July weather in Mercer, MO
The average temperature in Mercer in July is 75.6°F (65.3°F–85.8°F). Average precipitation: 3.86 inches.
July is a summer month in Mercer, and is warmer than the annual average of 51.1°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 37m. For travel, July is a comfortable month to visit.
Avg High
85.8°F
Avg Low
65.3°F
Precipitation
3.86 in
Daylight
14h 37m
July records in Mercer
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 102.9°F (1901) | 52.0°F (1995) | 1.15 in (1960) |
| July 2 | 102.0°F (1901) | 46.0°F (1959) | 3.38 in (1956) |
| July 3 | 106.0°F (1901) | 46.9°F (1968) | 2.36 in (1956) |
| July 4 | 105.1°F (1901) | 52.0°F (1997) | 3.22 in (1995) |
| July 5 | 100.0°F (2012) | 42.1°F (1972) | 2.95 in (2010) |
| July 6 | 104.0°F (1954) | 50.0°F (1970) | 2.41 in (1963) |
| July 7 | 102.0°F (1954) | 50.0°F (1984) | 1.62 in (2022) |
| July 8 | 106.0°F (1897) | 48.9°F (1908) | 2.42 in (1995) |
| July 9 | 106.0°F (1897) | 46.9°F (1895) | 3.12 in (1969) |
| July 10 | 107.1°F (1901) | 51.1°F (1953) | 2.00 in (1991) |
| July 11 | 104.0°F (1901) | 52.0°F (1953) | 5.42 in (1993) |
| July 12 | 107.1°F (1901) | 50.0°F (1895) | 2.32 in (1987) |
| July 13 | 105.1°F (1954) | 48.9°F (1975) | 5.40 in (1992) |
| July 14 | 104.0°F (1954) | 46.9°F (1967) | 1.79 in (1986) |
| July 15 | 104.0°F (1980) | 48.9°F (1967) | 2.76 in (1893) |
| July 16 | 106.0°F (1901) | 52.0°F (1985) | 2.86 in (1895) |
| July 17 | 104.0°F (1954) | 52.0°F (2014) | 1.80 in (1968) |
| July 18 | 107.1°F (1954) | 52.0°F (2014) | 3.59 in (1902) |
| July 19 | 105.1°F (2012) | 53.1°F (2009) | 3.86 in (1896) |
| July 20 | 106.0°F (1954) | 52.0°F (1971) | 2.68 in (2015) |
| July 21 | 108.0°F (1901) | 48.0°F (1970) | 1.62 in (2019) |
| July 22 | 109.9°F (1901) | 50.0°F (1970) | 1.65 in (1993) |
| July 23 | 108.0°F (1901) | 50.0°F (1970) | 3.12 in (1968) |
| July 24 | 111.0°F (1901) | 52.0°F (1904) | 2.04 in (1993) |
| July 25 | 104.0°F (1901) | 55.0°F (1975) | 2.45 in (2008) |
| July 26 | 104.0°F (1894) | 50.0°F (1962) | 2.33 in (2025) |
| July 27 | 104.0°F (1956) | 50.0°F (1962) | 2.40 in (1967) |
| July 28 | 102.0°F (1983) | 54.0°F (1994) | 1.65 in (1979) |
| July 29 | 102.0°F (1896) | 51.1°F (2013) | 2.60 in (2015) |
| July 30 | 107.1°F (1980) | 45.0°F (1971) | 1.41 in (1989) |
| July 31 | 106.0°F (1897) | 44.1°F (1971) | 1.77 in (1899) |