September weather in Fort Sumner, NM
The average temperature in Fort Sumner in September is 70.2°F (56.7°F–83.7°F). Average precipitation: 1.63 inches.
September is a fall month in Fort Sumner, and is warmer than the annual average of 59.2°F. Daily temperatures swing about 27°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
83.7°F
Avg Low
56.7°F
Precipitation
1.63 in
Daylight
12h 12m
September records in Fort Sumner
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1922) | 41.0°F (1915) | 1.77 in (1986) |
| September 2 | 102.9°F (1939) | 48.0°F (1955) | 1.50 in (2005) |
| September 3 | 102.0°F (1937) | 43.0°F (1974) | 0.59 in (1949) |
| September 4 | 100.9°F (1937) | 36.0°F (1961) | 0.71 in (2011) |
| September 5 | 100.9°F (1948) | 42.1°F (1961) | 0.86 in (1986) |
| September 6 | 100.9°F (1948) | 46.0°F (1988) | 1.57 in (1937) |
| September 7 | 100.0°F (1917) | 46.0°F (1988) | 2.92 in (1991) |
| September 8 | 100.0°F (1922) | 46.9°F (2004) | 0.90 in (1995) |
| September 9 | 97.0°F (1937) | 45.0°F (1920) | 0.88 in (1972) |
| September 10 | 97.0°F (1937) | 43.0°F (1941) | 2.65 in (1991) |
| September 11 | 97.0°F (1984) | 45.0°F (1956) | 2.99 in (2002) |
| September 12 | 100.9°F (1943) | 44.1°F (1956) | 1.35 in (1912) |
| September 13 | 98.1°F (1918) | 37.9°F (1913) | 1.20 in (1933) |
| September 14 | 97.0°F (1960) | 37.9°F (1913) | 0.84 in (1980) |
| September 15 | 99.0°F (1940) | 43.0°F (1959) | 7.07 in (1970) |
| September 16 | 97.0°F (1955) | 39.9°F (1951) | 2.38 in (1919) |
| September 17 | 98.1°F (1920) | 39.9°F (1951) | 1.35 in (2009) |
| September 18 | 98.1°F (1930) | 37.9°F (1968) | 0.73 in (1927) |
| September 19 | 98.1°F (1913) | 39.9°F (1913) | 0.86 in (1922) |
| September 20 | 97.0°F (1930) | 39.0°F (1942) | 1.46 in (1936) |
| September 21 | 97.0°F (1930) | 32.0°F (1983) | 0.96 in (1982) |
| September 22 | 98.1°F (1926) | 37.0°F (1912) | 3.69 in (1941) |
| September 23 | 96.1°F (1953) | 36.0°F (1970) | 1.06 in (2010) |
| September 24 | 96.1°F (1953) | 33.1°F (2000) | 0.66 in (1936) |
| September 25 | 93.9°F (1938) | 34.0°F (2000) | 1.09 in (1962) |
| September 26 | 97.0°F (1953) | 34.0°F (1942) | 1.50 in (1958) |
| September 27 | 96.1°F (1953) | 33.1°F (1936) | 1.37 in (1958) |
| September 28 | 96.1°F (1953) | 32.0°F (1936) | 1.49 in (1941) |
| September 29 | 93.9°F (1956) | 33.1°F (1936) | 1.03 in (1941) |
| September 30 | 95.0°F (1928) | 33.1°F (1936) | 1.12 in (1998) |