ANNUAL CLIMATOLOGICAL SUMMARY NAME: Chestnut House CITY: Wistow STATE: Cambs ELEV: 59 ft LAT: 52° 24' 00" N LONG: 0° 06' 00" W TEMPERATURE (°C), HEAT BASE 18.3, COOL BASE 18.3 DEP. HEAT COOL MEAN MEAN FROM DEG DEG MAX MAX MIN MIN YR MO MAX MIN MEAN NORM DAYS DAYS HI DATE LOW DATE >=32 <=0 <=0 <=-18 ------------------------------------------------------------------------------------ 09 1 5.3 0.0 2.7 0.0 468 0 9.4 12 -7.7 6 0 1 16 0 09 2 6.9 0.6 3.7 0.0 408 0 13.4 27 -7.4 7 0 0 14 0 09 3 11.8 1.3 6.5 0.0 364 0 16.1 16 -3.9 5 0 0 10 0 09 4 15.6 4.0 9.7 0.0 258 1 20.8 15 -1.8 5 0 0 2 0 09 5 18.3 6.7 12.6 0.0 184 8 24.0 29 1.2 4 0 0 0 0 09 6 21.2 9.1 15.2 0.0 120 28 30.2 30 2.3 4 0 0 0 0 09 7 23.2 11.6 17.1 0.0 76 38 29.9 2 7.2 31 0 0 0 0 09 8 24.0 12.3 17.8 0.0 63 46 29.6 19 6.3 22 0 0 0 0 09 9 20.0 9.6 14.7 0.0 118 10 27.0 8 3.3 27 0 0 0 0 09 10 15.9 7.3 11.4 0.0 215 0 19.9 6 0.5 9 0 0 0 0 09 11 11.7 5.6 8.6 0.0 292 0 16.2 1 1.5 30 0 0 0 0 09 12 5.3 0.2 2.9 0.0 477 0 12.1 6 -6.3 20 0 1 17 0 ------------------------------------------------------------------------------------ 15.0 5.7 10.3 0.0 3042 131 30.2 JUN -7.7 JAN 0 2 59 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 09 1 1.31 0.00 0.31 28 9 5 0 09 2 1.35 0.00 0.33 9 12 5 0 09 3 0.90 0.00 0.24 10 8 3 0 09 4 0.86 0.00 0.36 15 8 2 0 09 5 1.14 0.00 0.34 26 8 3 0 09 6 1.31 0.00 0.38 7 8 4 0 09 7 3.33 0.00 0.99 17 15 10 0 09 8 2.56 0.00 1.48 6 10 4 1 09 9 0.38 0.00 0.18 2 3 2 0 09 10 1.20 0.00 0.26 7 12 5 0 09 11 2.87 0.00 0.34 28 19 11 0 09 12 1.90 0.00 0.30 29 19 7 0 --------------------------------------------- 19.11 0.00 1.48 AUG 131 61 1 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 09 1 4.2 37.0 17 SSW 09 2 3.4 21.0 10 WSW 09 3 4.0 36.0 8 WSW 09 4 2.8 28.0 8 N 09 5 4.0 30.0 8 WSW 09 6 1.7 24.0 17 NE 09 7 3.5 26.0 18 SSW 09 8 3.7 31.0 20 SSW 09 9 4.0 36.0 3 W 09 10 3.2 37.0 3 E 09 11 6.7 40.0 18 SW 09 12 3.9 34.0 6 SSW --------------------------------- 3.8 40.0 NOV SSW