August weather in St. Joseph, MO
The average temperature in St. Joseph in August is °F (°F–°F). Average precipitation: 3.94 inches.
August is a summer month in St. Joseph, and is cooler than the annual average of 0°F. Daylight averages about 13h 34m.
Avg High
°F
Avg Low
°F
Precipitation
3.94 in
Daylight
13h 34m
August records in St. Joseph
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 0.60 in (2016) |
| August 2 | — | — | 0.10 in (2016) |
| August 3 | — | — | 0.60 in (2014) |
| August 4 | — | — | 0.70 in (2023) |
| August 5 | — | — | 0.40 in (2023) |
| August 6 | — | — | 0.37 in (2023) |
| August 7 | — | — | 3.44 in (2018) |
| August 8 | — | — | 0.22 in (2020) |
| August 9 | — | — | 0.17 in (2023) |
| August 10 | — | — | 0.40 in (2014) |
| August 11 | — | — | 0.60 in (2014) |
| August 12 | — | — | 0.56 in (2016) |
| August 13 | — | — | 1.80 in (2021) |
| August 14 | — | — | 1.90 in (2023) |
| August 15 | — | — | 1.30 in (2018) |
| August 16 | — | — | 0.76 in (2019) |
| August 17 | — | — | 1.46 in (2019) |
| August 18 | — | — | 0.38 in (2019) |
| August 19 | — | — | 0.10 in (2014) |
| August 20 | — | — | 2.05 in (2018) |
| August 21 | — | — | 1.68 in (2019) |
| August 22 | — | — | 1.40 in (2017) |
| August 23 | — | — | 0.40 in (2014) |
| August 24 | — | — | 1.51 in (2016) |
| August 25 | — | — | 0.00 in (2014) |
| August 26 | — | — | 1.49 in (2016) |
| August 27 | — | — | 1.25 in (2016) |
| August 28 | — | — | 0.47 in (2022) |
| August 29 | — | — | 0.85 in (2018) |
| August 30 | — | — | 0.90 in (2019) |
| August 31 | — | — | 1.50 in (2021) |