July weather in Martinsville, IL
The average temperature in Martinsville in July is 76.7°F (65.7°F–87.7°F). Average precipitation: 4.64 inches.
July is a summer month in Martinsville, and is warmer than the annual average of 54.1°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 14h 31m. For travel, July is a comfortable month to visit.
Avg High
87.7°F
Avg Low
65.7°F
Precipitation
4.64 in
Daylight
14h 31m
July records in Martinsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 95.0°F (1898) | 48.9°F (2024) | 2.35 in (1913) |
| July 2 | 95.0°F (1898) | 46.0°F (1904) | 3.10 in (1938) |
| July 3 | 96.1°F (1904) | 50.0°F (1907) | 3.05 in (1950) |
| July 4 | 95.0°F (2019) | 55.0°F (1909) | 1.72 in (2016) |
| July 5 | 98.1°F (1907) | 57.0°F (1894) | 2.00 in (2000) |
| July 6 | 99.0°F (2022) | 52.0°F (1898) | 1.38 in (1918) |
| July 7 | 98.1°F (1907) | 48.9°F (1983) | 1.15 in (1915) |
| July 8 | 100.0°F (1907) | 50.0°F (1894) | 2.35 in (2022) |
| July 9 | 99.0°F (1988) | 51.1°F (1899) | 3.20 in (2001) |
| July 10 | 98.1°F (1988) | 46.9°F (1895) | 1.82 in (2024) |
| July 11 | 97.0°F (2019) | 48.0°F (1898) | 4.00 in (1958) |
| July 12 | 99.0°F (1899) | 50.0°F (1898) | 1.75 in (1990) |
| July 13 | 97.0°F (1981) | 55.9°F (1898) | 1.49 in (1937) |
| July 14 | 95.0°F (1893) | 53.1°F (1903) | 2.03 in (2015) |
| July 15 | 100.9°F (1980) | 55.0°F (1897) | 2.20 in (1910) |
| July 16 | 98.1°F (1988) | 51.1°F (1909) | 1.98 in (1959) |
| July 17 | 98.1°F (1988) | 54.0°F (1896) | 2.62 in (1953) |
| July 18 | 97.0°F (1988) | 55.0°F (1896) | 1.65 in (2022) |
| July 19 | 98.1°F (1983) | 48.9°F (1909) | 2.15 in (1949) |
| July 20 | 100.9°F (1983) | 52.0°F (1903) | 2.70 in (2020) |
| July 21 | 102.0°F (1983) | 57.0°F (1902) | 2.56 in (1980) |
| July 22 | 100.9°F (1983) | 53.1°F (1902) | 1.88 in (2020) |
| July 23 | 100.9°F (1983) | 52.0°F (1903) | 2.79 in (1998) |
| July 24 | 99.0°F (1898) | 52.0°F (1902) | 1.93 in (1900) |
| July 25 | 96.1°F (2025) | 52.0°F (1904) | 1.84 in (1995) |
| July 26 | 97.0°F (1894) | 52.0°F (1906) | 1.94 in (2016) |
| July 27 | 98.1°F (1898) | 53.1°F (1985) | 2.00 in (1909) |
| July 28 | 100.0°F (1898) | 55.9°F (2018) | 1.34 in (1951) |
| July 29 | 96.1°F (1896) | 54.0°F (1904) | 1.55 in (2008) |
| July 30 | 100.0°F (1908) | 48.9°F (1981) | 2.40 in (2018) |
| July 31 | 95.0°F (1902) | 48.0°F (1895) | 4.02 in (2020) |