July weather in Forest Grove, OR
The average temperature in Forest Grove in July is 67.6°F (53.8°F–81.4°F). Average precipitation: 0.32 inches.
July is a summer month in Forest Grove, and is warmer than the annual average of 52.1°F. Daily temperatures swing about 27.6°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 15h 9m. For travel, July is a comfortable month to visit.
Avg High
81.4°F
Avg Low
53.8°F
Precipitation
0.32 in
Daylight
15h 9m
July records in Forest Grove
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 104.0°F (1995) | 39.0°F (1948) | 0.51 in (1966) |
| July 2 | 102.9°F (1942) | 34.0°F (1955) | 0.22 in (1966) |
| July 3 | 102.0°F (1991) | 37.0°F (1918) | 0.35 in (1999) |
| July 4 | 99.0°F (1970) | 39.9°F (1935) | 0.98 in (1909) |
| July 5 | 99.0°F (1997) | 39.9°F (1909) | 0.72 in (1909) |
| July 6 | 100.0°F (1960) | 37.0°F (1932) | 0.78 in (1999) |
| July 7 | 99.0°F (2024) | 37.9°F (1955) | 0.56 in (1935) |
| July 8 | 100.0°F (1952) | 39.9°F (1926) | 0.72 in (1946) |
| July 9 | 100.9°F (2024) | 39.9°F (1911) | 0.72 in (1944) |
| July 10 | 106.0°F (1926) | 39.9°F (1924) | 0.55 in (1995) |
| July 11 | 100.9°F (1961) | 41.0°F (1950) | 0.33 in (1942) |
| July 12 | 102.9°F (1906) | 41.0°F (1932) | 0.25 in (1920) |
| July 13 | 106.0°F (1935) | 35.1°F (1904) | 0.51 in (1920) |
| July 14 | 108.0°F (1935) | 39.0°F (1903) | 0.40 in (1964) |
| July 15 | 106.0°F (1941) | 42.1°F (1909) | 0.38 in (1916) |
| July 16 | 104.0°F (1941) | 41.0°F (1939) | 0.90 in (1978) |
| July 17 | 100.9°F (1979) | 39.0°F (1955) | 0.38 in (1993) |
| July 18 | 107.1°F (1992) | 41.0°F (1930) | 1.06 in (1983) |
| July 19 | 109.0°F (1956) | 41.0°F (1926) | 0.22 in (1944) |
| July 20 | 106.0°F (1938) | 39.0°F (1924) | 0.29 in (1940) |
| July 21 | 108.0°F (1938) | 41.0°F (1924) | 0.40 in (1940) |
| July 22 | 105.1°F (2006) | 39.9°F (1922) | 0.50 in (1918) |
| July 23 | 102.9°F (1927) | 42.1°F (1906) | 0.11 in (1918) |
| July 24 | 106.0°F (1991) | 42.1°F (1920) | 0.49 in (1949) |
| July 25 | 102.0°F (2004) | 39.9°F (1930) | 0.14 in (1991) |
| July 26 | 107.1°F (1939) | 41.0°F (1999) | 0.35 in (2023) |
| July 27 | 105.1°F (1958) | 41.0°F (1956) | 0.59 in (1916) |
| July 28 | 108.0°F (1998) | 42.1°F (1926) | 0.28 in (1947) |
| July 29 | 106.0°F (1998) | 41.0°F (1956) | 0.17 in (1975) |
| July 30 | 105.1°F (1965) | 39.9°F (1945) | 0.32 in (2001) |
| July 31 | 105.1°F (1965) | 39.9°F (1956) | 0.36 in (1985) |