MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2007 NAME: Collbran CITY: Collbran STATE: CO ELEV: 6000 ft LAT: 39° 12' 00" N LONG: 108° 00' 00" 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 38.9 48.5 11:30a 31.0 12:00m 25.3 0.0 0.53 4.1 32.0 6:00p WSW 2 28.2 39.7 2:00p 19.1 11:30p 35.6 0.0 0.02 1.5 18.0 1:00a ESE 3 27.3 43.1 4:30p 16.6 7:00a 35.2 0.0 0.00 1.8 12.0 11:00a SE 4 30.6 47.6 3:30p 17.8 6:30a 32.3 0.0 0.00 1.2 9.0 2:00p SE 5 33.3 47.8 3:30p 20.1 7:30a 31.0 0.0 0.00 1.0 9.0 1:00p SE 6 35.9 42.8 12:30p 30.0 7:30a 28.6 0.0 0.14 0.6 9.0 3:30p SE 7 36.8 42.2 3:30p 32.9 4:00a 27.4 0.0 0.38 1.2 12.0 12:00m SE 8 33.7 39.0 2:00p 24.1 12:00m 33.5 0.0 0.00 1.5 17.0 8:30p WSW 9 27.1 37.5 3:30p 17.7 12:00m 37.4 0.0 0.09 1.2 13.0 12:00p WSW 10 24.8 30.0 2:00p 16.6 5:30a 41.7 0.0 0.01 1.0 10.0 10:30a ESE 11 23.0 27.6 12:30a 16.5 9:00p 43.0 0.0 0.00 1.0 10.0 12:00p W 12 19.4 30.2 1:30p 6.9 11:30p 46.5 0.0 0.19 0.6 6.0 9:00p ESE 13 17.6 27.7 3:00p 5.6 6:30a 48.3 0.0 0.02 0.9 7.0 12:00p SE 14 16.6 25.6 2:30p 0.9 12:00m 51.8 0.0 0.01 1.3 10.0 1:30p SW 15 9.8 24.4 3:00p -5.8 7:00a 55.7 0.0 0.00 1.2 9.0 10:00a ESE 16 18.3 32.4 3:30p 6.3 11:00p 45.6 0.0 0.02 1.2 9.0 1:00p SE 17 20.3 33.9 2:00p 6.6 2:30a 44.8 0.0 0.01 1.3 9.0 1:30p SE 18 24.2 37.3 2:30p 9.9 2:00a 41.4 0.0 0.00 0.9 7.0 12:00p SE 19 29.2 35.8 11:00a 24.2 8:30a 35.0 0.0 0.00 1.3 14.0 12:00p SE 20 28.6 37.4 2:00p 17.0 4:30a 37.8 0.0 0.00 1.0 10.0 11:30a SE 21 26.8 40.3 3:00a 13.1 11:00p 38.3 0.0 0.01 3.5 24.0 5:00a SE 22 14.5 27.5 3:00p 1.5 8:00a 50.5 0.0 0.01 1.6 7.0 6:00a E 23 19.9 30.6 1:30p 11.7 2:30a 43.8 0.0 0.00 1.3 9.0 2:30p SE 24 25.7 37.5 2:30p 13.5 12:30a 39.5 0.0 0.00 1.4 12.0 11:00p WSW 25 21.7 27.9 3:30p 7.8 11:00p 47.2 0.0 0.06 2.4 13.0 4:30a SW 26 12.7 23.4 3:00p -3.2 6:00a 54.9 0.0 0.02 1.1 10.0 11:30a E 27 13.1 20.4 2:30p -4.6 12:00m 57.1 0.0 0.00 1.2 15.0 1:30p SW 28 5.6 18.3 2:30p -8.0 8:00a 59.8 0.0 0.00 0.9 9.0 5:00a SE 29 14.2 26.4 3:30p -0.6 2:00a 52.1 0.0 0.00 0.9 7.0 3:00p SE 30 21.7 27.8 3:30p 8.7 2:30a 46.8 0.0 0.01 1.5 14.0 9:30p W 31 11.7 25.8 1:30p -0.5 7:30a 52.3 0.0 0.00 1.8 14.0 2:30p E ------------------------------------------------------------------------------------- 22.9 48.5 1 -8.0 28 1320.1 0.0 1.53 1.4 32.0 1 SE Max >= 90.0: 0 Max <= 32.0: 15 Min <= 32.0: 30 Min <= 0.0: 6 Max Rain: 0.53 ON 12/01/07 Days of Rain: 10 (>.01 in) 4 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: (High + Low) / 2