July weather in Mountlake Terrace, WA
The average temperature in Mountlake Terrace in July is 66.5°F (56.5°F–76.5°F). Average precipitation: 0.78 inches.
July is a summer month in Mountlake Terrace, and is warmer than the annual average of 53.2°F. Daily temperatures swing about 20°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 15h 26m. For travel, July is one of the best months of the year to visit.
Avg High
76.5°F
Avg Low
56.5°F
Precipitation
0.78 in
Daylight
15h 26m
July records in Mountlake Terrace
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 89.1°F (2015) | 48.9°F (2009) | 0.14 in (1993) |
| July 2 | 91.9°F (2015) | 50.0°F (2002) | 0.38 in (1994) |
| July 3 | 90.0°F (2015) | 50.0°F (2003) | 0.58 in (2012) |
| July 4 | 90.0°F (2015) | 48.0°F (2011) | 0.78 in (1994) |
| July 5 | 89.1°F (2015) | 48.0°F (2002) | 0.68 in (1995) |
| July 6 | 87.1°F (2015) | 48.0°F (2010) | 0.28 in (2004) |
| July 7 | 91.9°F (2024) | 50.0°F (1997) | 0.63 in (2002) |
| July 8 | 91.0°F (2024) | 52.0°F (2009) | 0.87 in (1997) |
| July 9 | 97.0°F (2024) | 50.0°F (2011) | 0.17 in (1997) |
| July 10 | 87.1°F (2003) | 52.0°F (1987) | 0.24 in (2019) |
| July 11 | 95.0°F (2007) | 51.1°F (2008) | 0.15 in (1993) |
| July 12 | 88.0°F (2014) | 52.0°F (1994) | 0.11 in (2009) |
| July 13 | 87.1°F (2014) | 48.9°F (2013) | 0.12 in (1993) |
| July 14 | 89.1°F (1996) | 51.1°F (2010) | 0.09 in (1993) |
| July 15 | 89.1°F (2018) | 52.0°F (2000) | 0.33 in (2001) |
| July 16 | 95.0°F (2025) | 52.0°F (2001) | 0.44 in (1989) |
| July 17 | 89.1°F (2009) | 51.1°F (1987) | 0.27 in (1996) |
| July 18 | 90.0°F (2015) | 51.1°F (2011) | 0.42 in (2019) |
| July 19 | 96.1°F (2015) | 51.1°F (2010) | 0.47 in (1993) |
| July 20 | 96.1°F (1994) | 51.1°F (2008) | 0.72 in (2012) |
| July 21 | 95.0°F (2006) | 52.0°F (2003) | 0.22 in (2007) |
| July 22 | 93.0°F (2006) | 50.0°F (2011) | 0.44 in (2007) |
| July 23 | 93.0°F (1991) | 51.1°F (2010) | 0.89 in (2014) |
| July 24 | 93.0°F (2004) | 52.0°F (2008) | 0.29 in (1991) |
| July 25 | 88.0°F (2018) | 52.0°F (2008) | 0.09 in (2015) |
| July 26 | 93.9°F (2022) | 52.0°F (2008) | 0.90 in (2015) |
| July 27 | 91.0°F (2020) | 53.1°F (2001) | 0.07 in (1993) |
| July 28 | 95.0°F (2009) | 52.0°F (2008) | 0.21 in (1993) |
| July 29 | 105.1°F (2009) | 54.0°F (1989) | 0.24 in (2024) |
| July 30 | 100.0°F (2009) | 50.0°F (2001) | 0.04 in (1989) |
| July 31 | 93.0°F (2022) | 46.9°F (2008) | 0.20 in (2008) |