September weather in Dannemora, NY
The average temperature in Dannemora in September is 60.3°F (49.9°F–70.8°F). Average precipitation: 3.85 inches.
September is a fall month in Dannemora, and is warmer than the annual average of 44.8°F. Daily temperatures swing about 20.9°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
70.8°F
Avg Low
49.9°F
Precipitation
3.85 in
Daylight
12h 18m
September records in Dannemora
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.9°F (1913) | 39.0°F (1967) | 2.05 in (1940) |
| September 2 | 93.0°F (1913) | 39.0°F (1926) | 1.93 in (1977) |
| September 3 | 91.9°F (1913) | 37.0°F (1941) | 2.25 in (1907) |
| September 4 | 95.0°F (1961) | 41.0°F (1974) | 1.43 in (1907) |
| September 5 | 91.0°F (2018) | 37.9°F (1917) | 2.40 in (2012) |
| September 6 | 90.0°F (2018) | 36.0°F (1942) | 2.06 in (1979) |
| September 7 | 90.0°F (1960) | 33.1°F (1982) | 0.90 in (1912) |
| September 8 | 91.9°F (1960) | 37.0°F (1938) | 0.86 in (1923) |
| September 9 | 93.0°F (2002) | 36.0°F (1938) | 1.64 in (2004) |
| September 10 | 91.9°F (1961) | 32.0°F (1917) | 0.98 in (1981) |
| September 11 | 91.9°F (2002) | 30.0°F (1918) | 1.39 in (2013) |
| September 12 | 88.0°F (1931) | 34.0°F (1918) | 1.09 in (1975) |
| September 13 | 90.0°F (1931) | 32.0°F (1941) | 1.67 in (1987) |
| September 14 | 90.0°F (1915) | 32.0°F (1913) | 1.34 in (1949) |
| September 15 | 93.0°F (1939) | 30.9°F (1911) | 2.63 in (1944) |
| September 16 | 93.0°F (1939) | 30.9°F (1911) | 1.51 in (1925) |
| September 17 | 90.0°F (1939) | 33.1°F (1959) | 4.55 in (1999) |
| September 18 | 87.1°F (1942) | 34.0°F (1922) | 2.19 in (1958) |
| September 19 | 87.1°F (1955) | 30.9°F (1920) | 1.09 in (1991) |
| September 20 | 84.9°F (1983) | 30.0°F (1920) | 2.43 in (1917) |
| September 21 | 86.0°F (1968) | 30.0°F (1956) | 1.90 in (1938) |
| September 22 | 89.1°F (1965) | 33.1°F (1925) | 2.05 in (1913) |
| September 23 | 88.0°F (1941) | 28.9°F (1947) | 1.08 in (1981) |
| September 24 | 93.9°F (1920) | 28.0°F (1974) | 2.05 in (2021) |
| September 25 | 86.0°F (1920) | 28.9°F (1950) | 0.97 in (2025) |
| September 26 | 86.0°F (1920) | 26.1°F (1922) | 2.10 in (2018) |
| September 27 | 82.0°F (1908) | 30.0°F (1965) | 1.50 in (1942) |
| September 28 | 82.0°F (1959) | 27.0°F (1914) | 1.73 in (2002) |
| September 29 | 84.0°F (1959) | 25.0°F (1980) | 0.90 in (1924) |
| September 30 | 84.0°F (1922) | 28.0°F (1932) | 2.84 in (1924) |