MONTHLY CLIMATOLOGICAL SUMMARY for December 2009 NAME: Weerstation Houten CITY: Houten STATE: Netherlands ELEV: 2 m LAT: 52° 01' 18" N LONG: 5° 11' 30" 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 4.6 8.8 13:10 1.4 20:37 13.8 0.0 0.0 1.7 14.5 13:10 ENE 2 3.9 6.3 20:15 0.7 05:39 14.5 0.0 2.8 8.1 38.6 12:04 SE 3 7.8 9.4 11:17 5.1 23:44 10.5 0.0 7.0 12.8 40.2 11:31 S 4 4.8 6.3 20:10 3.0 05:13 13.5 0.0 7.0 14.2 37.0 17:30 SSW 5 6.6 9.1 22:29 4.1 00:58 11.6 0.0 7.2 13.7 40.2 05:35 S 6 9.7 11.7 12:25 6.7 23:19 8.8 0.0 8.4 14.4 49.9 13:01 S 7 7.0 8.7 14:26 5.4 08:52 11.3 0.0 0.0 10.8 30.6 00:08 S 8 6.6 8.9 13:32 3.9 19:52 11.8 0.0 3.2 5.4 24.1 04:02 SW 9 6.6 8.9 16:06 3.9 03:56 11.1 0.0 3.2 6.6 29.0 06:14 S 10 9.1 9.2 20:48 9.0 22:47 1.2 0.0 0.0 10.3 27.4 22:06 NW 11 7.1 9.0 00:00 4.2 22:37 11.5 0.0 0.0 7.8 32.2 07:32 NNW 12 3.5 5.0 12:51 1.8 20:10 14.9 0.0 0.0 5.9 30.6 12:55 NNE 13 0.8 3.3 13:44 -1.3 23:52 17.4 0.0 0.0 4.7 24.1 00:10 NNE 14 -2.1 -0.8 14:14 -4.6 23:52 20.4 0.0 0.0 2.5 14.5 17:31 ENE 15 -3.4 1.2 14:04 -5.8 06:29 21.7 0.0 0.2 1.3 9.7 12:15 NE 16 -2.7 0.3 14:32 -6.8 02:59 21.1 0.0 0.0 5.6 25.7 14:10 SSW 17 -1.2 -0.4 12:00 -3.2 00:00 19.6 0.0 0.0 9.3 25.7 07:50 S 18 -3.5 -0.7 13:28 -6.7 07:04 21.7 0.0 0.6 6.1 27.4 00:50 N 19 -7.9 -3.7 00:00 -11.0 08:06 25.9 0.0 0.0 5.7 30.6 23:39 S 20 -2.6 0.3 17:18 -6.0 00:34 21.0 0.0 0.0 13.9 49.9 08:31 S 21 -2.6 -0.4 23:00 -4.6 08:45 20.9 0.0 0.0 7.3 27.4 01:39 SSW 22 0.6 2.0 12:23 -0.8 02:01 17.8 0.0 5.8 7.2 29.0 13:10 SSW 23 -0.3 0.8 11:39 -2.6 23:56 18.7 0.0 2.6 9.1 35.4 13:54 SSW 24 -1.3 1.2 16:44 -3.7 06:23 19.7 0.0 1.6 4.3 19.3 20:46 ESE 25 1.9 3.7 13:46 0.3 01:35 16.3 0.0 28.6 10.7 45.1 13:35 W 26 3.0 5.2 14:02 1.2 01:36 15.4 0.0 0.6 13.9 37.0 11:04 SSW 27 3.7 4.8 11:55 2.3 01:15 14.8 0.0 2.0 14.8 48.3 22:25 S 28 3.1 7.0 13:34 -1.2 22:08 15.3 0.0 1.0 3.8 24.1 02:35 N 29 0.4 1.6 14:24 -1.3 07:30 18.0 0.0 7.2 5.7 22.5 14:18 ENE 30 0.5 1.0 11:11 -0.3 21:39 17.8 0.0 4.0 7.9 24.1 09:08 ENE 31 -0.2 0.3 12:03 -0.6 06:29 18.7 0.0 0.0 9.3 32.2 23:43 NE ----------------------------------------------------------------------------------- 1.8 11.7 6 -11.0 19 496.7 0.0 93.0 8.2 49.9 20 S Max >= 32.0: 0 Max <= 0.0: 5 Min <= 0.0: 16 Min <= -18.0: 0 Max Rain: 28.60 ON 25-12-2009 Days of Rain: 18 (> .2 mm) 13 (> 2 mm) 1 (> 20 mm) Heat Base: 18.3 Cool Base: 18.3 Method: Integration