ANNUAL CLIMATOLOGICAL SUMMARY NAME: henwood CITY: Seattle STATE: WA ELEV: 168 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 ------------------------------------------------------------------------------------ 22 1 46.9 36.3 41.2 -0.1 737 0 55.6 12 18.7 1 0 0 4 0 22 2 48.4 36.8 42.4 -1.9 632 0 57.8 13 21.5 23 0 0 7 0 22 3 53.7 40.7 46.7 0.1 567 0 66.1 22 27.8 10 0 0 2 0 22 4 56.8 39.9 47.4 -3.0 530 3 77.3 7 32.7 13 0 0 0 0 22 5 61.8 45.4 52.7 -3.4 387 5 74.9 22 39.0 20 0 0 0 0 22 6 70.9 52.5 61.1 -0.3 179 62 94.0 27 44.6 7 2 0 0 0 22 7 81.4 57.1 68.4 3.1 81 185 97.2 31 49.5 5 6 0 0 0 22 8 81.1 58.5 69.0 3.3 48 161 93.4 8 50.7 5 3 0 0 0 22 9 22 10 22 11 22 12 ------------------------------------------------------------------------------------ 62.5 45.8 53.5 -0.3 3159 416 97.2 JUL 18.7 JAN 11 0 13 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 22 1 10.21 4.86 3.17 31 16 12 4 22 2 2.85 -1.18 2.00 27 8 3 1 22 3 6.53 2.76 2.72 1 16 10 1 22 4 2.65 0.14 0.51 4 16 8 0 22 5 3.84 2.00 1.00 29 15 8 0 22 6 3.22 1.63 1.05 9 10 9 1 22 7 0.15 -0.70 0.08 3 4 0 0 22 8 0.12 -1.10 0.05 10 3 0 0 22 9 22 10 22 11 22 12 --------------------------------------------- 29.57 8.41 3.17 JAN 88 50 7 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 22 1 0.6 28.0 30 S 22 2 0.7 30.0 27 SSW 22 3 0.7 26.0 15 S 22 4 1.5 30.0 4 SSW 22 5 2.0 30.0 18 SSW 22 6 1.8 21.0 5 N 22 7 1.3 14.0 15 N 22 8 1.5 16.0 4 N 22 9 22 10 22 11 22 12 --------------------------------- 1.3 30.0 FEB SSW