MONTHLY CLIMATOLOGICAL SUMMARY for OCT. 2023 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 69.5 86.4 3:30p 55.5 6:50a 2.8 7.3 0.00 1.3 13.0 3:30p SSE 2 66.3 84.8 3:00p 50.6 7:15a 5.2 6.6 0.00 1.3 16.0 3:10p W 3 68.5 85.1 3:10p 49.5 7:10a 4.6 8.1 0.00 2.4 17.0 11:55a SSE 4 73.0 81.1 2:05p 63.3 8:50p 0.0 8.0 0.00 3.6 21.0 12:40p W 5 63.5 75.6 3:00p 52.6 7:50a 3.9 2.4 0.00 3.1 20.0 4:20p WNW 6 48.8 55.1 12:05a 44.3 1:15p 16.2 0.0 0.04 5.8 29.0 3:00p W 7 46.5 57.7 3:05p 34.8 12:00m 18.5 0.0 0.01 5.5 19.0 11:00a NW 8 46.6 56.9 2:30p 33.9 1:15a 18.4 0.0 0.00 1.6 13.0 2:35p NW 9 46.7 56.9 3:40p 35.8 10:55p 18.3 0.0 0.00 4.2 23.0 2:05p NW 10 45.9 61.3 5:00p 33.1 4:05a 19.1 0.0 0.00 3.8 22.0 12:35p W 11 46.6 66.5 2:35p 27.0 7:10a 18.4 0.1 0.41 0.9 14.0 5:45p SW 12 52.5 55.0 3:05p 49.7 12:05a 12.5 0.0 0.13 4.1 21.0 10:15p ENE 13 54.0 55.9 2:50a 51.8 11:55p 11.0 0.0 0.94 4.7 22.0 12:00m E 14 51.0 54.4 2:30p 48.1 12:00m 14.0 0.0 0.43 9.4 32.0 3:10a NNE 15 49.1 57.8 4:40p 40.9 7:00a 15.9 0.0 0.01 6.8 22.0 10:40a N 16 45.3 56.0 5:15p 34.2 12:00m 19.7 0.0 0.00 4.0 17.0 10:05a N 17 45.1 63.5 3:20p 30.3 7:30a 19.9 0.0 0.00 1.3 12.0 2:45p WNW 18 51.8 66.3 1:35p 37.0 3:05a 13.2 0.0 0.05 2.9 26.0 1:50p SSW 19 53.7 62.0 1:30p 47.4 8:10a 11.3 0.0 0.17 3.4 17.0 4:25p WNW 20 51.4 62.1 3:20p 38.9 11:50p 13.6 0.0 0.00 6.1 22.0 3:00p NW 21 49.4 61.2 11:40a 36.9 2:35a 15.6 0.0 0.00 7.2 30.0 1:00p NNW 22 43.9 57.7 3:20p 33.0 7:40a 21.1 0.0 0.00 1.8 13.0 3:15a NE 23 53.6 67.4 4:45p 33.8 12:05a 11.6 0.2 0.00 3.8 26.0 1:40p SSE 24 68.8 81.5 3:10p 60.4 12:15a 1.3 5.1 0.00 5.4 31.0 4:15p SSW 25 62.8 68.4 12:05a 60.9 9:20a 2.3 0.1 0.03 2.6 16.0 7:45a SSW 26 63.5 65.6 10:30p 61.3 1:45a 1.5 0.0 0.68 4.2 19.0 8:10a SSW 27 57.1 67.8 12:40p 39.8 11:25p 8.3 0.4 0.01 7.0 21.0 1:10p SW 28 41.4 49.0 3:15p 37.7 7:45a 23.6 0.0 0.00 6.3 22.0 7:45p NNE 29 38.2 40.4 4:20p 33.3 12:00m 26.8 0.0 0.00 7.7 20.0 10:55a NNE 30 31.2 38.6 2:20p 24.1 9:15p 33.8 0.0 0.00 5.4 22.0 2:05p NW 31 31.6 35.9 5:20p 27.1 12:20a 33.4 0.0 0.00 7.3 26.0 1:00p NNW ------------------------------------------------------------------------------------- 52.2 86.4 1 24.1 30 435.8 38.3 2.91 4.4 32.0 14 NW Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 4 Min <= 0.0: 0 Max Rain: 0.94 ON 10/13/23 Days of Rain: 9 (>.01 in) 6 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration