August weather in Philomath, OR
The average temperature in Philomath in August is 64.3°F (45.7°F–83.0°F). Average precipitation: 0.42 inches.
August is a summer month in Philomath, and is warmer than the annual average of 49.8°F. Daily temperatures swing about 37.3°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 13h 52m. For travel, August is a comfortable month to visit.
Avg High
83.0°F
Avg Low
45.7°F
Precipitation
0.42 in
Daylight
13h 52m
August records in Philomath
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 102.9°F (2015) | 39.9°F (2016) | 0.17 in (1985) |
| August 2 | 104.0°F (2017) | 39.9°F (2016) | 0.50 in (1989) |
| August 3 | 104.0°F (2017) | 41.0°F (2016) | 0.52 in (1947) |
| August 4 | 105.1°F (2017) | 43.0°F (1973) | 0.50 in (1962) |
| August 5 | 100.0°F (2012) | 42.1°F (2015) | 0.55 in (1943) |
| August 6 | 98.1°F (1972) | 37.0°F (2016) | 0.15 in (1957) |
| August 7 | 102.9°F (1972) | 39.9°F (2016) | 0.27 in (1999) |
| August 8 | 107.1°F (1972) | 39.9°F (2009) | 0.13 in (1999) |
| August 9 | 100.9°F (1978) | 39.0°F (2016) | 0.06 in (1991) |
| August 10 | 102.9°F (1981) | 39.9°F (2009) | 0.09 in (2022) |
| August 11 | 102.9°F (1981) | 42.1°F (1973) | 0.21 in (1965) |
| August 12 | 105.1°F (2025) | 41.0°F (1968) | 0.03 in (1978) |
| August 13 | 105.1°F (2021) | 42.1°F (1972) | 0.15 in (2017) |
| August 14 | 102.9°F (2023) | 39.9°F (2017) | 0.48 in (1979) |
| August 15 | 106.0°F (2023) | 39.9°F (1968) | 0.36 in (1976) |
| August 16 | 106.0°F (2023) | 39.9°F (1970) | 0.21 in (1976) |
| August 17 | 106.0°F (2023) | 41.0°F (1973) | 0.59 in (1948) |
| August 18 | 100.0°F (1967) | 37.9°F (1973) | 0.34 in (1990) |
| August 19 | 99.0°F (2022) | 39.0°F (1973) | 0.81 in (1968) |
| August 20 | 105.1°F (2016) | 37.9°F (1973) | 0.52 in (2008) |
| August 21 | 100.0°F (2016) | 39.0°F (1973) | 0.76 in (1943) |
| August 22 | 93.9°F (2022) | 35.1°F (1973) | 0.51 in (2004) |
| August 23 | 96.1°F (1964) | 37.9°F (1973) | 0.80 in (1968) |
| August 24 | 102.0°F (2025) | 37.9°F (2009) | 0.68 in (1968) |
| August 25 | 95.0°F (2010) | 37.9°F (2017) | 1.20 in (1968) |
| August 26 | 97.0°F (2010) | 36.0°F (1984) | 0.70 in (1941) |
| August 27 | 100.0°F (2019) | 39.0°F (2018) | 2.00 in (1953) |
| August 28 | 98.1°F (1972) | 39.9°F (2018) | 0.44 in (1991) |
| August 29 | 98.1°F (1972) | 39.9°F (1966) | 0.75 in (1983) |
| August 30 | 93.9°F (2024) | 42.1°F (1966) | 0.83 in (1983) |
| August 31 | 99.0°F (2022) | 37.9°F (1973) | 1.08 in (1971) |