August weather in Green Lake, WI
The average temperature in Green Lake in August is 68.1°F (56.2°F–79.9°F). Average precipitation: 4.15 inches.
August is a summer month in Green Lake, and is warmer than the annual average of 45.1°F. Daily temperatures swing about 23.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 49m. For travel, August is a comfortable month to visit.
Avg High
79.9°F
Avg Low
56.2°F
Precipitation
4.15 in
Daylight
13h 49m
August records in Green Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 91.0°F (2007) | 46.9°F (2025) | 0.05 in (2021) |
| August 2 | 89.1°F (2007) | 46.0°F (2009) | 0.86 in (2024) |
| August 3 | 90.0°F (2015) | 48.9°F (2013) | 0.46 in (2020) |
| August 4 | 93.9°F (2016) | 48.0°F (2013) | 0.44 in (2019) |
| August 5 | 91.0°F (2016) | 48.0°F (2020) | 0.88 in (2007) |
| August 6 | 86.0°F (2016) | 50.0°F (2009) | 0.79 in (2024) |
| August 7 | 90.0°F (2022) | 51.1°F (2024) | 1.40 in (2013) |
| August 8 | 89.1°F (2012) | 50.0°F (2017) | 3.61 in (2021) |
| August 9 | 89.1°F (2025) | 46.9°F (2024) | 0.32 in (2021) |
| August 10 | 87.1°F (2016) | 46.9°F (2008) | 0.37 in (2012) |
| August 11 | 91.0°F (2016) | 48.0°F (2008) | 0.69 in (2015) |
| August 12 | 88.0°F (2018) | 48.0°F (2008) | 0.75 in (2007) |
| August 13 | 91.9°F (2010) | 46.9°F (2013) | 1.19 in (2016) |
| August 14 | 87.1°F (2018) | 42.1°F (2013) | 0.84 in (2010) |
| August 15 | 90.0°F (2015) | 45.0°F (2013) | 1.24 in (2023) |
| August 16 | 90.0°F (2015) | 46.9°F (2014) | 0.38 in (2024) |
| August 17 | 88.0°F (2015) | 48.0°F (2014) | 1.53 in (2025) |
| August 18 | 87.1°F (2016) | 46.0°F (2012) | 0.27 in (2019) |
| August 19 | 90.0°F (2016) | 50.0°F (2009) | 2.74 in (2007) |
| August 20 | 86.0°F (2011) | 48.9°F (2012) | 1.01 in (2007) |
| August 21 | 88.0°F (2023) | 45.0°F (2024) | 1.15 in (2010) |
| August 22 | 88.0°F (2013) | 46.0°F (2024) | 0.83 in (2014) |
| August 23 | 89.1°F (2014) | 48.0°F (2024) | 0.10 in (2007) |
| August 24 | 97.0°F (2023) | 48.0°F (2019) | 0.30 in (2016) |
| August 25 | 88.0°F (2020) | 39.9°F (2017) | 2.22 in (2020) |
| August 26 | 89.1°F (2013) | 42.1°F (2017) | 0.51 in (2009) |
| August 27 | 91.0°F (2024) | 44.1°F (2025) | 2.30 in (2018) |
| August 28 | 93.0°F (2013) | 45.0°F (2025) | 3.48 in (2018) |
| August 29 | 89.1°F (2007) | 46.0°F (2025) | 2.05 in (2018) |
| August 30 | 90.0°F (2016) | 45.0°F (2009) | 0.55 in (2024) |
| August 31 | 89.1°F (2012) | 37.9°F (2009) | 0.74 in (2017) |