August weather in Sunnyvale, TX
The average temperature in Sunnyvale in August is °F (°F–°F). Average precipitation: 1.66 inches.
August is a summer month in Sunnyvale, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 13h 13m.
Avg High
°F
Avg Low
°F
Precipitation
1.66 in
Daylight
13h 13m
August records in Sunnyvale
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 2.01 in (2009) |
| August 2 | — | — | 0.78 in (1979) |
| August 3 | — | — | 1.05 in (1962) |
| August 4 | — | — | 1.87 in (1990) |
| August 5 | — | — | 1.60 in (2005) |
| August 6 | — | — | 1.36 in (1978) |
| August 7 | — | — | 1.53 in (1989) |
| August 8 | — | — | 2.74 in (1983) |
| August 9 | — | — | 0.54 in (1974) |
| August 10 | — | — | 0.25 in (1974) |
| August 11 | — | — | 2.50 in (1974) |
| August 12 | — | — | 1.06 in (1955) |
| August 13 | — | — | 0.40 in (1991) |
| August 14 | — | — | 2.70 in (1971) |
| August 15 | — | — | 0.79 in (2005) |
| August 16 | — | — | 2.74 in (1964) |
| August 17 | — | — | 0.44 in (1942) |
| August 18 | — | — | 2.66 in (1981) |
| August 19 | — | — | 0.65 in (1996) |
| August 20 | — | — | 1.32 in (2004) |
| August 21 | — | — | 1.20 in (2009) |
| August 22 | — | — | 3.04 in (1960) |
| August 23 | — | — | 5.00 in (1970) |
| August 24 | — | — | 1.40 in (1942) |
| August 25 | — | — | 2.80 in (1942) |
| August 26 | — | — | 0.70 in (1969) |
| August 27 | — | — | 2.85 in (1947) |
| August 28 | — | — | 2.60 in (1946) |
| August 29 | — | — | 2.49 in (1947) |
| August 30 | — | — | 1.07 in (1991) |
| August 31 | — | — | 2.80 in (1974) |