CLIMATOLOGICAL SUMMARY for year 2021 NAME: Royston, Hertfordshire ELEV: 80 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 ------------------------------------------------------------------------------------------------ 2021 01 5.8 1.5 3.6 457.2 0.0 12.3 28 -2.6 25 0 0 10 0 2021 02 8.6 2.8 5.7 354.6 0.0 17.2 24 -4.2 11 0 1 7 0 2021 03 11.2 4.3 7.5 336.0 0.0 24.3 30 -1.1 06 0 0 1 0 2021 04 12.7 2.3 7.2 333.6 0.0 18.1 19 -1.9 07 0 0 4 0 2021 05 16.1 7.0 11.1 223.4 0.0 25.2 31 2.0 01 0 0 0 0 2021 06 21.7 12.8 17.1 55.7 18.8 28.8 13 6.8 23 0 0 0 0 2021 07 24.0 14.0 18.6 24.8 31.7 32.0 18 9.2 01 3 0 0 0 2021 08 21.1 13.1 16.7 53.4 2.4 25.7 04 9.9 29 0 0 0 0 2021 09 21.6 12.9 16.8 58.2 13.0 30.6 07 7.3 30 1 0 0 0 2021 10 16.0 9.4 12.5 179.9 0.0 19.9 19 5.9 21 0 0 0 0 2021 11 10.5 5.3 7.8 315.3 0.0 15.8 09 -1.7 29 0 0 2 0 2021 12 9.0 5.0 7.1 349.6 0.0 15.1 30 -0.6 22 0 0 2 0 ------------------------------------------------------------------------------------------------ 14.9 7.6 11.0 2741.6 65.9 32.0 Jul -4.2 Feb 4 1 26 0 PRECIPITATION (mm) MAX ---DAYS OF RAIN--- OBS. OVER YR MO TOTAL DAY DATE 0.30 3.00 30.00 ------------------------------------------------ 2021 01 59.0 13.2 14 23 5 0 2021 02 24.2 7.0 04 9 3 0 2021 03 28.8 5.4 03 14 4 0 2021 04 2.8 1.8 09 2 0 0 2021 05 76.8 18.8 13 17 7 0 2021 06 32.2 15.2 18 12 3 0 2021 07 21.6 6.4 06 12 2 0 2021 08 28.8 6.4 09 11 3 0 2021 09 60.2 30.4 14 7 4 1 2021 10 66.4 15.4 21 14 6 0 2021 11 11.2 3.4 27 5 1 0 2021 12 38.2 6.4 26 19 4 0 ------------------------------------------------ 450.2 30.4 Sep 145 42 1 WIND SPEED (mph) DOM YR MO AVG HI DATE DIR ----------------------------------- 2021 01 4.7 31.0 19 254 2021 02 4.2 38.0 07 138 2021 03 5.0 41.0 11 256 2021 04 4.3 27.0 05 12 2021 05 4.2 39.0 04 239 2021 06 3.6 23.0 18 346 2021 07 3.3 26.0 06 273 2021 08 4.1 31.0 06 276 2021 09 3.2 26.0 27 235 2021 10 3.9 31.0 05 228 2021 11 4.5 35.0 27 268 2021 12 4.7 38.0 08 240 ----------------------------------- 4.1 41.0 Mar 258