August weather in Grant, IA
The average temperature in Grant in August is °F (°F–°F). Average precipitation: 4.37 inches.
August is a summer month in Grant, and is cooler than the annual average of 0°F. Daylight averages about 13h 39m.
Avg High
°F
Avg Low
°F
Precipitation
4.37 in
Daylight
13h 39m
August records in Grant
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 1.37 in (1995) |
| August 2 | — | — | 3.35 in (2023) |
| August 3 | — | — | 1.52 in (2023) |
| August 4 | — | — | 2.63 in (2004) |
| August 5 | — | — | 4.38 in (1982) |
| August 6 | — | — | 2.19 in (2014) |
| August 7 | — | — | 3.15 in (1999) |
| August 8 | — | — | 3.35 in (1987) |
| August 9 | — | — | 1.31 in (2015) |
| August 10 | — | — | 3.81 in (2025) |
| August 11 | — | — | 1.47 in (1980) |
| August 12 | — | — | 3.15 in (1993) |
| August 13 | — | — | 1.83 in (1986) |
| August 14 | — | — | 0.98 in (1998) |
| August 15 | — | — | 1.11 in (2024) |
| August 16 | — | — | 3.60 in (2011) |
| August 17 | — | — | 1.26 in (1997) |
| August 18 | — | — | 2.03 in (2015) |
| August 19 | — | — | 1.51 in (2006) |
| August 20 | — | — | 3.88 in (2018) |
| August 21 | — | — | 3.43 in (2017) |
| August 22 | — | — | 3.22 in (2017) |
| August 23 | — | — | 1.81 in (2014) |
| August 24 | — | — | 1.76 in (2007) |
| August 25 | — | — | 0.78 in (1987) |
| August 26 | — | — | 3.25 in (1987) |
| August 27 | — | — | 0.95 in (1989) |
| August 28 | — | — | 1.98 in (2022) |
| August 29 | — | — | 4.90 in (2014) |
| August 30 | — | — | 2.18 in (2024) |
| August 31 | — | — | 1.96 in (2011) |