July weather in Swan, IA
The average temperature in Swan in July is 73.7°F (63.8°F–83.5°F). Average precipitation: 3.85 inches.
July is a summer month in Swan, and is warmer than the annual average of 49.5°F. Daily temperatures swing about 19.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 43m. For travel, July is a comfortable month to visit.
Avg High
83.5°F
Avg Low
63.8°F
Precipitation
3.85 in
Daylight
14h 43m
July records in Swan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 93.0°F (2006) | 55.0°F (2007) | 0.28 in (2018) |
| July 2 | 92.8°F (2012) | 54.0°F (2005) | 2.76 in (2024) |
| July 3 | 93.7°F (2012) | 50.7°F (2014) | 0.17 in (2006) |
| July 4 | 95.7°F (2012) | 50.7°F (2014) | 0.91 in (2010) |
| July 5 | 97.0°F (2012) | 53.8°F (2006) | 1.85 in (2014) |
| July 6 | 98.4°F (2012) | 51.6°F (2006) | 0.76 in (2015) |
| July 7 | 95.5°F (2012) | 48.7°F (2023) | 1.40 in (2009) |
| July 8 | 93.7°F (2020) | 54.5°F (2015) | 0.32 in (2025) |
| July 9 | 93.2°F (2017) | 52.7°F (2023) | 0.69 in (2021) |
| July 10 | 89.8°F (2005) | 58.3°F (2023) | 0.69 in (2021) |
| July 11 | 93.4°F (2017) | 55.0°F (2007) | 1.85 in (2025) |
| July 12 | 92.8°F (2018) | 55.4°F (2007) | 1.58 in (2023) |
| July 13 | 94.5°F (2006) | 52.7°F (2007) | 0.28 in (2016) |
| July 14 | 92.7°F (2012) | 53.6°F (2014) | 1.04 in (2020) |
| July 15 | 94.8°F (2006) | 52.3°F (2014) | 0.44 in (2022) |
| July 16 | 97.5°F (2006) | 52.2°F (2014) | 0.68 in (2015) |
| July 17 | 100.2°F (2006) | 51.1°F (2014) | 0.81 in (2005) |
| July 18 | 100.4°F (2012) | 53.2°F (2023) | 1.88 in (2010) |
| July 19 | 99.7°F (2006) | 53.4°F (2009) | 2.11 in (2016) |
| July 20 | 95.5°F (2017) | 54.9°F (2009) | 1.13 in (2025) |
| July 21 | 96.6°F (2017) | 54.9°F (2007) | 1.00 in (2008) |
| July 22 | 101.3°F (2012) | 54.0°F (2009) | 1.86 in (2011) |
| July 23 | 102.7°F (2012) | 54.1°F (2019) | 0.58 in (2007) |
| July 24 | 98.2°F (2012) | 54.7°F (2013) | 1.01 in (2025) |
| July 25 | 103.5°F (2012) | 57.4°F (2013) | 0.81 in (2006) |
| July 26 | 93.6°F (2023) | 55.6°F (2013) | 1.44 in (2006) |
| July 27 | 92.5°F (2011) | 50.5°F (2013) | 1.78 in (2008) |
| July 28 | 97.2°F (2023) | 48.2°F (2013) | 2.56 in (2015) |
| July 29 | 93.9°F (2006) | 47.8°F (2013) | 0.58 in (2024) |
| July 30 | 95.9°F (2006) | 54.7°F (2018) | 1.00 in (2024) |
| July 31 | 96.4°F (2006) | 53.1°F (2009) | 1.49 in (2021) |