MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2010 NAME: KL1SF CITY: Grand Canyon STATE: Arizona ELEV: 6830 ft LAT: 36° 02' 53" N LONG: 112° 07' 28" W 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 33.1 55.9 3:10p 19.3 5:10a 31.9 0.0 0.00 0.1 12.0 2:30p NW 2 39.6 57.7 3:10p 24.4 7:00a 25.4 0.0 0.00 0.2 12.0 2:20p SSW 3 44.0 53.5 12:00p 32.9 11:10p 21.0 0.0 0.00 0.5 16.0 11:20a SSW 4 40.5 57.1 1:00p 25.9 7:10a 24.5 0.0 0.00 0.3 13.0 3:10p SSW 5 42.3 54.0 3:10p 32.7 7:30a 22.7 0.0 0.00 0.1 8.0 11:10a SSW 6 42.1 50.4 2:20p 27.8 10:50p 22.9 0.0 0.01 0.3 11.0 7:00a NW 7 37.0 44.7 3:10p 25.8 7:50a 28.0 0.0 0.00 0.5 13.0 11:10a ENE 8 39.6 54.3 4:00p 29.0 6:00a 25.4 0.0 0.00 0.1 10.0 2:40a ENE 9 40.4 53.5 4:00p 28.6 5:40a 24.6 0.0 0.00 0.3 12.0 3:40p SSW 10 39.9 51.0 1:00p 27.7 7:40a 25.1 0.0 0.00 0.5 16.0 1:00p WSW 11 38.4 47.6 11:40a 27.5 12:00m 26.6 0.0 0.00 0.3 10.0 8:30a NW 12 37.1 54.4 11:40a 25.8 5:00a 27.9 0.0 0.00 0.1 10.0 1:30p NW 13 42.4 63.7 3:20p 26.5 5:50a 22.6 0.0 0.00 0.3 11.0 12:40p SSW 14 44.8 57.1 3:00p 32.7 6:10a 20.2 0.0 0.00 3.0 24.0 2:40p SSW 15 39.7 43.5 1:00p 35.4 12:00m 25.3 0.0 0.00 2.6 25.0 3:30a SSW 16 34.3 37.7 10:50a 32.6 11:00p 30.7 0.0 0.03 0.0 8.0 12:30a SSW 17 31.7 33.7 1:20p 29.5 9:30a 33.3 0.0 0.03 1.2 18.0 10:50p SSW 18 35.3 38.7 3:50p 32.1 5:10a 29.7 0.0 0.50 3.1 22.0 1:00p SSW 19 38.3 39.5 1:20p 36.7 5:30a 26.7 0.0 0.18 5.1 24.0 3:00p SSW 20 39.7 42.0 2:00p 38.0 11:50p 25.3 0.0 0.09 7.6 31.0 7:50p S 21 37.1 40.8 12:20p 34.3 8:30p 27.9 0.0 0.16 5.5 29.0 9:50a S 22 37.8 44.1 11:30a 32.1 12:00m 27.2 0.0 0.10 1.2 21.0 12:00p SSW 23 32.0 35.7 3:10p 28.1 12:00m 33.0 0.0 0.11 0.2 11.0 2:10p WSW 24 33.5 39.3 2:30p 25.5 4:00a 31.5 0.0 0.00 1.3 18.0 12:30p ENE 25 34.1 37.7 1:40p 32.4 5:00a 30.9 0.0 0.00 2.4 21.0 3:10a ENE 26 33.4 39.4 2:30p 28.4 12:00m 31.6 0.0 0.01 0.6 17.0 1:50p SSW 27 29.3 36.7 3:30p 22.6 11:10p 35.8 0.0 0.00 0.6 18.0 9:40a ENE 28 30.5 42.8 4:00p 23.4 2:30a 34.5 0.0 0.00 0.1 12.0 12:00m SSW 29 28.3 31.7 1:50a 25.8 12:00m 36.7 0.0 0.00 6.6 29.0 3:40a S 30 14.8 25.8 12:10a 5.8 12:00m 50.6 0.0 0.00 2.4 32.0 6:10p WSW 31 4.4 14.3 3:50p -4.8 12:00m 60.6 0.0 0.00 0.4 13.0 1:50p WSW ------------------------------------------------------------------------------------- 35.3 63.7 13 -4.8 31 920.1 0.0 1.22 1.5 32.0 30 SSW Max >= 90.0: 0 Max <= 32.0: 3 Min <= 32.0: 20 Min <= 0.0: 1 Max Rain: 0.50 ON 12/18/10 Days of Rain: 8 (>.01 in) 4 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration