August weather in Onaka, SD
The average temperature in Onaka in August is °F (°F–°F). Average precipitation: 2.59 inches.
August is a summer month in Onaka, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 13h 54m.
Avg High
°F
Avg Low
°F
Precipitation
2.59 in
Daylight
13h 54m
August records in Onaka
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 0.80 in (1964) |
| August 2 | — | — | 3.90 in (1911) |
| August 3 | — | — | 1.52 in (1981) |
| August 4 | — | — | 1.78 in (1992) |
| August 5 | — | — | 1.75 in (1918) |
| August 6 | — | — | 2.27 in (1952) |
| August 7 | — | — | 0.82 in (1911) |
| August 8 | — | — | 0.28 in (1969) |
| August 9 | — | — | 0.72 in (1957) |
| August 10 | — | — | 1.35 in (1932) |
| August 11 | — | — | 1.50 in (1916) |
| August 12 | — | — | 1.49 in (1966) |
| August 13 | — | — | 1.15 in (1957) |
| August 14 | — | — | 0.94 in (2001) |
| August 15 | — | — | 1.38 in (1977) |
| August 16 | — | — | 1.80 in (1927) |
| August 17 | — | — | 1.09 in (1961) |
| August 18 | — | — | 3.10 in (1930) |
| August 19 | — | — | 1.96 in (1989) |
| August 20 | — | — | 1.56 in (1983) |
| August 21 | — | — | 2.00 in (1916) |
| August 22 | — | — | 1.20 in (1985) |
| August 23 | — | — | 1.95 in (2002) |
| August 24 | — | — | 1.12 in (1998) |
| August 25 | — | — | 3.05 in (1960) |
| August 26 | — | — | 0.70 in (1914) |
| August 27 | — | — | 3.87 in (1928) |
| August 28 | — | — | 1.75 in (2011) |
| August 29 | — | — | 1.09 in (1999) |
| August 30 | — | — | 2.65 in (1971) |
| August 31 | — | — | 0.86 in (1956) |