September weather in Hamilton, NY
The average temperature in Hamilton in September is 59.2°F (49.2°F–69.2°F). Average precipitation: 4.26 inches.
September is a fall month in Hamilton, and is warmer than the annual average of 44.3°F. Daily temperatures swing about 20°F between overnight low and afternoon high. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
69.2°F
Avg Low
49.2°F
Precipitation
4.26 in
Daylight
12h 16m
September records in Hamilton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.0°F (1932) | 35.1°F (1912) | 1.45 in (1950) |
| September 2 | 90.0°F (1932) | 35.1°F (1967) | 1.27 in (2003) |
| September 3 | 91.9°F (1953) | 35.1°F (1916) | 1.62 in (1992) |
| September 4 | 91.0°F (1953) | 30.0°F (1946) | 1.20 in (1934) |
| September 5 | 91.9°F (1953) | 34.0°F (1946) | 1.90 in (1926) |
| September 6 | 86.0°F (1983) | 30.9°F (1962) | 1.76 in (1933) |
| September 7 | 88.0°F (1945) | 33.1°F (1962) | 1.38 in (1933) |
| September 8 | 88.0°F (1945) | 34.0°F (1955) | 4.05 in (2011) |
| September 9 | 89.1°F (1941) | 33.1°F (1938) | 1.73 in (1926) |
| September 10 | 89.1°F (1931) | 30.0°F (1913) | 2.06 in (2007) |
| September 11 | 91.0°F (1931) | 32.0°F (1923) | 1.83 in (2018) |
| September 12 | 91.0°F (1931) | 28.9°F (1918) | 2.35 in (1920) |
| September 13 | 95.0°F (1931) | 28.9°F (1943) | 1.85 in (1987) |
| September 14 | 87.1°F (1915) | 28.0°F (1911) | 1.52 in (1930) |
| September 15 | 93.9°F (1939) | 23.0°F (1913) | 1.47 in (1972) |
| September 16 | 93.9°F (1939) | 27.0°F (1964) | 2.70 in (2002) |
| September 17 | 82.0°F (1936) | 28.9°F (1923) | 4.11 in (1999) |
| September 18 | 84.0°F (1942) | 28.0°F (1937) | 1.87 in (2004) |
| September 19 | 87.1°F (1955) | 28.9°F (1943) | 1.56 in (1949) |
| September 20 | 86.0°F (1932) | 25.0°F (1929) | 1.73 in (1977) |
| September 21 | 84.9°F (1965) | 25.0°F (1929) | 1.69 in (1983) |
| September 22 | 88.0°F (1914) | 30.0°F (1929) | 2.50 in (1913) |
| September 23 | 86.0°F (1914) | 28.0°F (1925) | 1.67 in (2002) |
| September 24 | 87.1°F (1961) | 24.1°F (1963) | 1.20 in (1966) |
| September 25 | 87.1°F (1970) | 26.1°F (1963) | 3.69 in (2001) |
| September 26 | 88.0°F (2017) | 24.1°F (1943) | 1.43 in (1945) |
| September 27 | 88.0°F (2017) | 24.1°F (1947) | 3.25 in (1985) |
| September 28 | 86.0°F (2017) | 21.9°F (1947) | 1.64 in (2002) |
| September 29 | 82.0°F (1921) | 26.1°F (1957) | 2.00 in (1916) |
| September 30 | 84.0°F (1922) | 24.1°F (1991) | 2.30 in (1924) |