September weather in St. Johnsville, NY
The average temperature in St. Johnsville in September is 60.4°F (48.0°F–72.8°F). Average precipitation: inches.
September is a fall month in St. Johnsville, and is warmer than the annual average of 45.5°F. Daily temperatures swing about 24.8°F between overnight low and afternoon high. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
72.8°F
Avg Low
48.0°F
Precipitation
in
Daylight
12h 17m
September records in St. Johnsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.0°F (1932) | 37.0°F (1967) | 1.56 in (1950) |
| September 2 | 93.0°F (1953) | 36.0°F (1967) | 1.70 in (1951) |
| September 3 | 96.1°F (1953) | 37.9°F (1916) | 1.70 in (1933) |
| September 4 | 93.9°F (1953) | 39.0°F (1987) | 2.52 in (1905) |
| September 5 | 91.9°F (1973) | 36.0°F (1974) | 1.25 in (1926) |
| September 6 | 91.0°F (2008) | 36.0°F (1962) | 1.90 in (1980) |
| September 7 | 93.0°F (1959) | 34.0°F (1984) | 1.89 in (1953) |
| September 8 | 93.0°F (2007) | 36.0°F (1955) | 3.30 in (2011) |
| September 9 | 90.0°F (1945) | 34.0°F (1979) | 1.78 in (1942) |
| September 10 | 90.0°F (1941) | 34.0°F (1956) | 1.57 in (1950) |
| September 11 | 91.0°F (1989) | 33.1°F (1917) | 1.53 in (1907) |
| September 12 | 91.9°F (1931) | 34.0°F (1933) | 2.33 in (1960) |
| September 13 | 88.0°F (1931) | 32.0°F (1964) | 1.12 in (2008) |
| September 14 | 90.0°F (1915) | 30.9°F (1911) | 1.40 in (1951) |
| September 15 | 93.0°F (1939) | 28.9°F (1913) | 1.33 in (1916) |
| September 16 | 93.9°F (1939) | 28.0°F (1959) | 2.09 in (1954) |
| September 17 | 93.0°F (1939) | 28.0°F (1959) | 1.73 in (1931) |
| September 18 | 86.0°F (1955) | 28.9°F (1990) | 1.53 in (1905) |
| September 19 | 88.0°F (1955) | 30.0°F (1959) | 2.40 in (1912) |
| September 20 | 86.0°F (1983) | 27.0°F (1979) | 1.28 in (1977) |
| September 21 | 87.1°F (1932) | 28.9°F (1973) | 1.85 in (1938) |
| September 22 | 91.9°F (1914) | 28.0°F (1904) | 1.65 in (1938) |
| September 23 | 89.1°F (2005) | 25.0°F (1947) | 1.57 in (1916) |
| September 24 | 88.0°F (2010) | 23.0°F (1974) | 1.80 in (1955) |
| September 25 | 84.9°F (1908) | 28.0°F (1950) | 1.30 in (1912) |
| September 26 | 89.1°F (2007) | 26.1°F (1978) | 1.52 in (1945) |
| September 27 | 86.0°F (2007) | 27.0°F (1957) | 1.71 in (1942) |
| September 28 | 82.9°F (1945) | 26.1°F (1957) | 2.43 in (1985) |
| September 29 | 84.9°F (1959) | 28.0°F (1942) | 1.55 in (1908) |
| September 30 | 82.0°F (1953) | 25.0°F (1991) | 2.50 in (1924) |