MONTHLY CLIMATOLOGICAL SUMMARY for JUL. 2021 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 71.5 81.4 3:25p 61.3 12:00m 0.4 6.8 0.00 4.2 18.0 10:45a ENE 2 65.0 76.3 3:10p 51.9 5:45a 4.1 4.1 0.00 2.9 16.0 2:40p ENE 3 69.8 85.0 4:30p 51.1 5:10a 3.8 8.6 0.00 3.1 15.0 10:20a NW 4 77.4 89.6 3:15p 65.6 4:55a 0.0 12.4 0.00 3.0 15.0 5:10p W 5 80.4 91.8 3:45p 68.5 1:45a 0.0 15.4 0.00 4.2 24.0 10:00a W 6 81.5 91.1 3:20p 73.8 5:20a 0.0 16.5 0.00 3.7 18.0 5:55p W 7 72.8 83.0 10:55a 63.9 10:20p 0.1 7.9 0.04 2.9 34.0 1:10p W 8 62.5 65.6 2:35p 57.5 12:00m 2.5 0.0 0.00 5.2 16.0 2:50a NNE 9 64.3 77.2 4:20p 51.9 4:10a 4.0 3.3 0.00 1.5 10.0 10:40a SSW 10 65.7 73.4 2:25p 56.4 3:25a 2.1 2.8 0.00 3.4 18.0 2:30p ENE 11 68.4 75.3 4:05p 63.0 3:20a 0.3 3.7 0.00 6.5 24.0 12:50p ENE 12 67.1 72.9 5:15p 63.0 4:25a 0.4 2.5 0.00 3.5 12.0 2:00p ENE 13 72.4 82.6 6:05p 64.9 4:10a 0.0 7.4 0.00 3.0 14.0 2:00p NNW 14 72.2 82.4 11:55a 60.3 5:45a 0.4 7.5 0.00 3.3 19.0 2:25p SSW 15 71.6 80.4 5:20p 65.0 12:00m 0.0 6.6 0.23 3.3 29.0 12:35a W 16 68.0 77.8 5:10p 58.0 12:00m 1.8 4.8 0.00 2.6 15.0 1:20p ENE 17 68.6 81.6 5:20p 55.9 2:45a 2.7 6.2 0.00 2.5 15.0 12:55p E 18 70.5 83.6 3:40p 56.3 2:00a 2.1 7.6 0.00 2.2 17.0 11:55a ENE 19 68.8 83.8 5:20p 52.7 5:25a 3.3 7.1 0.00 1.2 11.0 12:30p ENE 20 72.3 85.1 3:35p 56.8 5:50a 1.9 9.2 0.00 2.5 17.0 2:30p W 21 68.4 76.0 6:00p 63.2 4:05a 0.3 3.7 0.00 2.1 12.0 12:10p E 22 74.0 87.2 5:00p 62.7 1:40a 0.3 9.3 0.00 1.8 11.0 2:15p SSW 23 78.1 89.4 3:20p 68.2 6:40a 0.0 13.1 0.00 2.2 16.0 4:55p SSW 24 79.7 90.1 3:30p 67.1 12:00m 0.0 14.7 0.00 3.7 19.0 4:10p W 25 72.9 88.1 2:35p 56.0 6:00a 1.5 9.5 0.00 2.1 13.0 1:55p NW 26 73.4 91.1 4:05p 53.3 5:55a 2.9 11.3 0.00 1.5 14.0 4:10p W 27 73.6 85.4 3:45p 59.4 6:15a 0.6 9.2 0.00 2.0 17.0 1:15p W 28 78.4 87.5 4:20p 69.0 5:50a 0.0 13.4 0.05 2.0 15.0 3:45a W 29 77.6 86.4 4:55p 67.4 12:00m 0.0 12.6 0.27 5.3 30.0 2:00a W 30 66.9 73.3 3:10p 60.3 12:00m 0.6 2.5 0.00 2.3 15.0 8:35a ENE 31 66.8 79.5 4:05p 52.1 5:20a 3.4 5.3 0.01 2.4 13.0 2:20p W ------------------------------------------------------------------------------------- 71.6 91.8 5 51.1 3 39.5 245.0 0.60 3.0 34.0 7 ENE Max >= 90.0: 4 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.27 ON 07/29/21 Days of Rain: 4 (>.01 in) 2 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration