MONTHLY CLIMATOLOGICAL SUMMARY for SEP. 2018 NAME: Hawkeye Observatory CITY: Durand STATE: Illinois ELEV: 758 ft LAT: 42° 26' 20" N LONG: 89° 18' 35" 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 73.2 81.0 4:30p 67.1 10:05a 0.0 8.2 1.09 1.4 23.0 6:45a S 2 74.1 86.8 3:40p 67.6 5:30a 0.0 9.1 2.94 2.0 26.0 6:05p SSW 3 72.1 76.5 5:45p 68.5 2:45a 0.0 7.1 0.76 0.5 11.0 5:15p SE 4 78.5 89.8 3:30p 69.2 6:40a 0.0 13.5 0.05 1.4 16.0 12:00p S 5 73.7 81.7 11:15a 67.7 11:45p 0.0 8.7 0.65 3.1 18.0 2:30a SSW 6 66.0 73.2 4:15p 57.0 11:45p 1.4 2.4 0.00 3.7 18.0 4:10a ENE 7 62.9 72.1 1:10p 57.1 12:40a 3.5 1.5 0.00 5.1 22.0 11:10a NE 8 63.3 72.8 1:45p 57.7 12:00m 3.1 1.5 0.00 5.8 27.0 2:10p ENE 9 60.4 72.6 2:50p 51.8 5:15a 6.2 1.6 0.00 3.9 20.0 12:20p ENE 10 59.7 77.1 6:05p 47.1 6:50a 7.8 2.6 0.00 1.3 14.0 11:20a N 11 62.5 80.8 3:40p 45.9 4:50a 7.4 5.0 0.01 0.7 14.0 1:55p S 12 66.0 84.2 5:00p 48.5 6:50a 5.4 6.4 0.00 0.5 13.0 2:45p S 13 68.0 83.0 5:10p 53.2 7:20a 3.3 6.2 0.00 0.4 11.0 10:40a SE 14 70.3 87.7 2:45p 53.3 6:10a 3.4 8.6 0.00 0.2 7.0 12:40p SE 15 71.9 87.9 4:35p 56.3 6:55a 2.2 9.1 0.00 0.3 10.0 1:50p E 16 72.1 89.9 5:10p 55.5 5:10a 2.7 9.7 0.00 0.4 10.0 5:15p SSW 17 75.1 90.5 3:45p 60.4 6:40a 0.7 10.8 0.00 1.2 13.0 12:20p NW 18 65.7 72.0 12:05a 62.3 5:45a 0.4 1.1 0.65 1.4 24.0 5:45a ENE 19 65.3 75.5 1:20p 57.2 6:40a 1.6 1.9 0.05 1.0 15.0 2:40p ENE 20 75.5 90.1 3:55p 62.0 12:40a 0.5 11.0 0.63 3.3 26.0 5:30p SSW 21 65.3 82.1 12:15a 51.4 12:00m 2.5 2.9 0.17 8.5 27.0 2:40a W 22 55.1 69.0 4:20p 42.2 6:55a 10.4 0.5 0.00 1.6 14.0 1:30a NE 23 57.7 74.7 4:30p 40.9 6:50a 9.5 2.2 0.00 0.5 13.0 1:10p SE 24 63.0 78.1 2:35p 46.4 6:00a 5.5 3.6 0.00 1.0 14.0 4:25p SE 25 64.4 80.2 2:35p 54.3 12:00m 3.0 2.5 0.28 2.5 22.0 10:50p NW 26 53.7 64.2 2:40p 42.6 11:50p 11.3 0.0 0.01 2.7 18.0 12:45a W 27 56.0 69.7 3:35p 38.8 6:15a 9.8 0.8 0.00 2.2 21.0 3:20p SSW 28 52.3 59.6 12:05a 40.0 11:30p 12.7 0.0 0.01 3.3 16.0 9:10a NW 29 44.7 54.3 2:40p 32.7 7:20a 20.3 0.0 0.12 0.9 10.0 9:10p ENE 30 52.2 57.6 2:25p 46.3 12:05a 12.8 0.0 0.30 3.2 16.0 11:00p ENE ------------------------------------------------------------------------------------- 64.7 90.5 17 32.7 29 147.4 138.5 7.72 2.1 27.0 8 ENE Max >= 90.0: 2 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 2.94 ON 09/02/18 Days of Rain: 12 (>.01 in) 10 (>.1 in) 2 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration