MONTHLY CLIMATOLOGICAL SUMMARY for MAY. 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 45.5 54.5 4:45p 40.1 4:35a 19.5 0.0 0.00 15.5 35.0 9:05a NW 2 49.0 58.1 1:10p 40.5 11:50p 16.0 0.0 0.00 13.4 34.0 1:00p NNW 3 47.5 62.6 6:10p 33.0 5:35a 17.5 0.0 0.00 4.7 18.0 1:15p NNW 4 56.9 74.9 4:55p 32.6 6:15a 10.9 2.7 0.00 3.6 19.0 11:25a SW 5 63.9 76.6 4:35p 48.3 6:25a 4.5 3.4 0.04 4.0 20.0 12:40p S 6 63.7 77.2 5:40p 55.1 6:05a 4.1 2.8 0.12 4.2 21.0 8:55p SE 7 71.6 86.1 4:25p 54.2 6:20a 1.5 8.0 0.00 4.2 21.0 9:45p SE 8 57.8 65.0 12:05a 53.9 11:35p 7.2 0.0 0.67 5.1 19.0 2:40p ENE 9 59.1 71.8 4:50p 48.9 4:10a 7.1 1.2 0.01 1.9 13.0 12:35a ENE 10 62.6 78.4 5:20p 44.9 6:25a 6.7 4.4 0.00 2.0 15.0 2:20p SSE 11 66.8 83.0 3:40p 45.4 6:20a 5.4 7.3 0.00 2.4 16.0 11:35a SE 12 66.2 74.8 1:35p 59.4 11:45p 1.0 2.2 0.39 2.1 14.0 2:30p ESE 13 64.3 73.5 2:55p 57.9 4:05a 2.6 1.9 0.01 5.5 22.0 2:20p E 14 55.5 61.1 12:35a 52.1 12:00m 9.5 0.0 0.21 6.4 21.0 10:15a E 15 58.1 71.5 4:35p 45.6 6:10a 8.2 1.3 0.00 3.0 13.0 12:10a ENE 16 62.2 80.0 4:10p 46.0 5:25a 7.3 4.5 0.00 4.8 20.0 3:30p NW 17 54.2 66.6 4:35p 43.5 6:00a 10.9 0.1 0.00 4.7 16.0 12:45a ENE 18 59.7 75.8 5:25p 39.4 5:45a 8.4 3.1 0.00 3.0 17.0 3:05p SSE 19 61.0 67.7 1:20a 45.7 11:35p 4.2 0.2 0.21 6.5 21.0 1:10p NNW 20 58.6 73.1 5:25p 44.5 5:00a 8.1 1.8 0.00 5.8 23.0 10:55a N 21 63.5 79.6 5:35p 43.6 5:30a 6.6 5.1 0.00 2.2 15.0 1:30p W 22 65.9 82.9 4:50p 44.7 6:00a 6.1 7.0 0.00 1.3 13.0 12:55p SSE 23 66.7 85.0 4:40p 45.9 5:55a 5.6 7.3 0.00 1.3 14.0 12:55p W 24 62.8 76.1 2:20p 49.2 5:45a 5.1 2.9 0.00 5.5 22.0 9:25a ENE 25 57.2 70.7 3:45p 40.9 12:00m 8.8 0.9 0.00 4.7 22.0 5:45p E 26 56.7 76.4 4:30p 35.6 5:25a 11.1 2.8 0.00 2.1 20.0 2:45p E 27 60.1 78.5 4:40p 38.4 5:40a 9.2 4.4 0.00 2.1 19.0 1:10p ESE 28 65.4 83.7 4:25p 45.1 5:40a 6.3 6.7 0.00 1.7 15.0 2:40p SE 29 66.7 86.0 5:10p 43.6 5:35a 6.5 8.2 0.00 1.4 15.0 4:40p ESE 30 71.8 89.9 4:35p 49.5 4:55a 4.0 10.8 0.00 1.8 15.0 6:00p SE 31 74.1 92.3 5:10p 55.8 6:00a 1.6 10.7 0.00 1.9 25.0 5:40p SSE ------------------------------------------------------------------------------------- 61.1 92.3 31 32.6 4 231.5 111.7 1.66 4.2 35.0 1 E Max >= 90.0: 1 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.67 ON 05/08/23 Days of Rain: 6 (>.01 in) 5 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration