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 ------------------------------------------------------------------------------------ 19 1 50.9 37.2 43.5 2.2 665 0 59.2 12 30.9 30 0 0 3 0 19 2 41.1 30.2 35.6 -8.7 825 0 49.7 1 17.4 10 0 1 16 0 19 3 56.9 37.3 46.5 -0.1 581 9 78.1 20 25.3 4 0 0 9 0 19 4 59.6 44.1 51.3 0.9 413 1 69.7 2 35.7 28 0 0 0 0 19 5 70.4 50.0 59.5 3.4 224 54 87.5 10 41.7 1 0 0 0 0 19 6 73.1 52.7 61.9 0.5 161 68 96.4 12 46.3 9 1 0 0 0 19 7 76.8 56.9 65.8 0.5 84 111 91.8 21 49.9 20 1 0 0 0 19 8 78.8 58.3 67.4 1.7 59 134 90.1 28 50.9 26 1 0 0 0 19 9 69.4 54.8 61.1 0.3 157 40 83.5 3 37.5 30 0 0 0 0 19 10 58.6 41.9 49.3 -4.2 488 0 68.7 11 29.6 30 0 0 2 0 19 11 52.7 39.3 45.2 -1.1 595 0 63.3 8 24.6 30 0 0 4 0 19 12 47.5 40.2 43.7 2.1 661 0 54.9 6 29.7 26 0 0 2 0 ------------------------------------------------------------------------------------ 61.5 45.3 52.7 -0.2 4911 416 96.4 JUN 17.4 FEB 3 1 36 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 19 1 2.82 -2.53 0.79 3 13 8 0 19 2 4.14 0.11 1.57 12 17 9 1 19 3 1.72 -2.05 0.81 12 7 5 0 19 4 2.26 -0.25 0.35 5 16 7 0 19 5 1.53 -0.31 0.47 25 6 5 0 19 6 0.75 -0.84 0.45 20 8 2 0 19 7 1.90 1.05 0.47 7 11 6 0 19 8 1.45 0.23 0.69 10 4 4 0 19 9 2.55 0.61 0.57 7 11 8 0 19 10 2.18 -1.07 0.48 19 11 7 0 19 11 1.89 -3.76 0.43 18 10 7 0 19 12 6.81 0.81 2.19 20 17 10 2 --------------------------------------------- 30.00 -8.00 2.19 DEC 131 78 3 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 19 1 1.0 45.0 6 S 19 2 0.9 23.0 25 S 19 3 0.9 22.0 22 N 19 4 1.3 28.0 13 SSW 19 5 0.8 20.0 17 SSW 19 6 0.6 18.0 5 SSW 19 7 0.5 23.0 17 SSW 19 8 0.5 18.0 2 N 19 9 0.5 21.0 26 SSW 19 10 0.7 26.0 7 SSW 19 11 0.5 30.0 23 N 19 12 0.6 28.0 31 S --------------------------------- 0.7 45.0 JAN SSW