ANNUAL CLIMATOLOGICAL SUMMARY NAME: Old Windsor CITY: Berkshire STATE: UK ELEV: 60 ft LAT: 51° 27' 40" N LONG: 0° 34' 47" W TEMPERATURE (°F), HEAT BASE 64.9, COOL BASE 64.9 DEP. HEAT COOL MEAN MEAN FROM DEG DEG MAX MAX MIN MIN YR MO MAX MIN MEAN NORM DAYS DAYS HI DATE LOW DATE >=90 <=32 <=32 <=0 ------------------------------------------------------------------------------------ 08 1 50.2 39.5 45.3 6.3 608 0 58.1 20 29.5 6 0 0 3 0 08 2 51.2 32.4 41.9 2.9 667 0 58.4 24 20.2 17 0 0 15 0 08 3 51.8 37.6 44.5 2.1 630 0 60.4 30 26.0 5 0 0 4 0 08 4 58.0 39.2 48.3 1.9 500 2 73.2 26 26.4 8 0 0 5 0 08 5 68.5 48.4 58.6 6.1 241 45 81.8 11 35.3 19 0 0 0 0 08 6 71.7 51.1 61.8 3.9 148 55 84.3 9 43.3 16 0 0 0 0 08 7 74.6 54.6 64.6 3.3 108 98 88.8 27 44.9 4 0 0 0 0 08 8 71.1 56.2 63.0 1.8 101 43 79.2 30 45.2 15 0 0 0 0 08 9 65.3 48.9 56.5 -0.5 254 3 69.1 20 38.5 28 0 0 0 0 08 10 58.2 40.4 49.7 -1.9 471 1 68.3 12 28.8 29 0 0 3 0 08 11 50.9 40.3 46.1 2.0 565 0 58.1 15 27.8 23 0 0 6 0 08 12 44.1 34.2 39.4 -1.1 790 0 54.7 20 22.5 31 0 0 13 0 ------------------------------------------------------------------------------------ 59.7 43.6 51.7 2.2 5083 247 88.8 JUL 20.2 FEB 0 0 49 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 -------------------------------------------- 08 1 2.47 -0.58 0.45 15 16 9 0 08 2 0.57 -1.56 0.18 5 7 2 0 08 3 2.07 -0.38 0.51 10 20 5 0 08 4 1.90 -0.13 0.39 29 14 5 0 08 5 2.00 -0.20 0.69 26 9 5 0 08 6 1.69 -0.48 0.78 3 7 4 0 08 7 2.65 0.72 0.63 9 13 6 0 08 8 1.99 -0.29 0.42 12 19 6 0 08 9 1.41 -1.26 0.38 5 13 4 0 08 10 1.53 -1.42 0.35 5 9 5 0 08 11 2.13 -0.97 0.49 10 15 4 0 08 12 1.21 -1.96 0.90 13 5 2 0 -------------------------------------------- 21.62 -8.51 0.90 DEC 147 57 0 WIND SPEED (kt) DOM YR MO AVG. HI DATE DIR --------------------------------- 08 1 2.3 23.5 7 W 08 2 1.3 24.3 29 W 08 3 2.1 28.7 1 W 08 4 1.2 20.9 1 W 08 5 0.9 18.3 26 NE 08 6 1.2 21.7 19 W 08 7 1.1 20.9 8 W 08 8 1.1 21.7 13 WSW 08 9 0.7 19.1 3 WSW 08 10 1.0 23.5 1 WSW 08 11 1.1 22.6 9 W 08 12 1.0 17.4 4 W --------------------------------- 1.2 28.7 MAR W