September weather in South Heart, ND
The average temperature in South Heart in September is 57.5°F (42.5°F–72.5°F). Average precipitation: 1.73 inches.
September is a fall month in South Heart, and is warmer than the annual average of 42°F. Daily temperatures swing about 30°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 19m. For travel, September is a comfortable month to visit.
Avg High
72.5°F
Avg Low
42.5°F
Precipitation
1.73 in
Daylight
12h 19m
September records in South Heart
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1929) | 30.0°F (1924) | 1.11 in (1959) |
| September 2 | 102.0°F (1983) | 25.0°F (1974) | 0.65 in (1963) |
| September 3 | 102.0°F (1971) | 27.0°F (1974) | 1.13 in (1944) |
| September 4 | 100.0°F (1948) | 28.9°F (1974) | 0.78 in (1973) |
| September 5 | 100.9°F (1960) | 27.0°F (1965) | 2.51 in (1971) |
| September 6 | 104.0°F (1978) | 28.9°F (1956) | 2.00 in (1981) |
| September 7 | 102.9°F (1976) | 26.1°F (1895) | 1.24 in (1903) |
| September 8 | 97.0°F (1980) | 18.0°F (1895) | 2.10 in (2019) |
| September 9 | 100.9°F (1959) | 25.0°F (1898) | 0.73 in (1900) |
| September 10 | 100.0°F (1994) | 21.9°F (1896) | 0.59 in (1921) |
| September 11 | 95.0°F (1939) | 21.9°F (1955) | 2.17 in (2003) |
| September 12 | 95.0°F (1990) | 19.9°F (1989) | 2.05 in (1978) |
| September 13 | 96.1°F (1990) | 19.9°F (1970) | 1.42 in (1967) |
| September 14 | 93.9°F (1946) | 17.1°F (1993) | 1.04 in (2001) |
| September 15 | 98.1°F (1948) | 18.0°F (1934) | 0.34 in (1994) |
| September 16 | 104.0°F (1948) | 21.9°F (1934) | 0.58 in (1976) |
| September 17 | 97.0°F (2002) | 21.9°F (1960) | 0.83 in (2025) |
| September 18 | 97.0°F (1989) | 19.9°F (1901) | 1.60 in (1977) |
| September 19 | 93.9°F (1984) | 14.0°F (1896) | 0.82 in (1986) |
| September 20 | 93.9°F (1938) | 19.9°F (1995) | 0.75 in (1931) |
| September 21 | 93.9°F (1922) | 18.0°F (1995) | 1.45 in (1955) |
| September 22 | 95.0°F (1938) | 14.0°F (1995) | 1.27 in (1959) |
| September 23 | 97.0°F (1917) | 23.0°F (1993) | 1.48 in (1940) |
| September 24 | 95.0°F (1992) | 19.0°F (1985) | 1.90 in (1977) |
| September 25 | 91.9°F (1992) | 12.0°F (1926) | 2.00 in (1923) |
| September 26 | 90.0°F (1904) | 18.0°F (1928) | 0.85 in (1959) |
| September 27 | 96.1°F (1898) | 14.0°F (1928) | 0.73 in (1982) |
| September 28 | 98.1°F (1905) | 18.0°F (1895) | 0.80 in (1982) |
| September 29 | 87.1°F (1957) | 16.0°F (1907) | 1.09 in (1923) |
| September 30 | 91.0°F (1989) | 15.1°F (1895) | 1.12 in (1905) |