September weather in Rockville, NE
The average temperature in Rockville in September is 64.3°F (50.2°F–78.3°F). Average precipitation: 2.06 inches.
September is a fall month in Rockville, and is warmer than the annual average of 49.6°F. Daily temperatures swing about 28.1°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
78.3°F
Avg Low
50.2°F
Precipitation
2.06 in
Daylight
12h 15m
September records in Rockville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1929) | 34.0°F (1949) | 1.40 in (1924) |
| September 2 | 100.9°F (1929) | 39.0°F (1952) | 4.25 in (1942) |
| September 3 | 100.9°F (1947) | 28.9°F (1974) | 1.55 in (1953) |
| September 4 | 104.0°F (1945) | 37.0°F (1902) | 0.92 in (1937) |
| September 5 | 105.1°F (1931) | 34.0°F (1962) | 1.58 in (1905) |
| September 6 | 105.1°F (1931) | 34.0°F (1956) | 2.60 in (1949) |
| September 7 | 102.0°F (1931) | 30.0°F (1909) | 0.82 in (1901) |
| September 8 | 102.0°F (1955) | 37.9°F (1898) | 1.90 in (1901) |
| September 9 | 100.0°F (1931) | 35.1°F (1902) | 1.80 in (1957) |
| September 10 | 100.9°F (1895) | 32.0°F (1959) | 2.48 in (2006) |
| September 11 | 104.0°F (1895) | 28.9°F (1940) | 1.54 in (2008) |
| September 12 | 102.0°F (1931) | 28.0°F (1902) | 1.39 in (1933) |
| September 13 | 100.0°F (1895) | 27.0°F (1902) | 1.07 in (1985) |
| September 14 | 100.0°F (1939) | 30.0°F (1945) | 1.17 in (1988) |
| September 15 | 99.0°F (1955) | 30.0°F (1916) | 1.65 in (1987) |
| September 16 | 100.0°F (1955) | 25.0°F (1903) | 1.70 in (2016) |
| September 17 | 102.0°F (1895) | 27.0°F (1903) | 1.90 in (1959) |
| September 18 | 100.9°F (1895) | 26.1°F (1991) | 1.39 in (1969) |
| September 19 | 99.0°F (1895) | 25.0°F (1991) | 1.90 in (1946) |
| September 20 | 95.0°F (1893) | 19.9°F (1918) | 1.21 in (1965) |
| September 21 | 99.0°F (2022) | 26.1°F (1927) | 2.25 in (1902) |
| September 22 | 95.0°F (1939) | 19.9°F (1995) | 2.10 in (1902) |
| September 23 | 97.0°F (1938) | 27.0°F (1971) | 1.88 in (2009) |
| September 24 | 91.9°F (1939) | 24.1°F (1965) | 2.59 in (2014) |
| September 25 | 93.0°F (1903) | 24.1°F (1926) | 3.25 in (1917) |
| September 26 | 95.0°F (1956) | 24.1°F (1913) | 1.34 in (1930) |
| September 27 | 97.0°F (1956) | 28.9°F (1928) | 1.38 in (1907) |
| September 28 | 95.0°F (1953) | 19.9°F (1984) | 2.21 in (2013) |
| September 29 | 93.0°F (2023) | 19.9°F (1984) | 1.65 in (1973) |
| September 30 | 95.0°F (1952) | 23.0°F (1920) | 1.33 in (1904) |