MONTHLY CLIMATOLOGICAL SUMMARY for SEP. 2026 NAME: MeteoWesterlo CITY: STATE: ELEV: 22 m LAT: 51° 08' 05" N LONG: 4° 54' 08" E TEMPERATURE (°C), RAIN (mm), WIND SPEED (km/hr) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 18.4 23.2 15:40 15.3 5:40 1.2 1.2 0.0 5.1 27.4 14:10 N 2 17.7 23.1 15:20 12.2 7:20 1.9 1.2 0.0 5.1 29.0 16:10 N 3 20.4 23.2 15:40 18.2 0:10 0.0 2.1 1.2 10.8 35.4 17:10 SW 4 19.9 23.8 11:30 16.3 00:00 0.2 1.8 6.0 11.1 45.1 11:40 N 5 16.9 22.8 15:20 12.4 00:00 2.4 1.0 0.2 6.0 33.8 14:10 SW 6 17.9 26.0 17:00 9.4 6:00 3.0 2.6 0.0 2.3 22.5 11:50 N 7 22.2 30.0 14:40 14.9 6:00 0.6 4.4 0.0 5.5 35.4 14:50 N 8 19.9 25.3 15:40 14.0 00:00 0.3 1.8 2.4 9.8 54.7 21:10 N 9 14.6 18.6 12:20 12.1 7:40 3.7 0.0 4.6 6.4 35.4 12:50 N 10 15.7 22.4 16:40 9.7 6:30 3.4 0.7 0.2 2.3 22.5 15:40 N 11 15.1 19.4 17:00 11.5 6:30 3.4 0.1 0.8 2.9 25.7 10:30 N 12 17.3 23.1 17:20 10.9 5:30 2.6 1.5 0.0 5.5 32.2 14:30 N 13 17.7 19.8 16:30 16.1 3:00 0.8 0.2 16.2 3.9 19.3 14:20 SW 14 19.7 24.8 16:40 17.5 1:20 0.2 1.5 0.2 3.2 25.7 15:30 SW 15 21.0 30.1 15:20 14.4 6:30 1.0 3.6 0.0 4.8 32.2 14:40 WNW 16 17.2 20.6 12:00 13.7 23:50 1.6 0.3 3.4 4.5 41.8 12:30 W 17 15.6 19.4 12:40 12.6 4:00 2.9 0.1 0.0 10.3 40.2 12:50 SSW 18 16.5 21.3 15:40 12.7 8:20 2.3 0.4 0.0 7.6 32.2 13:50 SW 19 18.4 21.6 15:10 15.7 7:30 0.9 0.9 0.0 13.5 43.5 18:50 SW 20 16.7 19.1 0:10 10.3 00:00 1.7 0.1 7.6 7.7 33.8 16:20 SW 21 14.3 21.1 16:50 8.6 4:30 4.5 0.5 0.0 3.4 25.7 15:50 WNW 22 14.5 19.6 16:10 8.6 5:40 4.0 0.2 0.0 1.9 14.5 14:20 N 23 17.2 23.6 15:20 10.3 7:50 2.3 1.2 0.0 2.9 22.5 14:10 SE 24 15.2 19.6 16:20 10.9 8:00 3.2 0.1 0.0 1.9 17.7 1:20 WNW 25 15.7 26.3 17:10 7.9 6:20 4.4 1.8 0.0 2.3 19.3 14:40 SSW 26 15.6 19.9 17:10 10.5 7:40 3.1 0.3 0.0 3.4 20.9 11:10 N 27 17.0 25.8 16:30 10.2 8:10 2.9 1.6 0.0 3.1 22.5 15:30 N 28 17.3 20.6 15:20 13.7 4:20 1.6 0.6 0.2 3.1 17.7 20:30 N 29 21.2 30.9 16:10 15.8 8:20 0.7 3.6 0.0 4.5 32.2 15:50 N 30 21.4 26.3 14:50 17.6 8:10 0.1 3.1 1.4 2.9 27.4 11:50 SE ------------------------------------------------------------------------------------- 17.6 30.9 29 7.9 25 60.7 38.5 44.4 5.3 54.7 8 N Max >= 32.0: 0 Max <= 0.0: 0 Min <= 0.0: 0 Min <= -18.0: 0 Max Rain: 16.21 ON 13/09/26 Days of Rain: 13 (> .2 mm) 6 (> 2 mm) 0 (> 20 mm) Heat Base: 18.3 Cool Base: 18.3 Method: Integration