MONTHLY CLIMATOLOGICAL SUMMARY for MAY. 2018 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 71.2 82.3 4:55p 59.0 5:30a 1.1 7.4 0.00 7.3 30.0 5:35p SSW 2 73.4 83.2 4:50p 61.6 11:45p 0.2 8.6 0.14 6.9 31.0 8:25p SSW 3 65.0 72.6 3:30p 60.0 2:20a 1.6 1.6 0.47 2.2 25.0 11:30p SSW 4 65.5 75.3 5:50p 56.4 6:10a 2.3 2.8 0.01 8.1 33.0 5:45a W 5 65.2 81.6 4:25p 43.3 5:40a 5.9 6.1 0.00 4.3 23.0 1:05p W 6 64.4 74.7 3:55p 51.9 11:55p 3.3 2.7 0.12 5.8 31.0 1:50a NE 7 61.5 78.2 4:45p 41.2 6:25a 7.6 4.1 0.00 1.6 16.0 3:05p SW 8 67.7 81.2 3:45p 46.9 6:25a 4.1 6.8 0.00 2.2 21.0 2:50p SSE 9 65.0 79.7 3:35p 56.0 8:50a 2.7 2.7 0.64 5.3 33.0 4:05p SSE 10 63.1 71.8 4:25p 54.6 4:05a 3.5 1.6 0.00 5.0 16.0 1:30p NNW 11 44.6 57.9 12:05a 40.8 8:35a 20.4 0.0 0.15 9.8 25.0 2:50a ENE 12 47.0 52.2 4:05p 42.8 6:50a 18.0 0.0 0.33 7.7 23.0 8:55a ENE 13 53.4 61.2 6:20p 46.2 6:45a 11.6 0.0 0.10 2.1 15.0 6:20a ENE 14 65.1 76.6 5:15p 56.0 12:30a 3.3 3.3 0.48 1.8 16.0 4:30a SSW 15 65.4 77.8 3:45p 51.5 11:50p 2.4 2.9 0.00 2.1 13.0 8:25a ENE 16 64.0 82.4 4:15p 43.6 5:35a 6.9 5.9 0.00 0.7 11.0 3:05p SE 17 64.8 79.8 4:15p 49.6 5:55a 4.9 4.7 0.00 2.8 17.0 4:50p ENE 18 62.8 78.4 2:20p 50.2 5:35a 5.6 3.5 0.07 3.2 20.0 3:10p ENE 19 64.1 75.4 6:00p 58.1 5:25a 3.0 2.2 0.06 1.3 12.0 4:40p ENE 20 53.7 64.0 12:05a 46.6 8:55a 11.3 0.0 0.45 5.2 23.0 2:35a ENE 21 55.9 62.2 4:00p 48.8 5:00a 9.1 0.0 0.36 0.8 11.0 11:15a ENE 22 60.9 69.5 4:55p 53.9 6:50a 4.8 0.7 0.02 2.1 12.0 4:55p NNE 23 66.0 81.2 5:00p 50.1 5:30a 4.6 5.6 0.00 0.7 11.0 2:00p S 24 72.8 87.5 4:25p 54.0 5:40a 2.6 10.4 0.00 1.5 16.0 12:40p S 25 73.0 88.6 2:05p 57.9 5:10a 1.1 9.1 0.02 1.6 21.0 3:15p SSW 26 76.9 91.3 5:15p 61.7 5:45a 0.2 12.1 0.00 1.3 23.0 1:00a W 27 79.9 96.9 5:35p 61.1 5:15a 0.5 15.4 0.00 0.6 12.0 10:35a SSW 28 80.3 93.9 5:30p 64.3 5:50a 0.0 15.3 0.00 2.8 26.0 12:00p NE 29 78.8 92.0 4:05p 64.2 5:50a 0.0 13.9 0.00 1.7 15.0 4:45p SE 30 72.2 83.4 5:35p 67.4 5:00a 0.0 7.2 0.84 0.4 14.0 7:25p SSW 31 75.4 85.2 5:05p 66.7 4:45a 0.0 10.4 0.00 2.4 17.0 4:45p W ------------------------------------------------------------------------------------- 65.8 96.9 27 40.8 11 142.6 167.0 4.26 3.3 33.0 4 ENE Max >= 90.0: 4 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.84 ON 05/30/18 Days of Rain: 15 (>.01 in) 10 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration