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 ------------------------------------------------------------------------------------ 12 1 45.0 35.6 40.2 -1.1 769 0 56.3 1 26.9 18 0 2 11 0 12 2 49.2 37.7 43.2 -1.1 645 0 62.1 6 27.0 27 0 0 3 0 12 3 49.7 37.8 43.4 -3.2 669 0 60.2 27 27.6 7 0 0 4 0 12 4 59.5 43.3 50.8 0.4 429 4 73.5 22 33.3 7 0 0 0 0 12 5 64.1 46.4 54.7 -1.4 337 19 79.0 14 36.8 11 0 0 0 0 12 6 65.6 50.5 57.5 -3.9 241 17 75.8 11 43.6 15 0 0 0 0 12 7 73.0 54.9 63.4 -1.9 120 71 80.6 8 46.1 5 0 0 0 0 12 8 77.7 55.9 66.2 0.5 91 127 93.4 16 47.5 31 4 0 0 0 12 9 73.1 50.7 60.8 -0.0 187 60 88.6 7 44.6 30 0 0 0 0 12 10 60.3 45.7 52.5 -1.0 395 8 75.5 7 37.4 22 0 0 0 0 12 11 51.8 41.0 46.1 -0.2 568 0 62.9 4 28.6 10 0 0 2 0 12 12 44.7 38.4 41.4 -0.2 731 0 54.8 1 30.3 21 0 0 2 0 ------------------------------------------------------------------------------------ 59.5 44.8 51.7 -1.1 5184 306 93.4 AUG 26.9 JAN 4 2 22 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 12 1 5.36 0.01 1.09 20 20 13 1 12 2 3.17 -0.86 0.40 1 17 12 0 12 3 6.15 2.38 1.07 29 22 17 1 12 4 2.15 -0.36 0.38 25 14 9 0 12 5 2.24 0.40 0.56 3 9 5 0 12 6 3.12 1.53 0.89 5 15 5 0 12 7 1.63 0.78 0.62 20 6 3 0 12 8 0.00 -1.22 0.00 1 0 0 0 12 9 0.25 -1.69 0.24 10 1 1 0 12 10 4.03 0.78 1.04 30 14 8 1 12 11 9.09 3.44 2.53 19 20 15 3 12 12 7.85 1.85 1.29 19 25 19 1 --------------------------------------------- 45.04 7.04 2.53 NOV 163 107 7 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 12 1 2.2 35.0 21 S 12 2 1.9 30.0 18 S 12 3 3.0 29.0 28 S 12 4 1.9 30.0 1 S 12 5 1.7 23.0 25 S 12 6 1.4 23.0 7 S 12 7 1.4 22.0 3 N 12 8 1.2 17.0 15 N 12 9 0.9 20.0 9 N 12 10 1.5 25.0 29 S 12 11 1.3 29.0 19 S 12 12 2.0 30.0 19 S --------------------------------- 1.7 35.0 JAN S