September weather in Rolling Hills, WY
The average temperature in Rolling Hills in September is 60.1°F (45.1°F–75.1°F). Average precipitation: 1.20 inches.
September is a fall month in Rolling Hills, and is warmer than the annual average of 47.1°F. Daily temperatures swing about 30°F between overnight low and afternoon high. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
75.1°F
Avg Low
45.1°F
Precipitation
1.20 in
Daylight
12h 16m
September records in Rolling Hills
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 88.0°F (2019) | 39.9°F (2020) | 0.23 in (2008) |
| September 2 | 91.0°F (2019) | 46.0°F (2018) | 0.17 in (2010) |
| September 3 | 95.0°F (2019) | 45.0°F (2020) | 0.06 in (2007) |
| September 4 | 91.9°F (2017) | 46.9°F (2018) | 0.33 in (2004) |
| September 5 | 90.0°F (2019) | 48.0°F (2020) | 0.53 in (2004) |
| September 6 | 96.1°F (2020) | 41.0°F (2017) | 0.17 in (2016) |
| September 7 | 90.0°F (2020) | 39.9°F (2017) | 0.14 in (2012) |
| September 8 | 82.9°F (2018) | 33.1°F (2020) | 0.25 in (2020) |
| September 9 | 87.1°F (2017) | 30.0°F (2020) | 0.24 in (2003) |
| September 10 | 90.0°F (2017) | 25.0°F (2020) | 0.77 in (2020) |
| September 11 | 87.1°F (2018) | 28.0°F (2020) | 0.54 in (2008) |
| September 12 | 88.0°F (2017) | 41.0°F (2020) | 0.36 in (2014) |
| September 13 | 90.0°F (2017) | 37.9°F (2020) | 0.34 in (2003) |
| September 14 | 87.1°F (2015) | 37.9°F (2019) | 0.43 in (2013) |
| September 15 | 86.0°F (2015) | 43.0°F (2016) | 0.22 in (2013) |
| September 16 | 91.0°F (2018) | 43.0°F (2017) | 0.46 in (2006) |
| September 17 | 88.0°F (2018) | 39.0°F (2016) | 0.33 in (2006) |
| September 18 | 88.0°F (2018) | 37.0°F (2016) | 1.08 in (2002) |
| September 19 | 86.0°F (2018) | 39.0°F (2017) | 0.21 in (2002) |
| September 20 | 84.9°F (2019) | 37.9°F (2015) | 0.39 in (2021) |
| September 21 | 88.0°F (2016) | 39.9°F (2015) | 1.07 in (2009) |
| September 22 | 82.9°F (2015) | 36.0°F (2018) | 0.17 in (2006) |
| September 23 | 84.0°F (2020) | 36.0°F (2019) | 0.70 in (2006) |
| September 24 | 84.9°F (2015) | 39.0°F (2017) | 0.22 in (2016) |
| September 25 | 86.0°F (2020) | 33.1°F (2017) | 0.62 in (2017) |
| September 26 | 86.0°F (2015) | 34.0°F (2017) | 0.05 in (2017) |
| September 27 | 90.0°F (2015) | 30.9°F (2017) | 0.79 in (2013) |
| September 28 | 86.0°F (2015) | 33.1°F (2017) | 0.28 in (2019) |
| September 29 | 81.0°F (2021) | 28.9°F (2020) | 0.39 in (2014) |
| September 30 | 78.1°F (2020) | 36.0°F (2018) | 0.55 in (2021) |