MONTHLY CLIMATOLOGICAL SUMMARY for Dec 2021 NAME: Royston, Hertfordshire ELEV: 80 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 7.0 10.7 00:55 1.7 23:52 11.3 0.0 0.4 9.8 30.0 09:03 280 02 1.9 4.3 13:30 0.6 08:05 16.5 0.0 0.2 6.4 19.0 05:55 285 03 5.3 8.4 13:19 1.4 03:17 13.0 0.0 0.2 3.8 25.0 07:46 223 04 5.3 6.9 12:48 3.7 03:28 13.1 0.0 0.8 8.6 30.0 20:00 257 05 4.8 6.8 13:48 3.0 00:00 13.5 0.0 1.8 7.7 23.0 00:34 314 06 3.7 6.6 15:25 2.0 05:56 14.6 0.0 0.4 4.7 21.0 19:28 240 07 4.1 7.0 14:22 1.3 07:05 14.2 0.0 5.0 5.0 26.0 14:07 168 08 5.5 6.8 14:17 4.6 06:23 12.8 0.0 0.6 7.3 38.0 11:05 227 09 5.3 6.7 13:35 3.7 07:44 13.0 0.0 4.8 5.4 24.0 01:04 226 10 4.9 6.8 01:07 2.3 00:00 13.5 0.0 1.8 9.1 31.0 03:11 288 11 5.8 10.8 23:55 2.3 00:05 12.5 0.0 1.2 5.1 18.0 20:37 228 12 11.7 12.8 13:39 10.7 00:00 6.6 0.0 1.0 4.0 16.0 08:53 220 13 10.3 11.4 11:51 9.2 22:15 8.1 0.0 0.0 3.8 17.0 04:29 198 14 10.9 12.3 13:02 9.0 01:05 7.5 0.0 0.0 4.1 16.0 05:25 222 15 11.4 12.8 13:10 10.0 04:07 6.9 0.0 0.0 4.5 17.0 02:43 243 16 10.7 11.5 12:18 9.5 23:37 7.6 0.0 0.0 2.0 10.0 07:49 257 17 6.7 9.5 00:00 4.7 10:31 11.6 0.0 0.0 1.5 13.0 23:53 57 18 7.3 7.9 13:51 5.4 23:52 11.1 0.0 0.2 2.3 12.0 01:56 78 19 4.1 5.8 21:07 2.0 13:10 14.2 0.0 0.6 2.3 11.0 14:58 19 20 5.2 5.7 13:35 4.6 10:40 13.1 0.0 0.2 1.8 11.0 11:15 53 21 3.7 5.7 14:38 -0.2 23:58 14.6 0.0 0.0 1.0 7.0 06:19 65 22 1.7 3.2 14:35 -0.6 00:59 16.6 0.0 0.2 2.7 16.0 21:19 135 23 7.2 10.8 20:02 2.9 00:00 11.2 0.0 0.4 4.1 17.0 23:38 214 24 7.8 9.2 12:59 6.4 08:38 10.5 0.0 4.2 3.1 14.0 00:00 194 25 5.5 7.3 01:03 4.2 19:50 12.8 0.0 2.8 5.7 21.0 07:21 88 26 6.0 7.4 18:36 4.2 01:07 12.4 0.0 6.4 3.5 21.0 01:43 121 27 8.5 10.0 20:04 6.9 00:00 9.8 0.0 1.4 2.9 16.0 14:59 130 28 9.1 9.8 06:05 8.3 11:20 9.2 0.0 1.0 7.4 29.0 08:42 265 29 10.1 14.4 13:47 6.1 04:14 8.2 0.0 0.8 5.4 30.0 14:10 226 30 14.1 15.1 11:45 13.3 00:05 4.2 0.0 0.0 6.1 23.0 21:18 222 31 13.0 14.2 15:33 11.7 21:13 5.3 0.0 1.8 5.6 24.0 01:43 225 --------------------------------------------------------------------------------------- 7.1 15.1 30 -0.6 22 349.6 0.0 38.2 4.7 38.0 08 240