MONTHLY CLIMATOLOGICAL SUMMARY for JAN. 2010 NAME: CW2258 CITY: Herndon STATE: Kentucky ELEV: 535 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 2 3 4 5 18.4 24.4 3:00p 11.6 11:00p 24.3 0.0 0.00 3.6 16.0 1:30p NW 6 20.4 33.5 2:30p 8.4 7:30a 44.6 0.0 0.00 1.0 14.0 12:30p NW 7 24.0 28.8 10:30a 14.4 10:00p 34.2 0.0 0.00 7.0 28.0 3:00p NW 8 14.3 16.5 2:00p 10.9 7:30a 50.7 0.0 0.00 8.1 19.0 2:00a NW 9 14.5 20.8 3:30p 8.8 12:00m 50.5 0.0 0.00 5.7 16.0 12:00p NW 10 14.4 27.6 3:00p 4.3 5:00a 50.6 0.0 0.00 2.1 12.0 3:30p NW 11 28.6 39.1 2:30p 18.8 12:30a 36.4 0.0 0.00 6.9 21.0 11:30p NW 12 24.0 35.2 3:00p 14.9 12:00m 41.0 0.0 0.00 3.3 18.0 12:30a NNW 13 25.8 44.5 3:00p 12.1 7:00a 39.2 0.0 0.00 1.2 13.0 10:00a SSW 14 36.4 54.2 1:30p 17.2 1:30a 28.6 0.0 0.00 1.8 12.0 10:30a SSW 15 43.1 60.9 3:00p 29.5 12:00m 21.9 0.0 0.00 0.6 12.0 12:30p SSW 16 41.8 52.8 2:00p 29.3 12:30a 23.2 0.0 0.28 2.3 11.0 1:30p E 17 42.8 50.7 3:30p 27.9 12:00m 22.2 0.0 0.51 5.7 21.0 12:30p NW 18 39.2 59.8 3:30p 24.7 7:00a 25.8 0.0 0.00 0.8 12.0 2:00p WSW 19 47.2 58.7 2:30p 31.3 4:30a 17.8 0.0 0.00 0.9 12.0 2:00p SW 20 53.0 56.9 2:30p 50.1 8:00a 12.0 0.0 0.50 3.6 16.0 8:30a SSE 21 52.9 62.6 3:30p 45.7 7:30p 12.1 0.0 0.29 5.6 33.0 8:30a SE 22 42.3 50.7 12:30a 39.2 8:30a 22.7 0.0 0.00 4.5 18.0 4:30a NW 23 49.1 57.0 2:00p 42.3 12:30a 15.9 0.0 0.01 10.1 34.0 12:00m SSE 24 50.4 58.1 3:30p 42.1 11:00p 14.7 0.0 0.49 6.9 34.0 12:30a SSE 25 35.8 41.9 12:30a 31.3 11:00a 29.2 0.0 0.00 8.5 31.0 11:00a W 26 29.5 32.7 12:30a 20.6 11:30p 35.5 0.0 0.00 5.9 19.0 11:30a WNW 27 32.1 43.3 2:00p 19.1 3:30a 32.9 0.0 0.00 1.9 12.0 1:00p SSE 28 33.9 43.9 2:00a 25.6 12:00m 31.1 0.0 0.00 5.9 20.0 7:00a NNW 29 23.3 25.8 1:00p 21.0 12:00m 41.7 0.0 0.00 8.0 19.0 5:00p NE 30 20.9 26.1 2:30p 8.4 12:00m 44.1 0.0 0.00 5.4 18.0 3:00a NNW 31 15.5 34.7 1:00p -2.2 7:30a 49.5 0.0 0.05 0.3 6.0 2:00p NNE ------------------------------------------------------------------------------------- 32.4 62.6 21 -2.2 31 852.4 0.0 2.13 4.4 34.0 23 NW Max >= 90.0: 0 Max <= 32.0: 7 Min <= 32.0: 22 Min <= 0.0: 1 Max Rain: 0.51 ON 01/17/10 Days of Rain: 6 (>.01 in) 5 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration