August weather in Prineville, OR
The average temperature in Prineville in August is 67.1°F (47.8°F–86.4°F). Average precipitation: 0.36 inches.
August is a summer month in Prineville, and is warmer than the annual average of 49.4°F. Daily temperatures swing about 38.6°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 13h 51m. For travel, August is a comfortable month to visit.
Avg High
86.4°F
Avg Low
47.8°F
Precipitation
0.36 in
Daylight
13h 51m
August records in Prineville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 111.0°F (1898) | 30.9°F (1957) | 0.84 in (1983) |
| August 2 | 105.1°F (1898) | 30.0°F (1900) | 0.40 in (1913) |
| August 3 | 102.0°F (1961) | 30.9°F (1955) | 0.21 in (2021) |
| August 4 | 104.0°F (1998) | 32.0°F (1899) | 0.36 in (1902) |
| August 5 | 102.9°F (1898) | 30.0°F (1899) | 0.44 in (1936) |
| August 6 | 104.0°F (1972) | 28.9°F (1931) | 0.93 in (1976) |
| August 7 | 111.0°F (1898) | 27.0°F (1939) | 1.51 in (1976) |
| August 8 | 104.0°F (1981) | 28.0°F (2014) | 0.55 in (1907) |
| August 9 | 107.1°F (1898) | 32.0°F (1954) | 1.05 in (1941) |
| August 10 | 107.1°F (1898) | 30.9°F (1899) | 0.85 in (2019) |
| August 11 | 102.0°F (1971) | 30.0°F (1899) | 0.58 in (1941) |
| August 12 | 100.9°F (1971) | 30.0°F (1918) | 0.19 in (2014) |
| August 13 | 102.9°F (1914) | 28.9°F (1949) | 0.28 in (1913) |
| August 14 | 100.9°F (1992) | 28.9°F (1949) | 0.24 in (1976) |
| August 15 | 100.0°F (1933) | 26.1°F (1935) | 0.53 in (1976) |
| August 16 | 102.9°F (1967) | 25.0°F (1935) | 0.20 in (1926) |
| August 17 | 104.0°F (1977) | 28.0°F (2014) | 0.30 in (1899) |
| August 18 | 102.0°F (2008) | 24.1°F (1918) | 0.51 in (1975) |
| August 19 | 102.0°F (1967) | 28.0°F (1916) | 0.40 in (1993) |
| August 20 | 100.0°F (1977) | 23.0°F (2014) | 0.46 in (1993) |
| August 21 | 99.0°F (2009) | 28.0°F (1980) | 0.21 in (1965) |
| August 22 | 98.1°F (1897) | 28.0°F (1960) | 0.60 in (2019) |
| August 23 | 102.0°F (1996) | 30.0°F (1943) | 0.26 in (1998) |
| August 24 | 100.9°F (1917) | 26.1°F (1935) | 0.66 in (2002) |
| August 25 | 100.0°F (1915) | 30.0°F (1908) | 0.32 in (1977) |
| August 26 | 100.0°F (1916) | 28.9°F (1955) | 0.78 in (1953) |
| August 27 | 100.0°F (1915) | 28.9°F (1962) | 0.35 in (1927) |
| August 28 | 102.0°F (1915) | 28.0°F (1910) | 0.58 in (1975) |
| August 29 | 106.0°F (1915) | 23.0°F (1937) | 0.45 in (1926) |
| August 30 | 100.0°F (1967) | 27.0°F (1965) | 0.37 in (1984) |
| August 31 | 100.0°F (2022) | 28.9°F (1905) | 0.59 in (2007) |