September weather in Calhan, CO
The average temperature in Calhan in September is 61.4°F (45.8°F–77.0°F). Average precipitation: 1.00 inches. Average snowfall is 0.3 inches.
September is a fall month in Calhan, and is warmer than the annual average of 48.5°F. Daily temperatures swing about 31.2°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
77.0°F
Avg Low
45.8°F
Precipitation
1.00 in
Snow
0.3 in
September records in Calhan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.9°F (1960) | 39.9°F (1965) | 3.47 in (1942) |
| September 2 | 93.9°F (1958) | 39.9°F (1959) | 0.80 in (1994) |
| September 3 | 93.9°F (1960) | 32.0°F (1961) | 1.45 in (1938) |
| September 4 | 96.1°F (1959) | 27.0°F (1961) | 0.51 in (1985) |
| September 5 | 96.1°F (1959) | 36.0°F (1971) | 0.72 in (1929) |
| September 6 | 97.0°F (1959) | 37.9°F (1968) | 1.27 in (1951) |
| September 7 | 95.0°F (1971) | 37.0°F (1986) | 0.90 in (1963) |
| September 8 | 100.0°F (1959) | 33.1°F (2001) | 0.68 in (2006) |
| September 9 | 91.9°F (1979) | 32.0°F (1962) | 1.00 in (1940) |
| September 10 | 93.0°F (1964) | 28.9°F (1962) | 2.00 in (1933) |
| September 11 | 93.0°F (1962) | 35.1°F (1986) | 0.74 in (2006) |
| September 12 | 93.0°F (1962) | 30.0°F (1989) | 0.60 in (1989) |
| September 13 | 93.0°F (1971) | 28.9°F (1989) | 0.98 in (2013) |
| September 14 | 90.0°F (1968) | 24.1°F (1993) | 0.34 in (1988) |
| September 15 | 89.1°F (2000) | 25.0°F (1993) | 1.10 in (2011) |
| September 16 | 93.0°F (2000) | 24.1°F (1965) | 0.28 in (1958) |
| September 17 | 91.9°F (2000) | 27.0°F (1965) | 1.56 in (1976) |
| September 18 | 90.0°F (1962) | 27.0°F (1971) | 0.50 in (1967) |
| September 19 | 90.0°F (1970) | 19.9°F (1971) | 0.47 in (1964) |
| September 20 | 87.1°F (1984) | 21.0°F (1983) | 0.80 in (1963) |
| September 21 | 91.0°F (2010) | 23.0°F (1983) | 1.85 in (1941) |
| September 22 | 86.0°F (1958) | 24.1°F (1995) | 1.65 in (1941) |
| September 23 | 87.1°F (1958) | 24.1°F (1995) | 0.90 in (2013) |
| September 24 | 91.9°F (1966) | 28.0°F (1991) | 0.80 in (1955) |
| September 25 | 84.0°F (1998) | 25.0°F (1995) | 0.40 in (1916) |
| September 26 | 87.1°F (2001) | 27.0°F (1970) | 0.56 in (1990) |
| September 27 | 87.1°F (2001) | 28.0°F (1976) | 1.00 in (1936) |
| September 28 | 84.9°F (1977) | 18.0°F (1984) | 0.72 in (1936) |
| September 29 | 87.1°F (1958) | 12.0°F (1985) | 1.35 in (1990) |
| September 30 | 88.0°F (1967) | 21.0°F (1985) | 0.55 in (1998) |