July weather in Dayton, ID
The average temperature in Dayton in July is 71.4°F (53.5°F–89.2°F). Average precipitation: 0.74 inches.
July is a summer month in Dayton, and is warmer than the annual average of 47°F. Daily temperatures swing about 35.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 14h 47m. For travel, July is hot.
Avg High
89.2°F
Avg Low
53.5°F
Precipitation
0.74 in
Daylight
14h 47m
July records in Dayton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 98.1°F (2013) | 32.0°F (1968) | 0.31 in (2022) |
| July 2 | 97.0°F (2013) | 37.0°F (1968) | 0.21 in (1992) |
| July 3 | 97.0°F (1985) | 41.0°F (1966) | 0.25 in (1993) |
| July 4 | 98.1°F (2015) | 33.1°F (1969) | 0.22 in (2006) |
| July 5 | 99.0°F (2017) | 35.1°F (1969) | 0.34 in (2021) |
| July 6 | 98.1°F (2007) | 37.9°F (1969) | 0.13 in (1993) |
| July 7 | 98.1°F (2017) | 36.0°F (1993) | 0.33 in (2004) |
| July 8 | 98.1°F (2018) | 37.0°F (1969) | 0.27 in (2015) |
| July 9 | 98.1°F (2018) | 41.0°F (1969) | 0.44 in (2006) |
| July 10 | 100.9°F (1985) | 41.0°F (1999) | 0.58 in (1983) |
| July 11 | 99.0°F (2002) | 39.9°F (1983) | 0.37 in (1991) |
| July 12 | 100.9°F (2002) | 43.0°F (1983) | 0.42 in (1992) |
| July 13 | 100.0°F (2002) | 37.0°F (1993) | 0.28 in (1992) |
| July 14 | 100.9°F (2002) | 42.1°F (1970) | 0.31 in (1992) |
| July 15 | 98.1°F (2003) | 44.1°F (1981) | 0.04 in (1999) |
| July 16 | 99.0°F (2006) | 44.1°F (1983) | 0.10 in (1969) |
| July 17 | 100.0°F (2022) | 44.1°F (1986) | 0.61 in (1995) |
| July 18 | 100.9°F (2003) | 41.0°F (1980) | 0.37 in (1970) |
| July 19 | 99.0°F (2003) | 39.9°F (1987) | 0.52 in (2006) |
| July 20 | 98.1°F (2003) | 44.1°F (1981) | 0.60 in (1973) |
| July 21 | 99.0°F (2003) | 44.1°F (1995) | 0.76 in (1984) |
| July 22 | 100.9°F (2007) | 44.1°F (1993) | 1.09 in (1987) |
| July 23 | 109.9°F (2000) | 36.0°F (1972) | 0.61 in (1993) |
| July 24 | 99.0°F (2024) | 42.1°F (1993) | 0.20 in (1993) |
| July 25 | 96.1°F (2016) | 44.1°F (1970) | 0.54 in (1982) |
| July 26 | 98.1°F (1994) | 46.9°F (1973) | 0.75 in (1983) |
| July 27 | 99.0°F (1994) | 39.9°F (1969) | 0.87 in (2017) |
| July 28 | 98.1°F (2006) | 39.0°F (2015) | 0.50 in (1985) |
| July 29 | 98.1°F (2007) | 41.0°F (1986) | 0.11 in (2014) |
| July 30 | 100.0°F (2000) | 45.0°F (2015) | 0.62 in (1996) |
| July 31 | 98.1°F (2020) | 37.9°F (1995) | 0.85 in (1982) |