CLIMATOLOGICAL SUMMARY for year 2013 NAME: Royston, Hertfordshire ELEV: 78 meters LAT: 52-03.15 N LONG: 000-01.35 W TEMPERATURE (C) HEAT COOL MAX MAX MIN MIN MEAN MEAN DEG DEG >= <= <= <= YR MO MAX MIN MEAN DAYS DAYS HI DAY LOW DAY 30 0 0 -20 ------------------------------------------------------------------------------------------------ 2013 01 5.4 1.4 3.4 462.1 0.0 13.7 29 -6.7 17 0 5 15 0 2013 02 5.3 0.6 2.8 435.3 0.0 10.2 16 -2.2 13 0 0 10 0 2013 03 5.6 -0.2 2.6 487.3 0.0 16.1 05 -3.4 12 0 0 17 0 2013 04 12.6 3.6 8.0 312.7 0.0 21.7 25 -3.4 02 0 0 6 0 2013 05 15.4 6.7 10.9 231.8 0.0 22.4 06 1.3 01 0 0 0 0 2013 06 19.0 10.1 14.3 123.5 1.7 25.2 19 5.6 04 0 0 0 0 2013 07 25.4 14.0 19.3 19.5 49.0 33.2 22 9.2 12 3 0 0 0 2013 08 23.0 13.7 18.0 26.6 15.8 33.1 01 9.7 08 1 0 0 0 2013 09 18.6 10.4 14.1 132.5 5.1 29.1 05 7.6 17 0 0 0 0 2013 10 15.6 9.8 12.6 177.6 0.0 20.6 04 5.6 30 0 0 0 0 2013 11 9.1 4.1 6.6 352.7 0.0 14.8 06 -0.7 20 0 0 2 0 2013 12 8.9 3.7 6.4 370.0 0.0 13.1 16 -0.7 11 0 0 1 0 ------------------------------------------------------------------------------------------------ 13.7 6.5 10.0 3131.5 71.6 33.2 Jul -6.7 Jan 4 5 51 0 PRECIPITATION (mm) MAX ---DAYS OF RAIN--- OBS. OVER YR MO TOTAL DAY DATE 0.30 3.00 30.00 ------------------------------------------------ 2013 01 12.4 3.2 09 7 1 0 2013 02 11.8 3.8 14 5 2 0 2013 03 29.0 8.2 17 12 3 0 2013 04 22.2 7.6 11 4 3 0 2013 05 44.4 11.2 28 12 4 0 2013 06 15.6 3.8 15 7 1 0 2013 07 48.6 22.0 23 8 4 0 2013 08 84.4 28.6 24 8 6 0 2013 09 50.8 14.0 13 12 6 0 2013 10 65.6 19.6 20 17 7 0 2013 11 51.0 11.0 08 15 8 0 2013 12 32.8 8.8 24 16 4 0 ------------------------------------------------ 468.6 28.6 Aug 123 49 0 WIND SPEED (mph) DOM YR MO AVG HI DATE DIR ----------------------------------- 2013 01 3.3 33.0 27 250 2013 02 4.1 31.0 04 350 2013 03 3.5 27.0 11 67 2013 04 4.1 33.0 18 291 2013 05 3.4 29.0 09 284 2013 06 3.6 28.0 23 304 2013 07 2.5 21.0 28 1 2013 08 2.7 24.0 17 268 2013 09 2.4 27.0 16 273 2013 10 3.4 39.0 28 257 2013 11 3.1 31.0 02 286 2013 12 3.8 39.0 05 235 ----------------------------------- 3.3 39.0 Oct 276