MONTHLY CLIMATOLOGICAL SUMMARY for APR. 2012 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 39.8 48.4 12:10a 29.6 11:50p 25.2 0.0 0.00 3.9 27.0 3:20p SSW 2 35.6 45.3 4:00p 26.9 6:30a 29.4 0.0 0.00 1.5 18.0 3:40a NW 3 40.4 55.5 5:30p 23.5 6:10a 24.6 0.0 0.00 0.6 13.0 2:30p NW 4 47.4 63.9 1:50p 29.6 6:10a 17.7 0.0 0.00 2.3 22.0 11:10a SSW 5 48.1 58.9 12:30p 38.7 4:10a 16.9 0.0 0.00 4.5 29.0 12:40p S 6 40.5 50.0 2:50p 26.6 12:00m 24.5 0.0 0.00 2.4 26.0 1:50a NW 7 44.8 56.8 3:50p 25.6 12:40a 20.2 0.0 0.00 2.0 24.0 9:10a NE 8 54.0 68.3 3:20p 44.5 3:30a 11.2 0.2 0.00 0.8 17.0 12:00p NE 9 53.4 69.8 3:50p 29.7 6:20a 12.5 0.9 0.00 0.9 18.0 2:00p SSW 10 54.2 70.0 2:00p 31.2 6:00a 11.5 0.8 0.00 1.5 22.0 3:20p S 11 44.2 54.6 11:10a 35.4 12:00m 20.8 0.0 0.00 3.1 31.0 4:30p SSW 12 40.3 51.6 2:30p 33.0 6:20a 24.7 0.0 0.00 3.7 25.0 2:40p SSW 13 38.5 46.7 3:50p 32.6 11:00p 26.5 0.0 0.00 2.6 27.0 4:20p S 14 27.8 36.0 12:10a 24.0 7:10a 37.2 0.0 0.00 3.9 24.0 9:10a SSW 15 37.0 47.3 3:30p 28.3 12:10a 28.0 0.0 0.00 1.3 19.0 5:10p WSW 16 42.3 56.8 4:30p 26.5 5:40a 22.7 0.0 0.00 0.4 13.0 4:30p NW 17 47.7 62.5 5:00p 30.0 6:00a 17.3 0.0 0.00 0.4 13.0 1:20p NW 18 52.3 68.1 2:10p 34.9 1:10a 13.0 0.3 0.00 1.8 21.0 1:10p SSW 19 55.4 67.1 2:40p 38.7 5:40a 9.7 0.1 0.00 0.9 16.0 3:40p NW 20 55.8 68.6 4:40p 42.3 5:40a 9.7 0.5 0.00 0.8 17.0 8:30a NW 21 59.2 74.4 2:50p 40.3 4:10a 8.4 2.6 0.00 0.5 12.0 8:40a NW 22 65.3 77.2 2:20p 50.9 6:10a 3.7 4.0 0.00 0.5 14.0 10:50a ENE 23 62.7 76.7 12:30p 40.8 6:00a 6.4 4.1 0.00 0.9 17.0 6:10p SSW 24 60.9 74.8 4:00p 42.7 3:50a 6.6 2.4 0.00 1.7 19.0 2:40p SSW 25 56.9 64.9 2:50p 47.5 2:10a 8.1 0.0 0.00 0.6 17.0 11:30a SSW 26 47.9 58.8 8:20a 40.8 12:50p 17.1 0.0 0.05 3.0 25.0 2:00p SSW 27 49.2 59.8 5:00p 38.7 6:00a 15.8 0.0 0.00 0.8 16.0 12:50p NW 28 54.3 63.4 2:10p 42.5 5:30a 10.7 0.0 0.00 0.7 12.0 1:30a NW 29 50.3 65.7 3:50p 30.6 5:20a 14.7 0.0 0.00 0.4 12.0 1:40p NW 30 54.4 71.5 3:50p 32.0 5:40a 11.5 0.9 0.00 1.0 20.0 3:50p SSW ------------------------------------------------------------------------------------- 48.7 77.2 22 23.5 3 506.3 16.8 0.05 1.6 31.0 11 SSW Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 14 Min <= 0.0: 0 Max Rain: 0.05 ON 04/26/12 Days of Rain: 1 (>.01 in) 0 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration