MONTHLY CLIMATOLOGICAL SUMMARY for APR. 2015 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 53.5 76.5 4:20p 27.1 6:50a 14.3 2.8 0.00 5.3 30.0 3:45p S 2 56.4 67.4 4:15p 48.2 4:45a 8.8 0.2 0.05 5.2 24.0 3:05p WNW 3 43.9 52.8 12:10a 26.9 11:50p 21.1 0.0 0.00 7.3 23.0 3:55p NW 4 41.2 59.5 4:40p 24.3 1:20a 23.8 0.0 0.00 5.9 28.0 2:05p W 5 52.2 68.6 4:10p 37.1 12:00m 13.2 0.4 0.00 4.3 20.0 10:25a SSW 6 46.5 64.1 1:25p 25.7 6:20a 18.5 0.0 0.00 4.0 24.0 7:35p E 7 44.1 51.4 3:05p 40.5 6:15a 20.9 0.0 0.00 12.4 28.0 3:00p ENE 8 44.6 50.8 4:30p 40.8 6:35a 20.4 0.0 0.04 8.2 22.0 5:25p ENE 9 49.8 61.5 9:20p 42.1 12:05a 15.2 0.0 0.36 5.9 36.0 10:40p E 10 44.1 58.9 1:45p 33.2 11:35p 20.9 0.0 0.01 10.7 37.0 3:30p WNW 11 48.7 64.2 5:25p 32.5 4:10a 16.3 0.0 0.00 3.1 17.0 12:30p W 12 55.4 68.1 1:05p 40.9 6:25a 9.9 0.3 0.00 4.7 25.0 11:30a S 13 56.2 65.7 4:15p 37.6 11:55p 8.8 0.0 0.17 8.4 28.0 12:20p WNW 14 49.9 69.0 4:15p 27.7 6:25a 15.7 0.7 0.00 1.9 13.0 1:55p W 15 53.0 70.7 3:35p 32.2 6:05a 12.9 0.9 0.00 4.8 24.0 4:25p E 16 56.7 72.5 5:20p 42.9 12:35a 9.7 1.4 0.00 1.7 11.0 3:40p E 17 61.5 78.6 4:00p 42.7 2:15a 8.0 4.5 0.00 1.9 13.0 11:50a WSW 18 58.5 72.3 3:20p 43.9 6:50a 8.1 1.6 0.00 5.9 33.0 8:45a E 19 58.8 76.1 2:35p 47.4 5:55a 8.3 2.1 0.18 4.5 20.0 9:50a ESE 20 45.8 50.8 4:50a 39.3 12:00m 19.2 0.0 0.16 11.7 34.0 8:50a W 21 41.1 47.8 1:25p 36.0 11:45p 23.9 0.0 0.00 12.8 39.0 10:00a W 22 39.2 47.6 6:00p 31.6 10:40p 25.8 0.0 0.00 10.5 28.0 1:25p WNW 23 40.5 55.2 4:45p 24.8 6:15a 24.5 0.0 0.00 5.9 25.0 12:55p WNW 24 39.5 54.7 11:25a 21.1 5:35a 25.5 0.0 0.21 3.4 18.0 4:15p ENE 25 44.2 49.6 3:15p 37.3 12:00m 20.8 0.0 0.00 9.0 31.0 3:30p ENE 26 45.6 60.1 5:10p 30.4 6:15a 19.4 0.0 0.00 5.1 25.0 2:20p NE 27 48.5 66.2 5:40p 28.5 5:40a 16.5 0.1 0.00 5.1 25.0 12:25p SW 28 49.4 66.7 4:40p 27.6 6:15a 15.7 0.1 0.00 3.2 19.0 3:05p E 29 51.3 69.5 4:30p 31.2 5:40a 14.1 0.4 0.00 3.2 19.0 5:55p ENE 30 47.3 61.3 5:45p 31.6 4:10a 17.7 0.0 0.00 6.7 24.0 1:10p N ------------------------------------------------------------------------------------- 48.9 78.6 17 21.1 24 497.9 15.5 1.18 6.1 39.0 21 W Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 13 Min <= 0.0: 0 Max Rain: 0.36 ON 04/09/15 Days of Rain: 7 (>.01 in) 5 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration