Monthly Climatological Summary for May 2026 Name: MONTREAL@ST.LEONARD City: MONTREAL State: QUEBEC- CANADA Elevation: 50 ft Lat: N 45° 35' 13" Lon: W 073° 35' 18" 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 ---------------------------------------------------------------------------------- 1 8.0 13.5 16:15 2.9 06:08 10.3 0.0 0.0 6.3 32.2 15:55 W 2 7.1 10.3 17:55 3.9 09:40 11.2 0.0 3.2 3.0 25.7 13:49 W 3 8.5 13.1 18:39 3.7 05:44 9.8 0.0 0.0 4.7 35.4 15:53 W 4 12.3 18.9 16:39 8.0 04:20 6.1 0.0 1.8 5.6 27.4 11:53 WSW 5 17.4 23.0 15:02 11.8 23:50 1.8 0.9 0.8 12.3 53.1 14:03 SW 6 8.5 11.8 00:00 6.4 09:38 9.8 0.0 6.6 4.2 29.0 00:00 WSW 7 9.1 12.0 16:35 6.2 07:45 9.2 0.0 0.0 11.4 45.1 12:25 W 8 9.4 12.7 16:33 6.3 04:05 8.9 0.0 0.2 5.5 33.8 15:13 WSW 9 11.9 18.3 15:34 5.4 05:56 6.4 0.0 0.0 9.7 48.3 20:11 SE 10 12.5 15.7 15:27 8.9 22:32 5.8 0.0 1.6 10.9 41.8 16:39 WSW 11 9.8 13.0 16:51 6.5 06:07 8.5 0.0 0.2 3.0 20.9 16:01 WNW 12 10.0 14.5 16:25 5.7 05:44 8.3 0.0 0.0 4.9 29.0 16:32 WNW 13 8.9 11.4 10:24 7.7 06:35 9.4 0.0 2.4 5.1 25.7 15:05 E 14 10.2 12.7 15:14 8.2 00:48 8.1 0.0 7.6 3.6 24.1 20:06 NNW 15 14.8 20.1 15:14 10.5 04:18 3.7 0.2 0.8 6.0 25.7 06:30 NNE 16 17.8 23.9 13:50 11.6 04:33 2.2 1.6 0.0 10.2 49.9 22:41 WSW 17 19.1 23.8 15:52 14.6 05:35 1.0 1.8 0.0 8.9 35.4 16:10 WNW 18 15.1 21.4 17:34 8.3 10:09 3.7 0.5 2.2 4.7 20.9 00:52 NE 19 23.5 29.0 17:01 15.6 03:41 0.4 5.6 0.0 8.4 43.5 08:45 WSW 20 20.9 25.2 00:00 12.2 23:58 0.6 3.2 0.0 14.6 49.9 09:49 W 21 11.0 17.3 19:02 5.8 05:36 7.3 0.0 0.0 5.0 27.4 01:06 NW 22 14.4 21.2 18:01 5.3 04:25 4.4 0.6 0.0 3.4 24.1 15:25 WSW 23 16.9 21.1 15:24 10.3 05:20 2.2 0.8 0.0 3.6 19.3 10:52 E 24 12.9 17.3 00:00 11.2 06:57 5.4 0.0 2.2 8.3 37.0 11:56 SE 25 15.6 21.3 17:44 11.9 03:19 3.1 0.5 12.6 5.9 35.4 17:32 WSW 26 21.7 29.3 15:44 13.7 05:21 1.1 4.6 0.0 12.3 56.3 19:25 WSW 27 20.2 23.2 00:09 17.1 07:55 0.1 2.0 0.0 5.4 25.7 00:08 NW 28 16.1 19.2 16:05 12.5 05:18 2.3 0.1 0.0 5.7 24.1 07:16 NW 29 13.6 16.9 09:45 8.3 21:28 4.7 0.0 29.0 4.2 43.5 23:02 N 30 13.5 19.7 19:13 8.9 01:50 4.9 0.1 2.4 9.2 43.5 01:49 NE 31 14.1 21.9 15:45 11.1 23:47 4.4 0.2 3.6 6.8 48.3 15:59 WSW ---------------------------------------------------------------------------------- 13.7 29.3 26 2.9 1 165.1 22.7 77.2 6.9 56.3 26 W Max >= 32.0: 0 Max <= 0.0: 0 Min <= 0.0: 0 Min <= -18.0: 0 Max Rain: 29.0 on day 29 Days of Rain: 16 (>= 0.1 mm) 4 (>= 5.0 mm) 1 (>= 20.0 mm) Heat Base: 18.3 Cool Base: 18.3 Method: Integration