MONTHLY CLIMATOLOGICAL SUMMARY for JUL. 2025 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 83.5 4:45p 61.1 5:20a 0.3 8.5 0.00 3.3 18.0 2:45p NW 2 73.8 87.5 4:10p 58.6 5:30a 1.4 10.2 0.00 2.0 14.0 5:25p WNW 3 77.8 91.1 4:25p 61.4 5:35a 0.6 13.4 0.00 1.6 11.0 1:45p SSW 4 78.3 90.3 4:30p 69.3 7:25a 0.0 13.3 1.13 2.3 20.0 6:15a SSW 5 77.6 89.7 2:45p 68.3 1:30a 0.0 12.6 0.16 3.0 24.0 11:25a SSW 6 74.2 80.2 12:35p 67.5 11:45p 0.0 9.2 2.10 2.5 19.0 3:40p ENE 7 72.6 85.3 5:25p 59.8 5:40a 0.7 8.3 0.00 0.8 7.0 10:50a ENE 8 73.6 80.4 4:50p 65.8 5:30a 0.0 8.6 0.00 1.5 13.0 9:25a SSW 9 74.8 85.9 2:25p 62.7 6:10a 0.1 9.9 0.01 1.3 14.0 4:50p ENE 10 70.2 83.3 3:10p 61.2 5:50a 0.5 5.8 4.58 2.3 30.0 4:25p SE 11 72.6 84.8 3:05p 67.2 12:30a 0.0 7.6 1.18 2.4 28.0 6:25p SE 12 72.8 82.5 3:35p 65.8 5:25a 0.0 7.8 0.07 2.7 14.0 4:00p W 13 70.1 81.2 5:45p 59.6 5:35a 0.9 6.1 0.00 1.1 10.0 2:30p W 14 72.2 85.4 4:10p 56.9 5:45a 1.8 9.0 0.00 1.3 13.0 3:20p W 15 74.8 88.4 5:15p 58.6 5:25a 1.2 11.1 0.00 1.4 12.0 4:40p S 16 74.9 86.8 12:50p 64.9 6:10a 0.0 9.9 0.06 3.5 19.0 1:00p W 17 66.8 70.3 1:25p 60.5 12:00m 0.2 2.1 0.05 3.3 15.0 10:10a ENE 18 66.8 79.6 5:10p 50.9 6:15a 3.7 5.5 0.01 1.4 12.0 1:00p SSW 19 74.6 84.4 4:10p 68.7 5:30a 0.0 9.6 1.32 1.4 22.0 10:40a W 20 70.4 78.0 5:05p 60.7 12:00m 0.2 5.6 0.00 1.7 13.0 10:05a ENE 21 70.3 81.9 3:05p 56.8 5:15a 2.1 7.4 0.00 1.2 14.0 10:40a E 22 74.9 85.7 4:45p 62.3 5:20a 0.4 10.3 0.00 2.6 15.0 12:35p SSE 23 80.5 92.2 3:10p 71.5 5:10a 0.0 15.5 0.03 3.5 21.0 1:35p SSW 24 77.9 83.1 3:50p 71.1 11:35p 0.0 12.9 0.01 1.6 11.0 8:05a W 25 76.5 85.4 5:20p 66.0 6:10a 0.0 11.5 0.00 1.4 13.0 2:15p ENE 26 76.3 84.2 6:15p 70.2 12:00m 0.0 11.3 0.07 1.1 10.0 2:20p W 27 78.8 91.2 3:55p 66.5 5:30a 0.0 13.8 0.00 0.5 8.0 3:25p W 28 79.5 89.7 2:55p 70.5 11:40p 0.0 14.5 0.24 1.7 17.0 5:25a NNW 29 79.0 90.7 5:00p 68.1 2:25a 0.0 14.0 0.05 1.0 13.0 2:55a ENE 30 68.8 73.5 1:25p 62.2 12:00m 0.3 4.1 1.76 2.7 29.0 6:00a ENE 31 66.8 75.2 4:15p 57.8 12:00m 1.5 3.3 0.00 3.5 20.0 11:30a ENE ------------------------------------------------------------------------------------- 73.9 92.2 23 50.9 18 15.9 292.7 12.83 2.0 30.0 10 ENE Max >= 90.0: 5 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 4.58 ON 07/10/25 Days of Rain: 14 (>.01 in) 8 (>.1 in) 6 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration