August weather in Olin, IA
The average temperature in Olin in August is 70.2°F (59.4°F–80.9°F). Average precipitation: 4.82 inches.
August is a summer month in Olin, and is warmer than the annual average of 48°F. Daily temperatures swing about 21.5°F between overnight low and afternoon high. Daylight averages about 13h 42m. For travel, August is a comfortable month to visit.
Avg High
80.9°F
Avg Low
59.4°F
Precipitation
4.82 in
Daylight
13h 42m
August records in Olin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 89.1°F (2012) | 53.1°F (2019) | 0.58 in (2024) |
| August 2 | 93.9°F (2012) | 52.0°F (2021) | 0.01 in (2018) |
| August 3 | 91.9°F (2012) | 51.1°F (2021) | 0.05 in (2013) |
| August 4 | 95.0°F (2012) | 50.0°F (2017) | 0.51 in (2017) |
| August 5 | 88.0°F (2024) | 50.0°F (2017) | 1.51 in (2012) |
| August 6 | 90.0°F (2024) | 50.0°F (2012) | 1.62 in (2013) |
| August 7 | 88.0°F (2022) | 51.1°F (2012) | 2.08 in (2022) |
| August 8 | 91.9°F (2012) | 52.0°F (2017) | 3.40 in (2022) |
| August 9 | 87.1°F (2020) | 51.1°F (2024) | 0.83 in (2015) |
| August 10 | 88.0°F (2018) | 51.1°F (2019) | 1.31 in (2025) |
| August 11 | 93.0°F (2021) | 51.1°F (2012) | 0.69 in (2023) |
| August 12 | 89.1°F (2016) | 50.0°F (2017) | 2.05 in (2016) |
| August 13 | 87.1°F (2021) | 50.0°F (2014) | 0.46 in (2012) |
| August 14 | 87.1°F (2018) | 46.9°F (2013) | 0.26 in (2023) |
| August 15 | 87.1°F (2015) | 46.9°F (2013) | 0.69 in (2024) |
| August 16 | 88.0°F (2025) | 48.9°F (2013) | 1.52 in (2012) |
| August 17 | 90.0°F (2025) | 50.0°F (2012) | 0.16 in (2012) |
| August 18 | 88.0°F (2025) | 48.0°F (2012) | 0.92 in (2019) |
| August 19 | 88.0°F (2016) | 48.0°F (2012) | 0.48 in (2015) |
| August 20 | 89.1°F (2021) | 51.1°F (2012) | 0.92 in (2022) |
| August 21 | 93.9°F (2023) | 48.0°F (2012) | 2.90 in (2018) |
| August 22 | 90.0°F (2023) | 48.0°F (2012) | 0.57 in (2017) |
| August 23 | 91.0°F (2023) | 48.9°F (2024) | 1.81 in (2011) |
| August 24 | 100.0°F (2023) | 50.0°F (2015) | 2.49 in (2011) |
| August 25 | 97.0°F (2023) | 48.0°F (2025) | 1.71 in (2021) |
| August 26 | 90.0°F (2020) | 46.0°F (2025) | 2.22 in (2012) |
| August 27 | 93.0°F (2024) | 46.0°F (2025) | 0.78 in (2016) |
| August 28 | 93.9°F (2013) | 48.0°F (2025) | 0.26 in (2018) |
| August 29 | 91.0°F (2013) | 51.1°F (2019) | 1.25 in (2018) |
| August 30 | 88.0°F (2012) | 52.0°F (2020) | 1.80 in (2024) |
| August 31 | 96.1°F (2013) | 46.9°F (2023) | 0.87 in (2011) |