MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2006 NAME: Hatdaw CITY: Seattle STATE: WA ELEV: 270 LAT: 47° 41' 52" LONG: 122° 21' 18" TEMPERATURE (°F), RAIN (in), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 41.1 46.5 2:00p 33.3 12:00m 25.1 0.0 0.00 0.6 6.0 5:30a N 2 38.4 46.1 2:30p 31.7 2:30a 26.1 0.0 0.00 0.7 7.0 12:00p WNW 3 41.4 45.7 1:30p 36.6 3:30a 23.9 0.0 0.00 0.5 7.0 2:30p W 4 45.2 49.2 10:00p 41.2 2:00a 19.8 0.0 0.00 3.4 21.0 10:30a N 5 48.5 51.3 1:30p 45.1 3:30a 16.8 0.0 0.00 0.3 5.0 4:30p N 6 47.3 54.0 3:00p 42.4 12:00m 16.8 0.0 0.00 0.7 9.0 4:00p WSW 7 47.5 52.5 1:30p 42.3 12:30a 17.6 0.0 0.00 0.8 9.0 1:30p N 8 48.0 51.8 1:30p 44.3 5:30a 17.0 0.0 0.00 0.4 6.0 4:30a NNW 9 47.1 53.9 3:30p 42.0 6:30a 17.0 0.0 0.00 1.7 16.0 3:00p N 10 47.1 50.0 11:30a 43.9 1:00a 18.0 0.0 0.00 2.4 19.0 4:00p N 11 47.6 52.8 3:30p 45.4 4:30a 15.9 0.0 0.00 4.4 30.0 4:00p N 12 46.8 50.7 2:30p 43.7 11:30p 17.8 0.0 0.00 4.7 26.0 2:30a N 13 47.6 51.4 1:30p 43.7 6:30p 17.4 0.0 0.00 7.8 32.0 6:00a N 14 46.9 53.4 8:30p 42.1 7:00a 17.3 0.0 0.02 0.6 20.0 5:30p NW 15 42.3 49.8 12:30a 38.4 9:00p 20.9 0.0 0.01 1.2 19.0 7:30a SSW 16 39.7 45.0 3:00p 35.1 7:30a 25.0 0.0 0.00 0.4 11.0 1:30a SSE 17 37.6 43.2 2:30p 32.9 7:30a 26.9 0.0 0.00 0.7 7.0 2:00p SSW 18 36.7 43.6 3:00p 31.1 3:00a 27.7 0.0 0.00 1.1 11.0 12:00p SSE 19 20 21 22 23 24 25 26 27 28 29 30 31 ------------------------------------------------------------------------------------- 44.3 54.0 6 31.1 18 367.0 0.0 0.03 1.8 32.0 13 N Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 2 Min <= 0.0: 0 Max Rain: 0.02 ON 12/14/06 Days of Rain: 1 (>.01 in) 0 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: (High + Low) / 2