September weather in Fountain Inn, SC
The average temperature in Fountain Inn in September is 72.0°F (61.3°F–82.6°F). Average precipitation: 3.69 inches.
September is a fall month in Fountain Inn, and is warmer than the annual average of 60.6°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
82.6°F
Avg Low
61.3°F
Precipitation
3.69 in
Daylight
12h 12m
September records in Fountain Inn
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.0°F (2022) | 61.0°F (2023) | 0.93 in (2017) |
| September 2 | 93.0°F (2016) | 57.9°F (2017) | 0.07 in (2021) |
| September 3 | 93.9°F (2014) | 55.0°F (2017) | 0.00 in (2014) |
| September 4 | 91.9°F (2014) | 55.0°F (2017) | 0.08 in (2014) |
| September 5 | 95.0°F (2015) | 55.9°F (2017) | 0.73 in (2018) |
| September 6 | 93.9°F (2023) | 60.1°F (2016) | 0.80 in (2017) |
| September 7 | 97.0°F (2023) | 50.0°F (2017) | 0.75 in (2017) |
| September 8 | 95.0°F (2019) | 50.0°F (2017) | 1.39 in (2023) |
| September 9 | 95.0°F (2016) | 54.0°F (2024) | 0.02 in (2021) |
| September 10 | 96.1°F (2019) | 54.0°F (2017) | 2.26 in (2015) |
| September 11 | 96.1°F (2016) | 55.9°F (2017) | 0.75 in (2022) |
| September 12 | 93.9°F (2019) | 55.9°F (2017) | 2.42 in (2017) |
| September 13 | 97.0°F (2019) | 48.9°F (2015) | 1.07 in (2020) |
| September 14 | 95.0°F (2019) | 46.0°F (2015) | 0.30 in (2023) |
| September 15 | 91.0°F (2016) | 48.9°F (2015) | 0.07 in (2020) |
| September 16 | 91.9°F (2016) | 51.1°F (2015) | 1.01 in (2018) |
| September 17 | 93.0°F (2019) | 55.0°F (2015) | 1.49 in (2020) |
| September 18 | 95.0°F (2019) | 55.0°F (2023) | 1.34 in (2020) |
| September 19 | 88.0°F (2016) | 55.9°F (2023) | 0.01 in (2016) |
| September 20 | 91.9°F (2016) | 48.9°F (2020) | 0.00 in (2014) |
| September 21 | 90.0°F (2015) | 48.9°F (2020) | 0.30 in (2021) |
| September 22 | 93.0°F (2022) | 45.0°F (2020) | 0.04 in (2021) |
| September 23 | 96.1°F (2022) | 48.9°F (2020) | 0.29 in (2021) |
| September 24 | 91.0°F (2019) | 46.9°F (2022) | 0.00 in (2014) |
| September 25 | 93.9°F (2016) | 48.0°F (2021) | 1.40 in (2020) |
| September 26 | 91.9°F (2016) | 48.9°F (2021) | 1.07 in (2015) |
| September 27 | 96.1°F (2019) | 46.0°F (2022) | 5.60 in (2024) |
| September 28 | 93.9°F (2019) | 46.0°F (2022) | 0.32 in (2018) |
| September 29 | 91.0°F (2017) | 52.0°F (2022) | 0.21 in (2014) |
| September 30 | 93.9°F (2019) | 46.0°F (2020) | 0.14 in (2020) |