MONTHLY CLIMATOLOGICAL SUMMARY for AUG. 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 79.4 88.7 1:55p 66.8 5:40a 0.0 14.4 0.00 1.2 12.0 9:40a S 2 83.6 94.3 3:50p 74.6 12:10a 0.0 18.6 0.00 3.3 20.0 11:55a SSW 3 78.9 87.4 4:35p 68.4 12:00m 0.0 13.9 0.00 3.9 15.0 10:00a NNW 4 75.0 85.9 4:25p 64.3 4:45a 0.0 10.1 0.00 0.8 7.0 10:20a ENE 5 74.9 85.3 3:25p 64.6 6:15a 0.0 9.9 0.00 1.0 10.0 10:45a ENE 6 76.9 88.1 4:20p 67.1 12:00m 0.0 11.9 0.00 1.0 10.0 10:50a SSW 7 75.2 86.7 2:45p 65.5 11:35p 0.0 10.2 0.17 2.6 21.0 3:30p W 8 68.9 78.5 11:00a 60.6 5:10a 0.7 4.5 0.59 1.0 9.0 2:35p ENE 9 70.1 78.6 4:50p 62.5 10:15p 0.2 5.3 0.00 3.6 23.0 1:50p W 10 65.3 75.9 3:30p 53.9 6:20a 3.2 3.5 0.00 1.5 14.0 3:45p W 11 65.7 80.7 4:35p 49.6 6:00a 5.0 5.7 0.00 1.1 9.0 11:25a NW 12 65.7 79.7 2:45p 51.6 5:20a 3.8 4.5 0.56 2.2 18.0 1:50p S 13 68.1 79.2 1:35p 61.6 4:15a 0.5 3.6 1.06 1.8 28.0 4:15p W 14 66.4 77.1 5:10p 55.8 12:00m 2.3 3.7 0.01 4.7 16.0 10:10a NNW 15 66.7 81.7 5:15p 50.1 6:00a 4.5 6.2 0.00 0.8 7.0 2:30p W 16 68.6 82.2 4:45p 54.4 5:45a 3.2 6.7 0.00 1.7 18.0 2:35p S 17 69.8 82.9 3:30p 56.8 2:30a 2.3 7.0 0.00 1.4 12.0 12:30p W 18 67.8 82.4 4:00p 52.3 6:20a 3.2 6.0 0.01 0.6 6.0 11:00a N 19 71.5 87.1 4:10p 56.0 5:55a 2.4 9.0 0.00 1.4 13.0 2:30p W 20 70.2 80.7 5:10p 63.2 1:05a 0.2 5.4 0.32 2.2 27.0 8:05a NNW 21 68.3 78.6 3:15p 58.1 12:00m 1.5 4.8 0.03 1.5 13.0 2:50p NW 22 68.2 82.3 4:55p 54.2 6:10a 3.1 6.4 0.00 1.3 13.0 2:55p NW 23 67.9 78.3 5:20p 56.7 2:30a 1.6 4.5 1.14 2.9 24.0 7:50a SSE 24 74.9 87.5 3:05p 63.2 11:30p 0.1 10.0 0.00 2.6 18.0 1:10p W 25 68.9 80.4 4:55p 58.0 12:00m 1.6 5.6 0.00 1.9 13.0 12:40p NNW 26 67.7 80.9 3:15p 53.1 6:10a 3.4 6.1 0.00 1.4 10.0 12:15p SSW 27 71.5 83.0 4:10p 61.2 12:00m 0.5 7.0 0.00 2.3 14.0 5:35p NNW 28 65.1 76.1 4:35p 53.8 6:00a 3.4 3.5 0.01 1.8 13.0 11:40a NE 29 64.5 79.9 6:10p 49.2 6:40a 5.4 4.9 0.00 0.8 8.0 1:20p NE 30 63.9 74.0 2:45p 53.7 4:20a 3.5 2.4 0.32 1.0 12.0 8:30p ESE 31 72.4 85.2 5:00p 62.7 12:55a 0.6 8.0 0.00 1.9 14.0 12:35a SSW ------------------------------------------------------------------------------------- 70.4 94.3 2 49.2 29 56.2 223.3 4.22 1.8 28.0 13 W Max >= 90.0: 1 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 1.14 ON 08/23/11 Days of Rain: 8 (>.01 in) 7 (>.1 in) 2 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration