MONTHLY CLIMATOLOGICAL SUMMARY for SEP. 2025 NAME: FTC CITY: Fort Collins STATE: Colorado ELEV: 5007 ft LAT: 40° 30' 03" N LONG: 105° 04' 04" 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 68.2 83.9 3:15p 52.5 6:30a 0.0 8.2 0.00 0.7 14.0 3:15p N 2 68.7 85.0 3:00p 52.4 6:45a 0.0 8.7 0.00 0.5 11.0 4:15p ESE 3 68.9 86.8 2:30p 51.1 6:45a 0.0 8.9 0.00 1.2 15.0 10:30a N 4 69.3 86.1 2:15p 52.6 5:30a 0.0 9.3 0.00 1.0 21.0 6:15p NNE 5 58.3 65.9 4:45p 50.8 12:00m 1.7 0.0 0.01 0.8 12.0 1:00p SE 6 59.8 75.4 5:15p 44.1 6:30a 0.3 0.0 0.00 1.0 12.0 11:15a SE 7 69.3 81.3 3:30p 57.3 4:45a 0.0 9.3 0.07 0.5 11.0 2:00p NNW 8 68.8 83.7 2:30p 54.0 6:30a 0.0 8.8 0.01 1.0 19.0 6:30p ESE 9 67.8 82.7 2:15p 52.8 6:45a 0.0 7.8 0.00 0.5 15.0 5:45p N 10 70.7 87.4 4:00p 54.0 7:15a 0.0 10.7 0.00 0.8 11.0 2:15p N 11 73.8 85.5 1:30p 62.1 7:15a 0.0 13.8 0.00 1.2 21.0 3:30p NNW 12 66.4 78.3 4:15p 54.4 6:30a 0.0 6.4 0.00 0.3 8.0 2:45p WSW 13 64.6 74.7 1:30p 54.6 7:30a 0.0 4.6 0.02 0.5 10.0 4:15p N 14 64.1 72.2 4:45p 55.9 12:00m 0.0 4.1 0.02 1.5 16.0 2:30a NNW 15 65.6 83.3 3:30p 47.8 6:45a 0.0 5.6 0.00 0.6 11.0 2:15p ESE 16 66.0 78.9 1:45p 53.1 12:00m 0.0 6.0 0.86 1.8 17.0 11:30a NNW 17 55.3 64.4 3:15p 46.3 7:00a 4.7 0.0 0.02 0.6 12.0 3:30p NNW 18 60.3 72.2 4:00p 48.3 7:15a 0.0 0.3 0.00 0.6 9.0 11:45a SSE 19 61.6 77.8 3:45p 45.3 6:30a 0.0 1.6 0.00 0.5 10.0 1:00p E 20 66.8 77.6 4:00p 55.9 7:45a 0.0 6.8 0.02 0.2 11.0 6:00p E 21 65.3 80.0 3:00p 50.6 6:15a 0.0 5.3 0.00 0.7 12.0 4:00p SE 22 64.2 75.4 1:30p 52.9 9:45p 0.0 4.2 0.13 0.8 25.0 5:15p NNW 23 52.2 54.8 1:15a 49.5 12:15p 7.8 0.0 1.09 0.8 10.0 1:00a NNW 24 57.2 68.3 4:00p 46.0 7:00a 2.8 0.0 0.00 0.6 10.0 1:15p SE 25 59.5 76.1 4:00p 43.0 7:15a 0.5 0.0 0.00 0.5 9.0 1:00p SE 26 62.8 80.9 4:15p 44.7 7:15a 0.0 2.8 0.00 0.4 19.0 8:30p E 27 63.0 75.3 4:30p 50.6 7:00a 0.0 3.0 0.00 0.7 13.0 3:30p SSE 28 65.6 77.6 3:15p 53.6 7:15a 0.0 5.6 0.00 0.6 12.0 12:00m N 29 63.8 75.6 2:15p 51.9 7:00a 0.0 3.8 0.00 0.2 12.0 2:30p S 30 63.0 77.2 4:30p 48.8 7:00a 0.0 3.0 0.00 0.5 11.0 3:30p SE ------------------------------------------------------------------------------------- 64.4 87.4 10 43.0 25 17.7 148.3 2.25 0.7 25.0 22 N Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 1.09 ON 09/23/25 Days of Rain: 8 (>.01 in) 3 (>.1 in) 1 (>1 in) Heat Base: 60.0 Cool Base: 60.0 Method: (High + Low) / 2