MONTHLY CLIMATOLOGICAL SUMMARY for OCT. 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 68.2 87.0 2:50p 50.1 7:20a 4.7 7.9 0.00 1.6 16.0 2:10p S 2 71.6 80.6 3:15p 64.9 7:40a 0.0 6.6 0.06 1.7 12.0 2:05p SSW 3 67.9 75.1 2:20p 62.4 6:50a 0.3 3.2 0.60 3.2 15.0 8:20p NNW 4 65.4 71.8 3:30p 59.4 10:40p 1.0 1.4 0.00 5.5 18.0 4:50p N 5 64.5 70.2 3:15p 59.3 12:15a 1.6 1.1 0.00 4.9 18.0 12:50p ENE 6 66.3 75.5 3:55p 62.6 12:20a 0.8 2.1 0.00 3.6 17.0 12:25p E 7 65.8 74.6 5:15p 61.0 11:55p 0.8 1.6 0.76 2.2 9.0 1:15a ENE 8 64.1 72.5 2:20p 58.6 1:30a 2.3 1.4 0.03 1.3 10.0 2:45p W 9 68.8 81.4 3:25p 55.3 7:00a 2.2 6.0 0.01 2.1 15.0 2:00p SE 10 70.4 72.5 12:45p 67.0 8:15a 0.0 5.4 0.05 4.7 19.0 9:05a S 11 64.6 70.3 1:15a 60.3 7:50a 1.1 0.7 0.89 1.9 17.0 3:45p E 12 60.2 63.5 5:00p 50.8 12:00m 4.8 0.0 0.13 3.8 14.0 8:30a W 13 58.4 69.1 10:55p 49.1 1:50a 7.1 0.5 0.34 3.1 26.0 4:15p SSE 14 60.5 69.9 5:05p 43.4 12:00m 5.5 1.0 0.00 2.5 15.0 12:45p W 15 50.3 59.7 3:15p 42.7 1:40a 14.7 0.0 0.00 3.1 14.0 3:20p NW 16 48.6 59.4 2:50p 39.4 7:20a 16.4 0.0 0.00 5.9 26.0 12:10p W 17 47.7 65.9 3:15p 33.0 7:40a 17.4 0.0 0.00 2.3 18.0 3:10p WNW 18 50.8 74.0 2:40p 33.7 7:35a 16.0 1.8 0.00 0.9 12.0 12:25p SSW 19 54.7 72.4 3:30p 36.9 7:25a 11.8 1.6 0.00 2.0 21.0 2:40p SSW 20 59.5 74.0 3:25p 42.3 7:20a 7.4 1.9 0.00 2.6 17.0 2:15p S 21 50.0 61.3 12:05a 39.2 11:45p 15.0 0.0 0.16 5.9 18.0 12:55p W 22 40.9 51.3 3:15p 31.8 4:55a 24.1 0.0 0.01 1.3 11.0 12:50p NNW 23 40.0 54.2 3:15p 28.0 7:35a 25.0 0.0 0.00 0.9 11.0 12:30p NNE 24 40.5 50.0 1:15p 29.9 12:10a 24.5 0.0 0.78 5.1 31.0 11:05p E 25 46.9 53.9 3:50p 37.3 12:00m 18.1 0.0 0.30 12.5 33.0 1:45a NNE 26 42.7 57.4 3:20p 31.1 7:50a 22.3 0.0 0.01 1.0 10.0 9:00a ENE 27 44.1 58.4 2:50p 30.5 6:15a 20.9 0.0 0.00 2.3 21.0 11:45a SE 28 49.1 51.9 7:25p 43.8 1:40a 15.9 0.0 0.49 5.9 21.0 5:20p ENE 29 52.0 53.6 8:10p 50.1 8:10a 13.0 0.0 0.10 13.8 32.0 4:20p NNE 30 49.6 59.0 2:00p 36.6 11:50p 15.4 0.0 0.00 6.5 23.0 12:20a NNE 31 42.9 52.5 2:40p 34.1 9:25p 22.1 0.0 0.01 6.6 28.0 3:35p NW ------------------------------------------------------------------------------------- 55.7 87.0 1 28.0 23 332.2 44.2 4.73 3.9 33.0 25 W Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 5 Min <= 0.0: 0 Max Rain: 0.89 ON 10/11/21 Days of Rain: 13 (>.01 in) 9 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration