MONTHLY CLIMATOLOGICAL SUMMARY for JAN. 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 -7.5 -1.7 3:30p -14.2 6:40a 72.5 0.0 0.00 5.6 13.0 9:55a W 2 -1.8 10.2 12:00m -11.2 7:50a 66.8 0.0 0.00 5.2 20.0 8:25p SW 3 8.8 14.0 7:00a -5.4 11:30p 56.2 0.0 0.00 7.3 18.0 8:15a WNW 4 -3.8 8.6 3:15p -14.6 11:20p 68.8 0.0 0.00 3.7 14.0 12:15p NW 5 -5.6 8.2 2:35p -17.6 12:00m 70.6 0.0 0.00 3.1 17.0 1:30p NW 6 -2.9 12.2 2:20p -18.7 6:40a 67.9 0.0 0.00 1.2 15.0 11:15p N 7 22.5 31.9 10:40p 7.4 12:05a 42.5 0.0 0.00 5.5 20.0 9:40a SSW 8 32.0 38.6 1:20p 26.1 9:30p 33.0 0.0 0.06 4.5 18.0 1:55a WSW 9 28.5 35.7 3:05p 18.8 4:35a 36.5 0.0 0.00 2.1 17.0 11:55p SE 10 40.5 52.0 11:05p 30.6 12:05a 24.5 0.0 0.02 6.1 24.0 10:05p SSW 11 39.1 53.5 7:00a 17.3 10:30p 25.9 0.0 0.21 8.4 24.0 1:55a WNW 12 15.3 20.1 2:00p 7.9 12:00m 49.7 0.0 0.00 13.7 29.0 9:00a N 13 4.8 12.6 3:20p -2.4 12:00m 60.2 0.0 0.00 5.3 17.0 11:20a NNW 14 9.0 19.2 8:25p -5.8 6:05a 56.0 0.0 0.00 3.6 20.0 4:25p S 15 15.3 20.1 9:05a 9.2 10:40p 49.7 0.0 0.00 6.2 18.0 12:00p W 16 12.2 20.0 2:25p 2.9 10:30p 52.8 0.0 0.00 5.3 14.0 2:15p NW 17 10.1 19.0 3:20p -1.8 7:30a 54.9 0.0 0.00 5.4 21.0 6:40p WSW 18 23.0 31.5 3:20p 14.1 6:25a 42.0 0.0 0.02 4.9 18.0 11:20a SW 19 32.8 40.0 7:20p 22.3 3:20a 32.2 0.0 0.04 4.5 19.0 12:15p SSW 20 34.6 44.8 2:15p 21.6 8:00a 30.4 0.0 0.00 1.0 10.0 12:10a WSW 21 35.9 38.7 1:45p 31.6 2:40a 29.1 0.0 0.09 1.0 11.0 11:05p ENE 22 38.5 44.0 2:30p 33.7 12:00m 26.5 0.0 0.86 5.6 29.0 7:55a ENE 23 29.8 33.7 12:05a 27.4 11:35p 35.2 0.0 0.00 9.5 23.0 6:50a NW 24 26.9 29.6 2:20p 22.4 12:00m 38.1 0.0 0.00 3.6 12.0 4:00a NW 25 31.1 41.3 2:50p 21.0 1:20a 33.9 0.0 0.00 2.0 17.0 10:45a SSE 26 42.3 48.8 11:55a 28.9 12:10a 22.7 0.0 0.00 6.0 31.0 9:40p S 27 38.4 46.0 12:05a 30.2 12:00m 26.6 0.0 0.00 5.1 21.0 12:05a WSW 28 27.5 31.7 2:05a 23.8 7:15a 37.5 0.0 0.00 6.6 20.0 11:50p N 29 21.0 25.8 12:05a 11.6 11:25p 44.0 0.0 0.00 7.0 19.0 9:55a N 30 20.9 30.2 10:05p 7.4 7:25a 44.1 0.0 0.00 4.5 24.0 7:45p S 31 35.0 41.0 1:50p 30.1 12:05a 30.0 0.0 0.00 6.1 22.0 1:25a W ------------------------------------------------------------------------------------- 21.1 53.5 11 -18.7 6 1360.8 0.0 1.30 5.1 31.0 26 W Max >= 90.0: 0 Max <= 32.0: 18 Min <= 32.0: 30 Min <= 0.0: 9 Max Rain: 0.86 ON 01/22/18 Days of Rain: 7 (>.01 in) 2 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration