July weather in Duncan, MS
The average temperature in Duncan in July is 81.1°F (71.8°F–90.4°F). Average precipitation: 4.17 inches.
July is a summer month in Duncan, and is warmer than the annual average of 62.4°F. Daily temperatures swing about 18.6°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 14h 4m. For travel, July is hot.
Avg High
90.4°F
Avg Low
71.8°F
Precipitation
4.17 in
Daylight
14h 4m
July records in Duncan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 104.0°F (1954) | 57.9°F (1937) | 1.25 in (1934) |
| July 2 | 102.0°F (1954) | 55.9°F (1918) | 4.80 in (1989) |
| July 3 | 106.0°F (1933) | 57.9°F (1918) | 1.85 in (1912) |
| July 4 | 100.9°F (1938) | 55.0°F (1924) | 1.74 in (1952) |
| July 5 | 102.9°F (1954) | 57.0°F (1922) | 2.00 in (1995) |
| July 6 | 104.0°F (1953) | 55.0°F (1924) | 1.60 in (2005) |
| July 7 | 100.9°F (1930) | 57.0°F (1924) | 1.84 in (1910) |
| July 8 | 102.9°F (1954) | 59.0°F (1972) | 2.51 in (1932) |
| July 9 | 102.9°F (1964) | 55.0°F (1894) | 2.10 in (2012) |
| July 10 | 105.1°F (1930) | 53.1°F (1894) | 2.10 in (1994) |
| July 11 | 106.0°F (1930) | 61.0°F (1908) | 1.20 in (1962) |
| July 12 | 107.1°F (1930) | 60.1°F (1918) | 1.70 in (2018) |
| July 13 | 105.1°F (1930) | 55.0°F (1918) | 3.45 in (2001) |
| July 14 | 102.9°F (1938) | 57.9°F (1918) | 2.08 in (1961) |
| July 15 | 105.1°F (1954) | 52.0°F (1926) | 3.20 in (1920) |
| July 16 | 104.0°F (1925) | 55.9°F (1926) | 5.67 in (1989) |
| July 17 | 102.9°F (1934) | 59.0°F (1919) | 2.40 in (2018) |
| July 18 | 105.1°F (1934) | 60.1°F (2014) | 2.00 in (2024) |
| July 19 | 105.1°F (1943) | 63.0°F (1910) | 2.01 in (2024) |
| July 20 | 102.9°F (1943) | 60.1°F (1918) | 0.86 in (1921) |
| July 21 | 102.9°F (1986) | 60.1°F (1992) | 2.48 in (1966) |
| July 22 | 107.1°F (1943) | 55.9°F (1915) | 4.10 in (1980) |
| July 23 | 105.1°F (1934) | 45.0°F (2000) | 1.83 in (1925) |
| July 24 | 105.1°F (1952) | 55.9°F (1915) | 1.82 in (2015) |
| July 25 | 102.9°F (1934) | 55.0°F (1992) | 1.52 in (1954) |
| July 26 | 102.0°F (1952) | 55.0°F (1911) | 2.02 in (1959) |
| July 27 | 105.1°F (1952) | 57.0°F (1911) | 3.49 in (1895) |
| July 28 | 107.1°F (1952) | 60.1°F (1911) | 2.49 in (1945) |
| July 29 | 108.0°F (1930) | 60.1°F (1994) | 3.04 in (1972) |
| July 30 | 104.0°F (1986) | 57.9°F (1914) | 2.05 in (1977) |
| July 31 | 105.1°F (1986) | 55.9°F (1914) | 1.97 in (2002) |