MONTHLY CLIMATOLOGICAL SUMMARY for Apr 2011 NAME: Royston, Hertfordshire ELEV: 78 meters LAT: 52-03.15 N LONG: 000-01.35 W TEMPERATURE (C), RAIN (mm), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR --------------------------------------------------------------------------------------- 01 13.0 16.6 17:00 11.2 01:30 5.3 0.0 0.0 4.5 21.0 14:30 232 02 13.7 17.5 13:30 10.2 00:00 4.6 0.0 0.0 4.1 19.0 12:30 228 03 10.3 14.4 16:30 6.7 06:30 8.1 0.0 1.6 3.5 20.0 19:00 253 04 9.0 13.1 18:00 4.6 07:30 9.4 0.0 0.0 4.8 22.0 18:00 253 05 10.9 13.8 18:00 8.3 06:00 7.4 0.0 1.0 5.5 23.0 09:30 241 06 16.5 23.1 18:00 11.8 07:00 1.9 0.0 0.0 3.6 18.0 16:00 242 07 13.8 17.6 14:00 10.3 07:30 4.5 0.0 0.0 4.5 16.0 14:30 283 08 13.4 20.8 18:30 7.4 06:30 5.0 0.0 0.0 2.4 10.0 09:00 281 09 12.4 18.9 17:00 6.5 07:30 6.0 0.0 0.0 2.2 16.0 13:00 108 10 11.2 19.6 17:30 3.6 07:00 7.1 0.0 0.0 1.0 11.0 15:30 101 11 12.4 19.1 15:00 7.7 05:00 5.9 0.0 1.2 4.0 21.0 18:30 281 12 8.5 13.0 17:30 3.9 07:30 9.9 0.0 0.0 5.6 22.0 13:30 299 13 8.1 11.4 16:30 5.1 07:30 10.2 0.0 0.0 2.1 14.0 14:30 251 14 10.0 13.6 16:30 7.0 01:30 8.4 0.0 0.0 1.6 11.0 14:00 239 15 12.0 16.3 16:30 8.8 06:30 6.3 0.0 0.0 0.9 9.0 13:00 221 16 12.6 16.3 19:30 9.9 03:00 5.7 0.0 0.0 1.9 10.0 06:30 250 17 13.3 18.4 16:00 8.4 07:00 5.0 0.0 0.0 1.4 9.0 14:00 84 18 11.4 18.1 17:30 5.2 07:00 7.0 0.0 0.0 1.1 13.0 14:30 95 19 13.8 22.3 17:00 6.8 06:30 4.6 0.0 0.0 1.6 15.0 20:00 26 20 14.3 23.9 18:30 6.4 06:30 4.0 0.0 0.0 1.3 10.0 17:30 53 21 15.3 24.8 16:30 7.8 07:30 3.0 0.0 0.0 1.2 11.0 17:30 83 22 17.9 25.9 17:00 9.3 07:00 0.4 0.0 0.0 1.2 12.0 15:00 117 23 19.4 27.3 17:30 11.4 07:00 0.0 1.1 0.0 1.0 10.0 20:30 116 24 14.2 18.3 14:30 9.9 07:30 4.2 0.0 0.0 3.7 16.0 18:30 20 25 12.1 17.9 14:30 6.7 07:00 6.3 0.0 0.0 5.1 24.0 18:30 20 26 10.1 13.7 17:30 8.1 07:30 8.3 0.0 0.0 6.5 20.0 10:30 25 27 9.6 14.0 16:30 5.8 00:00 8.7 0.0 0.0 6.4 23.0 17:00 25 28 8.6 13.4 17:30 3.8 03:00 9.7 0.0 0.0 6.7 24.0 13:30 21 29 12.7 19.4 15:30 9.0 05:30 5.7 0.0 0.0 5.0 17.0 16:00 38 30 13.7 19.7 16:30 8.9 07:00 4.6 0.0 0.0 4.3 20.0 10:00 77 --------------------------------------------------------------------------------------- 12.5 27.3 23 3.6 10 177.1 1.1 3.8 3.3 24.0 25 328