July weather in Dayton, WY
The average temperature in Dayton in July is 68.2°F (51.2°F–85.2°F). Average precipitation: 1.16 inches.
July is a summer month in Dayton, and is warmer than the annual average of 43.9°F. Daily temperatures swing about 34°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 15h 5m. For travel, July is a comfortable month to visit.
Avg High
85.2°F
Avg Low
51.2°F
Precipitation
1.16 in
Daylight
15h 5m
July records in Dayton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 96.1°F (2010) | 37.0°F (2022) | 0.38 in (1992) |
| July 2 | 100.0°F (2025) | 36.0°F (2022) | 0.77 in (1992) |
| July 3 | 97.0°F (2021) | 35.1°F (2022) | 0.32 in (1956) |
| July 4 | 100.9°F (2012) | 34.0°F (2022) | 0.28 in (2019) |
| July 5 | 93.9°F (2015) | 35.1°F (2022) | 0.29 in (2019) |
| July 6 | 98.1°F (2007) | 44.1°F (2025) | 0.39 in (1993) |
| July 7 | 96.1°F (2018) | 39.0°F (2010) | 1.39 in (1994) |
| July 8 | 98.1°F (2025) | 39.9°F (2010) | 0.30 in (2013) |
| July 9 | 98.1°F (2025) | 45.0°F (2009) | 0.24 in (2020) |
| July 10 | 95.0°F (2012) | 43.0°F (2022) | 2.00 in (1951) |
| July 11 | 98.1°F (2018) | 35.1°F (2022) | 0.20 in (1951) |
| July 12 | 100.0°F (2020) | 39.9°F (2008) | 1.70 in (1952) |
| July 13 | 98.1°F (2022) | 41.0°F (2016) | 1.14 in (1952) |
| July 14 | 98.1°F (2025) | 42.1°F (2020) | 0.48 in (2022) |
| July 15 | 95.0°F (2007) | 43.0°F (2008) | 0.45 in (2025) |
| July 16 | 93.9°F (2011) | 41.0°F (2020) | 0.78 in (1993) |
| July 17 | 99.0°F (2022) | 44.1°F (2008) | 0.40 in (2012) |
| July 18 | 100.0°F (2021) | 45.0°F (2008) | 0.32 in (2018) |
| July 19 | 100.9°F (2021) | 43.0°F (2022) | 0.32 in (2000) |
| July 20 | 104.0°F (2021) | 39.0°F (2022) | 2.69 in (1997) |
| July 21 | 98.1°F (2007) | 46.9°F (2011) | 0.09 in (1992) |
| July 22 | 102.0°F (2020) | 33.1°F (2022) | 0.80 in (1992) |
| July 23 | 99.0°F (2007) | 39.9°F (2022) | 0.25 in (2002) |
| July 24 | 100.0°F (2007) | 45.0°F (2010) | 0.43 in (1993) |
| July 25 | 99.0°F (2023) | 34.0°F (2022) | 0.26 in (1993) |
| July 26 | 97.0°F (2021) | 39.9°F (2022) | 0.18 in (1996) |
| July 27 | 102.9°F (2021) | 30.0°F (2022) | 0.56 in (2009) |
| July 28 | 96.1°F (2022) | 24.1°F (2022) | 0.83 in (2018) |
| July 29 | 93.0°F (2007) | 39.9°F (2022) | 0.20 in (2025) |
| July 30 | 97.0°F (2008) | 42.1°F (2022) | 0.56 in (2023) |
| July 31 | 96.1°F (2012) | 45.0°F (2018) | 0.25 in (1996) |