MONTHLY CLIMATOLOGICAL SUMMARY for SEP. 2020 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 62.9 70.8 5:30p 48.6 6:35a 4.3 2.2 0.08 1.9 14.0 11:55p E 2 70.1 82.0 5:10p 53.8 11:50p 1.2 6.4 0.18 3.8 21.0 3:15p W 3 65.4 78.3 1:05p 51.7 1:45a 4.1 4.5 0.00 4.8 30.0 3:10p WNW 4 60.3 78.0 5:00p 43.0 6:40a 8.4 3.7 0.00 3.1 20.0 1:00p W 5 65.2 77.9 3:15p 51.8 11:55p 3.7 3.9 0.00 4.0 20.0 1:00p NNW 6 68.1 80.9 3:45p 51.2 12:35a 3.1 6.2 0.91 5.3 25.0 3:25p SSW 7 64.5 75.4 12:05a 55.8 12:00m 2.2 1.7 0.15 5.9 21.0 10:05a NE 8 53.3 56.0 12:05a 50.8 12:00m 11.7 0.0 1.88 9.2 26.0 6:55p NE 9 52.0 55.5 2:45p 49.2 11:05p 13.0 0.0 0.18 8.3 21.0 12:20a NE 10 52.6 56.3 1:35p 48.5 3:00a 12.4 0.0 0.24 6.4 20.0 12:15p NE 11 56.9 59.5 6:50p 53.3 1:50a 8.1 0.0 0.60 3.5 18.0 7:30a ENE 12 63.9 68.7 2:45p 55.5 12:00m 1.8 0.7 0.10 3.2 20.0 11:20a W 13 62.1 73.1 3:55p 53.1 11:50p 4.9 1.9 0.01 3.2 15.0 10:20a NNW 14 60.5 74.8 3:55p 49.0 4:15a 7.0 2.5 0.00 1.1 10.0 2:00p S 15 64.5 80.3 4:00p 48.1 6:35a 5.2 4.7 0.01 2.5 17.0 1:30p SSW 16 66.4 79.9 1:55p 57.5 3:35a 2.7 4.1 0.00 4.1 18.0 3:40p W 17 59.8 69.8 3:15p 48.4 12:00m 6.1 0.9 0.00 4.7 18.0 10:40a NNE 18 53.0 64.2 5:00p 41.1 12:00m 12.0 0.0 0.00 2.7 19.0 2:00p ENE 19 50.0 67.4 4:35p 34.3 7:05a 15.3 0.2 0.00 1.5 12.0 1:30p SSE 20 53.5 71.2 3:45p 36.8 7:00a 12.8 1.3 0.00 2.1 20.0 1:25p SSE 21 56.8 74.8 4:05p 41.1 2:20a 10.6 2.4 0.00 2.2 14.0 12:00p SSW 22 60.8 79.1 5:00p 47.2 3:35a 8.1 3.9 0.00 1.2 12.0 12:55p W 23 60.6 78.2 3:05p 45.8 6:35a 8.2 3.8 0.00 1.2 12.0 2:15p W 24 62.7 77.9 3:45p 46.5 6:35a 5.9 3.7 0.00 2.2 15.0 1:05p SSW 25 67.1 78.9 2:55p 52.0 6:25a 3.0 5.0 0.00 3.4 19.0 12:10p SSW 26 69.5 76.2 8:30p 62.6 7:15a 0.4 4.9 0.00 5.6 24.0 11:20p SSW 27 63.2 73.6 12:05a 53.5 12:00m 3.9 2.2 0.32 3.9 21.0 2:25p W 28 53.4 61.2 2:05p 46.5 12:00m 11.6 0.0 0.02 4.4 25.0 5:20p W 29 49.2 56.9 2:45p 40.5 6:05a 15.8 0.0 0.01 2.6 15.0 2:40p W 30 54.1 63.4 4:50p 46.7 4:45a 10.9 0.0 0.00 6.9 31.0 11:50a NW ------------------------------------------------------------------------------------- 60.1 82.0 2 34.3 19 218.4 70.8 4.69 3.8 31.0 30 W Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 1.88 ON 09/08/20 Days of Rain: 11 (>.01 in) 8 (>.1 in) 1 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration