MONTHLY CLIMATOLOGICAL SUMMARY for Sep 2025 NAME: CasCom - Yellowknife, NT ELEV: 620 feet LAT: 62-25.74 N LONG: 114-24.60 W TEMPERATURE (°C), RAIN (in), WIND SPEED (knots) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR --------------------------------------------------------------------------------------- 01 8.8 12.9 16:17 3.9 07:22 17.1 0.0 0.00 2.4 13.0 00:24 1 02 10.9 14.3 22:37 7.5 02:08 13.5 0.0 0.00 8.3 20.9 15:30 107 03 13.9 17.0 15:08 10.7 23:58 8.0 0.0 0.09 4.7 24.3 14:03 315 04 11.6 15.8 11:43 6.7 06:44 12.1 0.0 0.02 2.8 10.4 03:13 216 05 12.9 16.9 16:45 8.6 05:24 9.8 0.0 0.00 6.9 15.6 23:24 90 06 14.1 17.6 17:34 12.3 07:07 7.7 0.0 0.00 7.1 20.0 06:20 107 07 12.8 15.4 17:01 8.6 23:58 10.0 0.0 0.00 5.1 18.2 08:31 353 08 9.3 11.8 18:08 6.7 04:07 16.3 0.0 0.00 5.3 13.9 11:15 77 09 12.2 14.8 13:29 10.3 07:20 11.1 0.0 0.01 4.1 15.6 11:15 85 10 12.4 15.5 15:22 10.5 03:00 10.6 0.0 0.06 2.9 15.6 12:01 265 11 14.3 18.7 15:03 9.4 04:45 7.2 0.0 0.00 5.4 19.1 22:35 93 12 16.1 19.4 16:05 12.5 23:56 4.0 0.0 0.00 2.6 15.6 00:35 125 13 14.2 21.5 16:14 9.2 06:29 7.4 0.0 0.00 0.6 8.7 14:57 114 14 15.7 19.4 14:57 13.9 06:08 4.7 0.0 0.00 2.5 13.0 13:58 0 15 12.6 14.8 00:20 10.8 23:57 10.3 0.0 0.00 2.6 13.0 01:14 332 16 11.4 13.7 13:24 8.2 03:51 12.5 0.0 0.01 3.7 14.8 16:28 136 17 14.6 19.3 14:48 10.0 05:07 6.7 0.0 0.00 6.3 19.1 20:07 74 18 15.9 18.4 14:39 13.1 23:56 4.5 0.0 0.00 6.5 21.7 02:17 121 19 12.9 15.9 14:09 8.5 07:33 9.7 0.0 0.00 2.9 13.9 15:48 134 20 13.9 18.2 17:35 10.7 04:34 7.9 0.0 0.00 4.8 20.0 13:15 105 21 15.7 18.5 16:11 13.0 23:41 4.8 0.0 0.00 5.2 23.5 17:04 157 22 11.0 14.4 15:04 6.4 07:44 13.2 0.0 0.00 2.2 14.8 13:37 173 23 11.0 13.8 13:43 8.9 23:52 13.2 0.0 0.08 4.9 20.0 16:12 197 24 8.6 11.2 16:56 5.8 22:13 17.5 0.0 0.03 2.0 12.2 16:39 246 25 10.9 13.2 17:24 7.2 00:07 13.4 0.0 0.00 5.1 19.1 15:52 116 26 9.9 15.1 17:22 6.1 08:08 15.2 0.0 0.01 1.0 10.4 16:28 160 27 8.4 14.8 16:12 5.1 08:22 18.0 0.0 0.02 1.0 9.6 17:05 293 28 6.0 10.7 15:47 2.9 07:14 22.2 0.0 0.00 1.9 9.6 08:12 317 29 7.7 11.2 19:10 3.4 04:01 19.1 0.0 0.00 6.8 21.7 19:10 41 30 9.7 13.4 13:45 7.2 20:33 15.6 0.0 0.00 2.9 13.0 00:08 184 --------------------------------------------------------------------------------------- 12.0 21.5 13 2.9 28 342.9 0.0 0.33 4.0 24.3 03 99