July weather in DuPont, WA
The average temperature in DuPont in July is 64.7°F (54.0°F–75.5°F). Average precipitation: 0.68 inches.
July is a summer month in DuPont, and is warmer than the annual average of 51.9°F. Daily temperatures swing about 21.5°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 15h 21m. For travel, July is one of the best months of the year to visit.
Avg High
75.5°F
Avg Low
54.0°F
Precipitation
0.68 in
Daylight
15h 21m
July records in DuPont
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 91.0°F (2014) | 46.9°F (2011) | 0.06 in (2010) |
| July 2 | 90.0°F (2015) | 46.9°F (1999) | 0.83 in (2010) |
| July 3 | 89.1°F (2015) | 46.9°F (2018) | 0.19 in (2012) |
| July 4 | 88.0°F (2015) | 48.9°F (2011) | 0.01 in (2000) |
| July 5 | 88.0°F (2015) | 48.0°F (2012) | 0.37 in (2005) |
| July 6 | 89.1°F (2024) | 50.0°F (2001) | 0.16 in (2022) |
| July 7 | 91.9°F (2024) | 48.9°F (2001) | 0.26 in (2002) |
| July 8 | 100.0°F (2024) | 48.0°F (1999) | 0.46 in (2005) |
| July 9 | 96.1°F (2024) | 46.9°F (2011) | 0.18 in (2019) |
| July 10 | 89.1°F (2002) | 51.1°F (2020) | 0.26 in (2019) |
| July 11 | 93.0°F (2007) | 48.9°F (2008) | 0.01 in (2005) |
| July 12 | 88.0°F (2014) | 51.1°F (2021) | 0.26 in (2011) |
| July 13 | 88.0°F (2024) | 50.0°F (2013) | 0.04 in (2006) |
| July 14 | 84.9°F (2023) | 50.0°F (2017) | 0.15 in (2011) |
| July 15 | 89.1°F (2023) | 50.0°F (1999) | 0.06 in (2011) |
| July 16 | 93.0°F (2025) | 51.1°F (2006) | 0.87 in (1999) |
| July 17 | 89.1°F (2009) | 48.9°F (2017) | 0.38 in (2019) |
| July 18 | 91.0°F (2015) | 51.1°F (1999) | 0.24 in (2007) |
| July 19 | 93.9°F (2015) | 51.1°F (2008) | 0.10 in (2007) |
| July 20 | 86.0°F (2022) | 48.9°F (2019) | 0.51 in (2012) |
| July 21 | 95.0°F (2006) | 50.0°F (2010) | 0.21 in (2007) |
| July 22 | 91.0°F (2006) | 48.0°F (2011) | 0.79 in (2016) |
| July 23 | 93.9°F (2004) | 48.9°F (2010) | 0.53 in (2014) |
| July 24 | 97.0°F (2004) | 48.9°F (2008) | 0.11 in (2023) |
| July 25 | 87.1°F (2009) | 50.0°F (2020) | 0.19 in (2011) |
| July 26 | 91.9°F (2022) | 50.0°F (1999) | 0.13 in (2015) |
| July 27 | 91.9°F (2022) | 52.0°F (2001) | 0.11 in (2001) |
| July 28 | 95.0°F (2009) | 51.1°F (2008) | 0.10 in (2001) |
| July 29 | 102.9°F (2009) | 52.0°F (2010) | 0.14 in (2024) |
| July 30 | 93.9°F (2003) | 50.0°F (2001) | 0.06 in (2024) |
| July 31 | 96.1°F (2022) | 50.0°F (2002) | 0.25 in (2008) |