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 ------------------------------------------------------------------------------------ 09 1 44.7 34.6 39.3 -2.0 796 0 56.8 18 22.3 26 0 0 12 0 09 2 49.2 34.7 41.3 -3.0 663 0 57.7 22 30.6 20 0 0 6 0 09 3 49.2 35.8 41.9 -4.7 715 0 58.7 2 25.1 10 0 0 7 0 09 4 58.3 40.5 49.1 -1.3 482 4 71.7 6 30.8 4 0 0 1 0 09 5 66.1 45.7 55.6 -0.5 322 29 81.7 29 39.6 9 0 0 0 0 09 6 72.7 53.6 62.8 1.4 136 69 89.9 4 44.7 29 0 0 0 0 09 7 80.4 57.7 68.8 3.5 79 196 103.3 29 48.3 1 4 0 0 0 09 8 75.6 56.3 64.9 -0.8 99 95 89.6 2 48.9 24 0 0 0 0 09 9 72.3 52.3 61.2 0.4 172 59 92.2 22 42.2 30 1 0 0 0 09 10 58.7 45.1 51.5 -2.0 419 0 67.3 6 36.3 11 0 0 0 0 09 11 51.9 41.7 46.6 0.3 553 0 62.3 4 31.9 14 0 0 1 0 09 12 44.2 31.3 37.1 -4.5 863 0 55.5 20 16.3 9 0 1 17 0 ------------------------------------------------------------------------------------ 60.3 44.2 51.7 -1.1 5299 451 103.3 JUL 16.3 DEC 5 1 44 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 09 1 3.34 -2.01 1.25 7 13 6 1 09 2 1.98 -2.05 0.45 10 10 8 0 09 3 3.97 0.20 0.52 25 20 14 0 09 4 3.02 0.51 0.83 2 11 6 0 09 5 3.73 1.89 1.08 5 11 8 1 09 6 0.16 -1.43 0.14 19 2 1 0 09 7 0.16 -0.69 0.12 12 2 1 0 09 8 0.79 -0.43 0.30 11 7 3 0 09 9 2.36 0.42 0.81 6 8 5 0 09 10 5.86 2.61 1.36 16 16 11 2 09 11 8.81 3.16 1.02 16 20 15 1 09 12 2.40 -3.60 0.45 21 12 7 0 --------------------------------------------- 36.58 -1.42 1.36 OCT 132 85 5 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 09 1 2.0 32.0 6 S 09 2 1.8 25.0 25 N 09 3 2.9 29.0 15 S 09 4 2.1 21.0 12 S 09 5 2.2 27.0 2 S 09 6 2.2 23.0 25 S 09 7 2.2 24.0 6 S 09 8 1.6 19.0 22 S 09 9 1.6 23.0 6 S 09 10 1.5 29.0 30 S 09 11 3.0 31.0 16 S 09 12 1.0 24.0 30 NNE --------------------------------- 2.0 32.0 JAN S