MONTHLY CLIMATOLOGICAL SUMMARY for APR. 2009 NAME: KKYHERND2 CITY: Herndon STATE: KY ELEV: 540 ft LAT: 36° 44' 10" N LONG: 87° 35' 55" 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 51.9 65.8 3:30p 32.5 5:30a 13.2 0.1 0.03 3.7 14.0 2:30p S 2 56.4 72.7 1:30p 39.9 2:30a 9.5 0.8 1.05 6.0 43.0 3:00p SW 3 49.5 60.2 3:30p 36.8 12:00m 15.5 0.0 0.13 9.2 32.0 12:30a NNE 4 50.1 65.2 3:30p 31.8 6:00a 14.9 0.0 0.00 3.9 18.0 11:00a SSW 5 57.7 73.0 3:00p 41.2 1:30a 8.6 1.6 0.14 8.9 36.0 7:30p N 6 38.4 45.4 12:30a 35.5 10:00p 26.6 0.0 0.17 11.9 28.0 2:00a NE 7 41.5 50.1 5:00p 34.7 6:30a 23.5 0.0 0.00 9.9 31.0 11:00a NNE 8 48.1 67.1 3:30p 29.3 6:00a 17.0 0.1 0.00 4.9 31.0 5:00p WNW 9 53.3 68.1 3:00p 31.9 6:00a 12.1 0.3 0.00 4.1 21.0 10:00a S 10 55.7 66.0 1:00p 46.7 11:30p 9.3 0.0 0.45 10.2 41.0 3:00a WSW 11 51.9 62.9 4:30p 44.2 7:00a 13.1 0.0 0.00 5.9 21.0 1:00a NE 12 51.9 62.3 1:30p 41.1 7:00a 13.1 0.0 0.10 7.1 27.0 10:30a S 13 60.4 73.2 12:30p 49.9 12:30a 5.7 1.1 0.07 8.3 34.0 2:00p NNW 14 47.7 52.6 12:30a 44.6 12:00m 17.3 0.0 0.00 7.4 19.0 9:00a NE 15 48.3 58.0 3:30p 39.2 12:00m 16.7 0.0 0.00 5.1 18.0 4:00p ENE 16 50.4 64.7 4:30p 36.5 2:00a 14.6 0.0 0.00 3.4 19.0 1:30p S 17 59.6 74.9 3:00p 41.9 5:30a 8.4 2.9 0.00 3.2 17.0 2:00p S 18 58.6 72.5 12:30p 41.3 5:30a 7.8 1.4 0.11 2.1 16.0 3:00p NNW 19 60.0 69.1 5:00p 55.9 12:00m 5.4 0.4 1.27 5.1 27.0 8:30p WSW 20 55.7 65.3 3:00p 49.4 12:00m 9.3 0.0 0.26 8.8 28.0 12:00p NNE 21 49.3 58.4 5:30p 38.2 11:30p 15.7 0.0 0.00 6.6 29.0 10:00a NNE 22 54.9 71.5 4:30p 37.3 6:00a 11.4 1.2 0.00 2.9 21.0 3:00p NNW 23 63.3 83.2 6:00p 41.3 5:30a 6.7 5.1 0.04 4.0 22.0 12:00p WNW 24 75.1 84.0 2:00p 66.4 7:30a 0.0 10.1 0.00 7.4 25.0 10:30a WNW 25 73.6 85.1 3:30p 60.2 12:00m 0.2 8.8 0.00 6.0 27.0 1:30p WNW 26 70.9 84.0 4:00p 54.1 4:30a 2.5 8.5 0.00 4.7 24.0 1:30p W 27 72.7 83.8 4:30p 60.1 5:30a 0.4 8.1 0.00 5.1 26.0 11:00a WSW 28 67.4 71.6 4:00p 61.6 10:30p 0.6 3.0 0.12 2.7 18.0 8:00a WNW 29 66.3 75.8 2:00p 60.2 6:00a 1.3 2.6 0.20 3.0 18.0 3:30p WSW 30 66.9 72.7 2:00p 63.2 3:30a 0.4 2.3 0.88 5.1 27.0 1:30p WSW ------------------------------------------------------------------------------------- 56.9 85.1 25 29.3 8 300.8 58.4 5.02 5.9 43.0 2 WSW Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 3 Min <= 0.0: 0 Max Rain: 1.27 ON 04/19/09 Days of Rain: 15 (>.01 in) 11 (>.1 in) 2 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration