ANNUAL CLIMATOLOGICAL SUMMARY NAME: henwood CITY: Seattle STATE: WA ELEV: 0 ft LAT: 47° 40' 51" N LONG: 122° 17' 53" W TEMPERATURE (°F), HEAT BASE 65.0, COOL BASE 65.0 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 43.6 33.9 38.3 -3.0 829 0 52.9 4 22.9 25 0 0 9 0 08 2 50.0 37.5 43.1 -1.2 636 0 59.5 29 31.0 17 0 0 4 0 08 3 49.6 37.0 42.6 -4.0 693 0 59.5 22 30.0 5 0 0 3 0 08 4 54.4 38.4 45.4 -5.0 591 4 79.8 12 30.3 2 0 0 3 0 08 5 63.6 48.1 55.3 -0.8 329 28 91.0 17 38.8 2 1 0 0 0 08 6 66.6 49.3 57.3 -4.1 278 47 90.5 29 44.6 10 1 0 0 0 08 7 74.6 53.4 63.2 -2.1 135 79 84.1 12 46.5 31 0 0 0 0 08 8 74.9 55.9 64.5 -1.2 114 97 90.7 15 47.1 31 2 0 0 0 08 9 70.2 50.7 59.5 -1.3 207 41 81.1 15 40.8 23 0 0 0 0 08 10 58.5 44.1 50.9 -2.6 420 2 75.1 1 35.3 11 0 0 0 0 08 11 54.4 43.9 48.6 2.3 463 0 62.7 17 34.6 23 0 0 0 0 08 12 41.5 33.1 37.5 -4.1 852 0 56.9 1 14.9 20 0 3 11 0 ------------------------------------------------------------------------------------ 58.5 43.8 50.5 -2.3 5546 298 91.0 MAY 14.9 DEC 4 3 30 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 08 1 4.68 -0.67 0.65 2 20 15 0 08 2 1.56 -2.47 0.58 8 11 3 0 08 3 4.01 0.24 0.73 23 19 11 0 08 4 2.74 0.23 0.39 19 17 6 0 08 5 0.89 -0.95 0.26 20 10 2 0 08 6 2.00 0.41 1.17 3 8 5 1 08 7 0.65 -0.20 0.28 31 5 2 0 08 8 2.76 1.54 0.70 24 10 7 0 08 9 0.76 -1.18 0.48 20 5 1 0 08 10 2.78 -0.47 0.51 3 16 8 0 08 11 4.50 -1.15 0.95 6 16 12 0 08 12 4.12 -1.88 0.54 19 19 14 0 --------------------------------------------- 31.45 -6.55 1.17 JUN 156 86 1 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 08 1 2.2 39.0 5 SSW 08 2 2.1 34.0 10 SSW 08 3 2.2 29.0 11 SSW 08 4 1.7 25.0 24 SSW 08 5 1.4 28.0 20 SSW 08 6 1.5 31.0 9 SSW 08 7 1.5 19.0 4 SSW 08 8 1.6 25.0 24 SSW 08 9 0.9 17.0 22 N 08 10 0.9 35.0 4 SSW 08 11 1.0 27.0 21 S 08 12 2.0 36.0 12 S --------------------------------- 1.6 39.0 JAN SSW