September weather in Lyndonville, VT
The average temperature in Lyndonville in September is 56.8°F (46.6°F–67.1°F). Average precipitation: 3.58 inches.
September is a fall month in Lyndonville, and is warmer than the annual average of 41.1°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
67.1°F
Avg Low
46.6°F
Precipitation
3.58 in
Daylight
12h 17m
September records in Lyndonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 84.9°F (2010) | 39.0°F (2009) | 1.10 in (2012) |
| September 2 | 88.0°F (2010) | 37.9°F (2017) | 0.72 in (2019) |
| September 3 | 88.0°F (2010) | 41.0°F (2017) | 0.67 in (2019) |
| September 4 | 86.0°F (2010) | 42.1°F (2024) | 1.08 in (2018) |
| September 5 | 84.0°F (2023) | 45.0°F (2019) | 2.03 in (2012) |
| September 6 | 84.0°F (2014) | 35.1°F (2013) | 1.25 in (2011) |
| September 7 | 86.0°F (2023) | 37.0°F (2013) | 0.79 in (2025) |
| September 8 | 86.0°F (2023) | 42.1°F (2025) | 0.49 in (2024) |
| September 9 | 81.0°F (2023) | 35.1°F (2013) | 1.03 in (2012) |
| September 10 | 86.0°F (2015) | 37.0°F (2013) | 0.65 in (2008) |
| September 11 | 82.0°F (2020) | 36.0°F (2008) | 1.04 in (2023) |
| September 12 | 88.0°F (2013) | 39.0°F (2020) | 0.63 in (2016) |
| September 13 | 79.0°F (2022) | 37.0°F (2014) | 0.95 in (2013) |
| September 14 | 79.0°F (2012) | 39.0°F (2014) | 1.23 in (2015) |
| September 15 | 80.1°F (2018) | 30.0°F (2014) | 0.28 in (2008) |
| September 16 | 80.1°F (2017) | 30.0°F (2014) | 0.36 in (2011) |
| September 17 | 82.9°F (2018) | 32.0°F (2011) | 0.60 in (2010) |
| September 18 | 82.9°F (2018) | 33.1°F (2011) | 0.18 in (2016) |
| September 19 | 81.0°F (2017) | 27.0°F (2014) | 1.55 in (2012) |
| September 20 | 81.0°F (2024) | 30.0°F (2014) | 1.77 in (2022) |
| September 21 | 78.1°F (2016) | 30.9°F (2020) | 0.48 in (2022) |
| September 22 | 78.1°F (2017) | 33.1°F (2020) | 1.29 in (2018) |
| September 23 | 77.0°F (2017) | 32.0°F (2008) | 0.93 in (2022) |
| September 24 | 81.0°F (2017) | 34.0°F (2018) | 1.06 in (2019) |
| September 25 | 86.0°F (2017) | 35.1°F (2012) | 0.69 in (2021) |
| September 26 | 88.0°F (2017) | 28.9°F (2009) | 0.95 in (2024) |
| September 27 | 86.0°F (2017) | 30.0°F (2009) | 0.94 in (2024) |
| September 28 | 86.0°F (2017) | 33.1°F (2012) | 0.91 in (2009) |
| September 29 | 80.1°F (2014) | 34.0°F (2012) | 0.26 in (2019) |
| September 30 | 79.0°F (2025) | 33.1°F (2022) | 1.75 in (2020) |