MONTHLY CLIMATOLOGICAL SUMMARY for Sep 2025 NAME: DSP Cafe, Mt John Observatory, Tekapo ELEV: 1029 meters LAT: 43-59.11 S LONG: 170-27.85 E TEMPERATURE (°C), RAIN (mm), WIND SPEED (km/h) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR --------------------------------------------------------------------------------------- 01 4.4 8.7 15:26 0.6 01:50 13.9 0.0 2.7 39.5 115.6 11:44 286 02 4.4 7.4 11:36 1.9 23:57 14.0 0.0 0.0 23.8 90.0 06:38 255 03 4.5 10.2 16:59 0.4 03:05 13.8 0.0 0.0 10.7 42.8 18:38 359 04 8.0 13.4 13:15 4.1 00:02 10.4 0.0 0.5 29.6 108.7 23:58 317 05 3.2 6.8 00:00 -0.2 23:45 15.2 0.0 16.4 35.6 97.6 11:43 333 06 2.0 5.4 16:19 -0.8 03:56 16.4 0.0 0.0 22.3 86.8 22:41 290 07 2.6 5.4 15:15 -0.2 06:11 15.7 0.0 0.5 22.9 107.3 03:09 232 08 3.3 9.7 15:21 -1.8 07:01 15.0 0.0 0.0 9.6 41.4 21:31 354 09 5.9 11.6 15:15 2.2 03:26 12.4 0.0 0.0 35.9 126.7 20:06 357 10 2.5 8.0 00:10 -2.5 20:14 15.9 0.0 0.2 29.4 88.2 07:16 310 11 2.3 6.8 14:38 -2.4 01:16 16.1 0.0 0.0 15.6 62.3 15:20 313 12 5.1 10.4 11:42 0.8 07:18 13.2 0.0 0.2 23.4 90.7 12:35 287 13 5.0 8.3 15:45 0.2 05:53 13.3 0.0 2.5 41.3 105.8 01:23 275 14 4.8 8.5 16:42 1.4 03:57 13.6 0.0 0.0 14.6 62.6 12:28 218 15 8.3 12.1 12:12 3.1 04:29 10.1 0.0 0.4 30.0 118.1 16:23 290 16 11.0 15.2 14:06 7.6 05:08 7.3 0.0 0.2 31.5 100.4 22:01 285 17 9.5 14.5 08:17 5.0 21:03 8.8 0.0 12.7 46.9 146.5 03:25 308 18 4.7 9.7 13:51 -2.1 23:04 13.7 0.0 2.8 35.1 95.4 02:36 279 19 1.7 7.4 14:15 -3.0 06:31 16.6 0.0 0.0 12.5 46.8 00:09 160 20 5.5 8.2 11:09 3.3 05:34 12.8 0.0 0.0 35.4 164.9 23:16 352 21 6.8 13.0 15:51 2.9 00:57 11.6 0.0 30.8 50.4 156.2 00:24 327 22 8.4 12.9 15:22 4.1 06:34 10.0 0.0 0.0 21.1 73.1 22:50 346 23 6.9 10.2 02:18 4.1 21:58 11.4 0.0 0.2 20.1 87.1 01:39 3 24 5.6 10.9 14:55 2.1 05:05 12.7 0.0 0.0 16.8 96.1 16:22 297 25 4.8 7.5 12:37 2.0 07:56 13.5 0.0 0.2 40.0 103.7 23:48 312 26 0.8 5.1 13:23 -1.2 04:32 17.5 0.0 0.3 35.5 118.1 00:36 318 27 4.0 8.4 22:17 0.3 00:59 14.4 0.0 0.5 26.6 78.5 17:42 328 28 8.7 14.6 13:01 2.4 22:00 9.6 0.0 7.5 39.9 162.0 18:33 311 29 4.6 8.0 16:16 2.0 21:17 13.7 0.0 3.7 27.8 77.4 05:43 285 30 4.7 8.4 15:01 1.0 02:06 13.7 0.0 3.0 41.6 130.3 20:24 289 --------------------------------------------------------------------------------------- 5.1 15.2 16 -3.0 19 396.2 0.0 85.3 28.8 164.9 20 307