September weather in Port Jervis, NY
The average temperature in Port Jervis in September is 62.4°F (51.0°F–73.8°F). Average precipitation: 4.54 inches.
September is a fall month in Port Jervis, and is warmer than the annual average of 48.7°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
73.8°F
Avg Low
51.0°F
Precipitation
4.54 in
Daylight
12h 16m
September records in Port Jervis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1953) | 39.0°F (1934) | 3.19 in (1952) |
| September 2 | 102.9°F (1953) | 39.0°F (1896) | 4.60 in (2021) |
| September 3 | 102.0°F (1953) | 37.9°F (1916) | 1.95 in (1928) |
| September 4 | 98.1°F (1929) | 37.9°F (1946) | 2.22 in (1905) |
| September 5 | 91.0°F (2008) | 39.9°F (1917) | 3.27 in (2012) |
| September 6 | 95.0°F (1900) | 35.1°F (1938) | 3.25 in (1979) |
| September 7 | 93.0°F (1929) | 36.0°F (1962) | 2.12 in (2011) |
| September 8 | 93.0°F (1939) | 39.0°F (1955) | 2.45 in (1934) |
| September 9 | 93.0°F (1915) | 37.0°F (1914) | 1.70 in (1981) |
| September 10 | 93.0°F (1931) | 34.0°F (1913) | 1.67 in (1985) |
| September 11 | 95.0°F (1925) | 28.9°F (1917) | 3.01 in (1997) |
| September 12 | 91.9°F (2013) | 30.9°F (1917) | 3.62 in (1960) |
| September 13 | 95.0°F (1948) | 35.1°F (1914) | 2.12 in (1987) |
| September 14 | 93.0°F (1915) | 30.9°F (1963) | 2.09 in (1904) |
| September 15 | 93.0°F (1915) | 30.9°F (1913) | 3.02 in (1916) |
| September 16 | 93.9°F (1991) | 28.9°F (1964) | 5.51 in (1999) |
| September 17 | 91.9°F (1914) | 35.1°F (1923) | 2.18 in (2004) |
| September 18 | 93.0°F (1914) | 33.1°F (1923) | 1.96 in (1980) |
| September 19 | 93.9°F (1906) | 32.0°F (1909) | 4.61 in (1894) |
| September 20 | 91.0°F (1946) | 32.0°F (1993) | 3.81 in (1989) |
| September 21 | 95.0°F (1914) | 28.9°F (1929) | 2.57 in (1938) |
| September 22 | 97.0°F (1914) | 30.0°F (1904) | 1.20 in (1921) |
| September 23 | 95.0°F (1914) | 28.9°F (1904) | 1.13 in (1992) |
| September 24 | 90.0°F (2019) | 25.0°F (1963) | 2.75 in (2021) |
| September 25 | 88.0°F (1923) | 28.0°F (1963) | 2.28 in (2023) |
| September 26 | 90.0°F (1934) | 30.0°F (1922) | 1.96 in (1939) |
| September 27 | 90.0°F (1998) | 26.1°F (1947) | 6.43 in (1985) |
| September 28 | 87.1°F (1943) | 21.0°F (1947) | 1.50 in (1974) |
| September 29 | 89.1°F (1921) | 25.0°F (1947) | 2.00 in (2011) |
| September 30 | 88.0°F (1922) | 28.0°F (1951) | 4.33 in (1924) |