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Report for 2025 December
MONTHLY CLIMATOLOGICAL SUMMARY for Dec 2025
NAME: Boulder Mountain - Posby Lake - Chinook Cove
ELEV: 723 meters LAT: 51-15.63 N LONG: 120-12.20 W
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 -3.5 -1.8 12:27 -5.1 08:32 21.9 0.0 0.2 0.0 6.8 08:21 300
02 -2.0 -0.5 12:58 -3.1 07:27 20.3 0.0 9.6 0.0 4.3 19:41 338
03 -0.7 0.2 11:19 -1.7 00:00 19.0 0.0 4.7 0.0 0.0 00:00 N/A
04 -0.2 1.2 15:23 -0.8 07:11 18.5 0.0 6.0 0.0 2.5 11:31 248
05 0.1 1.1 12:50 -0.2 23:13 18.2 0.0 3.8 0.0 3.6 09:21 197
06 0.1 1.7 14:05 -2.0 23:55 18.3 0.0 1.1 0.0 2.5 14:11 180
07 -0.2 2.3 12:21 -2.3 00:37 18.5 0.0 0.4 0.0 0.0 00:00 N/A
08 0.7 2.6 13:47 -1.0 02:09 17.7 0.0 0.0 0.0 0.0 00:00 N/A
09 1.4 4.9 04:04 -1.4 08:52 16.9 0.0 6.9 0.0 4.3 09:06 203
10 1.0 2.0 12:56 0.3 08:17 17.4 0.0 3.3 0.0 4.3 02:11 198
11 0.5 2.9 03:30 -1.0 22:18 17.8 0.0 0.7 0.0 7.6 03:36 305
12 -0.6 -0.2 11:43 -1.2 05:38 19.0 0.0 4.2 0.0 4.3 03:25 304
13 -0.4 2.0 20:56 -1.9 06:17 18.8 0.0 2.7 0.0 4.3 16:56 181
14 3.0 5.9 23:14 -0.5 01:59 15.4 0.0 0.0 0.1 5.0 22:25 188
15 6.8 12.3 14:17 1.4 23:56 11.5 0.0 0.0 0.3 12.6 14:20 181
16 1.3 5.2 13:45 -2.7 07:54 17.0 0.0 0.4 0.1 6.1 12:55 184
17 0.3 2.8 02:21 -2.8 21:12 18.0 0.0 2.9 0.1 16.6 05:25 306
18 -0.1 1.4 13:56 -2.7 01:29 18.4 0.0 2.5 0.1 12.6 23:16 201
19 -3.2 0.2 00:01 -6.1 23:57 21.5 0.0 0.7 0.0 8.3 01:20 313
20 -3.3 0.5 14:16 -6.4 00:07 21.6 0.0 0.0 0.0 1.8 10:21 187
21 -0.8 1.7 11:40 -3.7 01:43 19.2 0.0 0.0 0.0 6.1 23:35 186
22 -0.9 2.0 21:10 -5.6 08:01 19.2 0.0 0.0 0.2 10.1 23:15 187
23 -3.4 1.3 00:10 -5.7 08:27 21.7 0.0 0.0 0.0 6.1 00:00 185
24 -3.5 -2.2 16:55 -6.0 21:49 21.8 0.0 11.6 0.1 7.6 04:06 301
25 -5.1 -3.4 00:06 -8.7 08:21 23.4 0.0 1.3 0.0 0.0 00:01 N/A
26 -6.2 -2.8 11:46 -12.5 23:59 24.6 0.0 1.3 0.1 20.2 22:40 299
27 -16.1 -12.5 00:00 -18.0 08:58 34.4 0.0 0.2 0.4 24.8 01:20 305
28 -14.1 -10.3 23:56 -18.7 01:54 32.4 0.0 3.3 0.0 3.6 05:01 310
29 -8.4 -6.5 14:56 -10.6 02:03 26.8 0.0 0.7 0.0 0.0 00:01 N/A
30 -6.7 -2.7 10:00 -10.6 05:48 25.1 0.0 0.0 0.0 0.0 00:00 N/A
31 -4.7 -2.0 13:50 -6.5 22:51 23.1 0.0 0.0 0.0 0.0 00:00 N/A
---------------------------------------------------------------------------------------
-2.2 12.3 15 -18.7 28 637.4 0.0 68.7 0.1 24.8 27 237