July weather in Palmyra, IL
The average temperature in Palmyra in July is 76.1°F (66.0°F–86.2°F). Average precipitation: 3.44 inches.
July is a summer month in Palmyra, and is warmer than the annual average of 53.4°F. Daily temperatures swing about 20.2°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
86.2°F
Avg Low
66.0°F
Precipitation
3.44 in
Daylight
14h 31m
July records in Palmyra
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 104.0°F (1931) | 48.9°F (1918) | 1.31 in (1986) |
| July 2 | 102.9°F (1934) | 48.9°F (1904) | 1.35 in (1905) |
| July 3 | 102.9°F (1911) | 48.0°F (1968) | 2.49 in (1992) |
| July 4 | 102.9°F (1911) | 46.9°F (1967) | 3.02 in (1955) |
| July 5 | 104.0°F (1911) | 48.0°F (1915) | 2.24 in (1909) |
| July 6 | 102.9°F (1936) | 45.0°F (1972) | 2.44 in (1928) |
| July 7 | 105.1°F (1936) | 48.9°F (1983) | 1.60 in (2022) |
| July 8 | 104.0°F (2012) | 51.1°F (1896) | 6.22 in (1942) |
| July 9 | 106.0°F (1936) | 48.9°F (1918) | 1.73 in (1929) |
| July 10 | 106.0°F (1936) | 48.9°F (1963) | 2.55 in (1972) |
| July 11 | 108.0°F (1901) | 50.0°F (1945) | 1.73 in (1986) |
| July 12 | 109.0°F (1954) | 48.9°F (1959) | 1.73 in (1935) |
| July 13 | 109.0°F (1936) | 46.9°F (1975) | 2.00 in (1962) |
| July 14 | 111.9°F (1936) | 45.0°F (1950) | 3.05 in (1955) |
| July 15 | 113.0°F (1936) | 46.9°F (1930) | 4.90 in (1906) |
| July 16 | 105.1°F (1914) | 48.0°F (1930) | 1.55 in (1939) |
| July 17 | 106.0°F (1901) | 51.1°F (1933) | 2.05 in (1900) |
| July 18 | 113.0°F (1954) | 50.0°F (1911) | 1.25 in (1988) |
| July 19 | 106.0°F (1934) | 52.0°F (2014) | 2.63 in (1961) |
| July 20 | 111.9°F (1934) | 48.9°F (1947) | 2.47 in (1925) |
| July 21 | 111.0°F (1934) | 48.0°F (1944) | 1.79 in (1994) |
| July 22 | 111.0°F (1901) | 45.0°F (1947) | 1.12 in (1954) |
| July 23 | 111.9°F (1934) | 44.1°F (1947) | 1.16 in (1993) |
| July 24 | 113.0°F (1934) | 50.0°F (1947) | 1.19 in (1967) |
| July 25 | 105.1°F (1934) | 52.0°F (1950) | 2.66 in (1977) |
| July 26 | 108.0°F (1930) | 48.0°F (1911) | 2.50 in (2022) |
| July 27 | 109.0°F (1930) | 46.9°F (1962) | 0.99 in (1959) |
| July 28 | 111.0°F (1930) | 51.1°F (2013) | 1.59 in (1981) |
| July 29 | 105.1°F (1913) | 48.0°F (1925) | 1.89 in (1957) |
| July 30 | 105.1°F (1913) | 51.1°F (1928) | 2.83 in (1927) |
| July 31 | 102.9°F (1916) | 48.0°F (1971) | 2.58 in (1928) |