MONTHLY CLIMATOLOGICAL SUMMARY for JAN. 2002 NAME: grrec CITY: Grand Rapids STATE: Michigan ELEV: 740 feet LAT: 42° 58' 0" N LONG: 85° 30' 30" 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 22.2 29.8 3:00p 12.8 9:00a 43.7 0.0 0.00 1.7 9.0 5:00p NW 2 23.3 30.9 2:00p 13.9 9:00a 42.6 0.0 0.00 3.1 14.0 12:00p NNW 3 23.6 29.6 3:00p 16.7 8:00a 41.8 0.0 0.00 5.3 24.0 2:00p W 4 29.3 37.3 11:00p 20.6 1:00a 36.0 0.0 0.00 9.9 32.0 4:00p SSW 5 35.2 37.2 2:00a 32.4 11:00a 30.2 0.0 0.00 8.3 21.0 1:00p SSW 6 33.8 35.9 4:00p 26.8 12:00m 33.7 0.0 0.00 9.6 31.0 7:00p NNW 7 24.7 29.4 12:00m 20.3 9:00a 40.2 0.0 0.00 7.0 28.0 2:00a NW 8 31.1 39.2 12:00m 24.0 9:00a 33.4 0.0 0.00 11.2 28.0 1:00p SSW 9 42.9 47.0 10:00p 39.0 1:00a 22.0 0.0 0.00 10.6 30.0 8:00a SW 10 40.3 44.4 1:00a 37.1 9:00a 24.3 0.0 0.00 6.8 23.0 1:00p W 11 37.4 38.9 3:00p 35.6 10:00a 27.8 0.0 0.00 9.4 24.0 7:00a W 12 35.4 37.8 1:00a 33.4 9:00a 29.4 0.0 0.07 10.3 31.0 7:00p SSW 13 36.0 40.2 6:00p 32.0 8:00a 28.9 0.0 0.00 5.9 24.0 1:00a W 14 38.7 45.7 2:00p 35.2 10:00a 24.5 0.0 0.03 6.1 27.0 5:00a ESE 15 33.5 37.8 1:00a 31.4 7:00p 30.4 0.0 0.04 7.7 31.0 3:00p NW 16 31.8 33.7 10:00p 29.1 12:00m 33.6 0.0 0.22 6.9 31.0 12:00m S 17 25.8 29.5 2:00a 24.2 10:00a 38.2 0.0 0.00 7.5 32.0 5:00a WSW 18 21.9 26.9 1:00a 18.4 12:00m 42.3 0.0 0.00 7.2 27.0 3:00a W 19 24.7 32.2 12:00m 18.6 1:00a 39.6 0.0 0.00 7.1 26.0 10:00p S 20 33.6 37.5 5:00p 30.7 12:00m 30.9 0.0 0.00 9.3 30.0 12:00p SSE 21 32.0 36.1 12:00p 28.4 2:00a 32.8 0.0 0.00 7.6 40.0 5:00p W 22 42.4 52.7 5:00p 31.8 3:00a 22.8 0.0 0.00 10.1 28.0 9:00p S 23 43.4 47.1 1:00a 34.9 12:00m 24.0 0.0 0.01 7.2 22.0 2:00a S 24 32.5 35.5 5:00p 29.6 12:00p 32.5 0.0 0.00 9.5 27.0 12:00p N 25 40.1 47.0 5:00p 32.4 1:00a 25.3 0.0 0.00 12.1 41.0 5:00p SW 26 42.0 48.2 3:00p 38.6 8:00a 21.6 0.0 0.00 11.5 36.0 1:00a SSW 27 28 29 30 31 ------------------------------------------------------------------------------------- 33.0 52.7 22 12.8 1 832.3 0.0 0.37 8.0 41.0 25 SSW Max >= 90.0: 0 Max <= 32.0: 6 Min <= 32.0: 17 Min <= 0.0: 0 Max Rain: 0.22 ON 1/16/02 Days of Rain: 4 (>.01 in) 1 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: (High + Low) / 2