July weather in Long Lake, SD
The average temperature in Long Lake in July is 69.5°F (58.3°F–80.8°F). Average precipitation: 2.96 inches.
July is a summer month in Long Lake, and is warmer than the annual average of 41.9°F. Daily temperatures swing about 22.5°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 15h 12m. For travel, July is a comfortable month to visit.
Avg High
80.8°F
Avg Low
58.3°F
Precipitation
2.96 in
Daylight
15h 12m
July records in Long Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 91.8°F (2012) | 44.6°F (2016) | 0.61 in (2025) |
| July 2 | 91.2°F (2012) | 46.6°F (2014) | 0.61 in (2009) |
| July 3 | 96.4°F (2021) | 46.2°F (2008) | 2.15 in (2022) |
| July 4 | 98.2°F (2017) | 51.4°F (2008) | 1.20 in (2020) |
| July 5 | 99.1°F (2017) | 46.0°F (2023) | 0.96 in (2020) |
| July 6 | 89.6°F (2017) | 48.7°F (2023) | 0.72 in (2012) |
| July 7 | 102.0°F (2007) | 47.3°F (2015) | 0.46 in (2022) |
| July 8 | 91.0°F (2017) | 48.7°F (2016) | 0.88 in (2013) |
| July 9 | 99.7°F (2017) | 51.3°F (2015) | 1.54 in (2013) |
| July 10 | 92.8°F (2008) | 49.1°F (2013) | 1.77 in (2011) |
| July 11 | 98.8°F (2017) | 46.8°F (2007) | 0.78 in (2016) |
| July 12 | 90.5°F (2012) | 48.0°F (2025) | 0.60 in (2009) |
| July 13 | 91.2°F (2012) | 50.0°F (2008) | 0.60 in (2011) |
| July 14 | 93.0°F (2008) | 48.6°F (2014) | 1.48 in (2009) |
| July 15 | 96.6°F (2012) | 46.6°F (2014) | 0.06 in (2013) |
| July 16 | 93.7°F (2012) | 44.2°F (2009) | 0.24 in (2015) |
| July 17 | 97.5°F (2017) | 42.1°F (2025) | 0.72 in (2008) |
| July 18 | 92.7°F (2022) | 46.8°F (2009) | 1.24 in (2017) |
| July 19 | 97.9°F (2012) | 51.4°F (2025) | 1.12 in (2017) |
| July 20 | 97.3°F (2012) | 52.9°F (2023) | 0.69 in (2025) |
| July 21 | 93.2°F (2021) | 51.8°F (2009) | 0.61 in (2017) |
| July 22 | 100.2°F (2007) | 51.6°F (2019) | 0.77 in (2016) |
| July 23 | 97.2°F (2021) | 52.2°F (2013) | 0.77 in (2025) |
| July 24 | 93.0°F (2007) | 52.2°F (2010) | 0.14 in (2020) |
| July 25 | 97.7°F (2007) | 51.3°F (2013) | 0.17 in (2012) |
| July 26 | 96.3°F (2024) | 46.0°F (2013) | 0.17 in (2007) |
| July 27 | 89.4°F (2021) | 41.7°F (2013) | 2.16 in (2008) |
| July 28 | 95.9°F (2021) | 47.5°F (2013) | 0.39 in (2019) |
| July 29 | 94.8°F (2012) | 50.2°F (2014) | 0.51 in (2011) |
| July 30 | 90.9°F (2007) | 47.7°F (2009) | 0.33 in (2023) |
| July 31 | 93.2°F (2007) | 52.2°F (2009) | 0.68 in (2008) |