August weather in Waterloo, OR
The average temperature in Waterloo in August is °F (°F–°F). Average precipitation: 0.51 inches.
August is a summer month in Waterloo, and is cooler than the annual average of 0°F. Expect about 3 days with precipitation. Daylight averages about 13h 52m.
Avg High
°F
Avg Low
°F
Precipitation
0.51 in
Daylight
13h 52m
August records in Waterloo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 0.47 in (1989) |
| August 2 | — | — | 0.18 in (1989) |
| August 3 | — | — | 1.05 in (1962) |
| August 4 | — | — | 0.21 in (1957) |
| August 5 | — | — | 0.55 in (1943) |
| August 6 | — | — | 0.23 in (1957) |
| August 7 | — | — | 0.83 in (1976) |
| August 8 | — | — | 0.16 in (1962) |
| August 9 | — | — | 0.21 in (1991) |
| August 10 | — | — | 0.16 in (1965) |
| August 11 | — | — | 0.31 in (1982) |
| August 12 | — | — | 0.62 in (1965) |
| August 13 | — | — | 0.33 in (1978) |
| August 14 | — | — | 0.42 in (1976) |
| August 15 | — | — | 0.98 in (1978) |
| August 16 | — | — | 0.54 in (1968) |
| August 17 | — | — | 0.98 in (1972) |
| August 18 | — | — | 0.96 in (1975) |
| August 19 | — | — | 0.58 in (1979) |
| August 20 | — | — | 0.40 in (2008) |
| August 21 | — | — | 0.35 in (1943) |
| August 22 | — | — | 0.93 in (2004) |
| August 23 | — | — | 0.61 in (1989) |
| August 24 | — | — | 1.50 in (1977) |
| August 25 | — | — | 0.74 in (1968) |
| August 26 | — | — | 0.81 in (2004) |
| August 27 | — | — | 0.35 in (1953) |
| August 28 | — | — | 0.37 in (1979) |
| August 29 | — | — | 1.21 in (1983) |
| August 30 | — | — | 1.24 in (1983) |
| August 31 | — | — | 0.62 in (2010) |