9 41.0 04:39 NW 12 40.2 65.5 12:15 23.3 00:02 24.7 0.0 0.00 5.2 38.0 21:09 NW 13 41.9 50.4 00:07 33.9 22:52 23.0 0.0 0.00 13.0 49.0 05:59 NW 14 31.1 38.3 02:35 21.9 20:46 33.9 0.0 0.00 8.1 36.0 02:33 NW 15 42.6 58.3 12:38 21.9 00:03 22.4 0.0 0.00 0.8 16.0 12:03 WNW 16 34.9 43.5 02:17 30.2 23:56 30.0 0.0 0.02 2.6 18.0 05:30 NNW 17 32.5 41.9 12:12 25.3 03:35 32.4 0.0 0.00 1.4 13.0 23:53 NW 18 45.4 57.5 12:39 31.2 06:34 19.5 0.0 0.00 4.3 25.0 13:21 WNW 19 30.5 36.3 00:00 22.4 23:43 34.4 0.0 0.00 2.5 14.0 13:56 ESE 20 28.3 40.1 15:00 20.9 23:59 36.6 0.0 0.00 2.9 28.0 22:15 NNW 21 13.8 20.9 00:00 7.2 20:21 51.2 0.0 0.02 3.2 24.0 03:30 NNW 22 17.3 23.9 12:44 9.0 23:57 47.7 0.0 0.00 3.3 19.0 09:54 NNW 23 7.2 14.4 12:46 -2.2 22:15 57.8 0.0 0.00 0.6 13.0 14:23 NNW 24 14.8 21.2 13:45 5.9 00:00 50.1 0.0 0.00 6.4 32.0 12:49 WNW 25 2.9 7.1 00:04 -4.1 05:46 51.8 0.0 0.01 1.0 13.0 16:19 N 26 -3.6 6.8 14:08 -10.7 07:37 65.6 0.0 0.00 0.1 5.0 10:54 E 27 7.5 29.7 21:59 -3.4 00:09 57.4 0.0 0.00 0.3 18.0 23:20 NNW 28 15.7 24.5 00:10 10.7 17:58 49.2 0.0 0.00 1.2 10.0 00:06 ESE 29 4.1 12.2 00:00 -1.4 23:47 60.8 0.0 0.06 3.5 20.0 15:13 N 30 -8.0 -1.4 00:00 -17.9 23:55 72.9 0.0 0.05 3.7 24.0 11:42 ESE 31 -10.5 -5.5 13:37 -17.7 00:00 75.4 0.0 0.00 0.2 5.0 11:32 E ---------------------------------------------------------------------------------- 26.4 65.5 12 -17.9 30 1180.9 0.0 0.61 5.1 50.0 7 NW Max >= 90.0 0 Max <= 32.0 12 Min <= 32.0 26 Min <= 0.0 7 Max Rain: 0.20 on day 4 Days of Rain: 9 (>= 0.01 in) 2 (>= 0.10 in) 0 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration