September weather in Newton, NJ
The average temperature in Newton in September is 63.6°F (52.4°F–74.8°F). Average precipitation: inches.
September is a fall month in Newton, and is warmer than the annual average of 50.4°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
74.8°F
Avg Low
52.4°F
Precipitation
in
Daylight
12h 15m
September records in Newton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (1953) | 39.9°F (1963) | 1.12 in (1959) |
| September 2 | 96.1°F (1953) | 34.0°F (1895) | 2.37 in (1932) |
| September 3 | 104.0°F (1953) | 35.1°F (1895) | 5.32 in (1905) |
| September 4 | 98.1°F (1953) | 37.9°F (1908) | 3.53 in (1933) |
| September 5 | 93.0°F (1964) | 39.9°F (1951) | 1.21 in (1988) |
| September 6 | 91.9°F (1900) | 37.9°F (1902) | 3.40 in (1979) |
| September 7 | 91.9°F (1943) | 35.1°F (1962) | 2.01 in (1921) |
| September 8 | 90.0°F (1916) | 34.0°F (1962) | 2.20 in (1934) |
| September 9 | 90.0°F (1959) | 35.1°F (1986) | 1.70 in (1902) |
| September 10 | 93.9°F (1931) | 33.1°F (1956) | 1.14 in (1920) |
| September 11 | 96.1°F (1931) | 32.0°F (1917) | 1.25 in (1954) |
| September 12 | 95.0°F (1983) | 33.1°F (1967) | 1.52 in (1960) |
| September 13 | 91.9°F (1961) | 35.1°F (1977) | 2.23 in (1960) |
| September 14 | 91.9°F (1952) | 32.0°F (1963) | 5.10 in (1904) |
| September 15 | 90.0°F (1927) | 32.0°F (1963) | 3.47 in (1933) |
| September 16 | 89.1°F (1930) | 30.0°F (1964) | 1.80 in (1912) |
| September 17 | 93.9°F (1991) | 32.0°F (1986) | 5.75 in (1999) |
| September 18 | 91.9°F (1991) | 32.0°F (1950) | 2.07 in (1996) |
| September 19 | 91.9°F (1906) | 28.9°F (1959) | 4.50 in (1894) |
| September 20 | 91.0°F (1895) | 28.9°F (1993) | 4.92 in (1989) |
| September 21 | 93.0°F (1895) | 30.0°F (1962) | 3.05 in (1938) |
| September 22 | 93.9°F (1895) | 28.0°F (1904) | 2.52 in (1979) |
| September 23 | 97.0°F (1931) | 28.0°F (1904) | 1.04 in (1957) |
| September 24 | 91.9°F (1970) | 24.1°F (1963) | 1.24 in (1975) |
| September 25 | 90.0°F (1970) | 26.1°F (1963) | 2.58 in (1975) |
| September 26 | 90.0°F (1900) | 30.9°F (1963) | 2.02 in (1899) |
| September 27 | 88.0°F (1900) | 27.0°F (1947) | 2.80 in (1942) |
| September 28 | 87.1°F (1998) | 24.1°F (1947) | 2.09 in (1908) |
| September 29 | 84.0°F (1945) | 28.0°F (1947) | 3.15 in (2004) |
| September 30 | 86.0°F (1905) | 28.9°F (1942) | 3.13 in (1924) |