MONTHLY CLIMATOLOGICAL SUMMARY for FEB. 2011 NAME: Hawkeye Observatory CITY: Durand STATE: Illinois ELEV: 758 ft LAT: 42° 24' 00" N LONG: 89° 18' 00" 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 19.3 21.6 2:55p 16.5 11:45p 45.7 0.0 0.00 18.3 46.0 11:55p NNE 2 13.9 20.7 12:50p -7.7 12:00m 51.1 0.0 0.00 14.3 46.0 2:40a N 3 3.7 14.4 2:20p -9.8 5:45a 61.3 0.0 0.00 3.7 21.0 7:00p SW 4 14.1 23.1 3:45p 3.8 6:10a 50.9 0.0 0.00 4.3 21.0 1:15p SW 5 15.1 24.2 4:30p 0.6 7:25a 49.9 0.0 0.00 1.0 9.0 12:30a SW 6 25.2 30.3 5:35p 16.6 12:05a 39.8 0.0 0.05 4.2 13.0 5:50p N 7 20.6 28.3 1:30p 6.6 5:05a 44.4 0.0 0.01 3.3 14.0 2:35p NW 8 4.3 10.0 12:05a -1.3 3:25a 60.7 0.0 0.00 6.6 17.0 8:25a W 9 1.3 8.3 2:50p -11.5 12:00m 63.7 0.0 0.00 5.0 16.0 9:25a W 10 0.9 16.9 4:30p -20.7 7:15a 64.1 0.0 0.00 2.6 18.0 1:20p WSW 11 12.3 30.8 10:10p -10.9 5:20a 52.7 0.0 0.00 3.2 16.0 9:25p SW 12 30.5 36.9 5:45p 17.4 7:50a 34.5 0.0 0.02 4.5 16.0 3:05a W 13 37.0 43.9 2:35p 27.9 2:20a 28.0 0.0 0.00 5.7 26.0 10:10p SW 14 36.6 43.1 4:25p 20.9 12:00m 28.4 0.0 0.00 7.5 33.0 1:55a NW 15 33.5 39.3 11:55a 20.5 12:10a 31.5 0.0 0.02 5.1 22.0 12:25p SSE 16 39.4 43.8 4:15p 32.5 6:30a 25.6 0.0 0.00 2.1 12.0 11:05a SSW 17 48.9 55.7 4:35p 40.4 11:40p 16.1 0.0 0.00 6.0 25.0 11:20a SSW 18 37.0 44.7 2:40p 29.4 11:25p 28.0 0.0 0.00 10.9 32.0 2:00p W 19 29.5 38.5 3:25p 22.2 7:15a 35.5 0.0 0.00 4.8 15.0 8:30a ESE 20 32.6 35.8 12:50p 26.1 12:05a 32.4 0.0 1.02 6.4 22.0 11:55p ESE 21 29.2 33.2 12:50a 25.2 12:00m 35.8 0.0 0.00 9.2 26.0 1:35a E 22 25.7 28.7 2:10p 21.6 7:40a 39.3 0.0 0.05 3.1 12.0 1:10a NE 23 29.7 33.4 10:25p 26.3 4:25a 35.3 0.0 0.01 3.8 16.0 1:25p SSE 24 32.9 33.9 2:30a 30.7 11:30p 32.1 0.0 0.01 8.2 18.0 5:10a NE 25 29.7 34.6 1:40p 23.8 12:00m 35.3 0.0 0.00 6.8 17.0 12:05a N 26 20.4 23.8 12:05a 17.1 8:10a 44.6 0.0 0.00 4.5 12.0 7:35a NE 27 26.3 31.4 1:30p 14.9 6:15a 38.7 0.0 0.03 3.4 17.0 7:00p NNW 28 29.0 35.8 3:05p 21.0 12:00m 36.0 0.0 0.01 7.2 25.0 3:35a N ------------------------------------------------------------------------------------- 24.2 55.7 17 -20.7 10 1141.4 0.0 1.23 5.9 46.0 1 W Max >= 90.0: 0 Max <= 32.0: 14 Min <= 32.0: 26 Min <= 0.0: 6 Max Rain: 1.02 ON 02/20/11 Days of Rain: 6 (>.01 in) 1 (>.1 in) 1 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration