September weather in Buchanan, NY
The average temperature in Buchanan in September is 63.7°F (52.4°F–75.0°F). Average precipitation: 4.60 inches.
September is a fall month in Buchanan, and is warmer than the annual average of 50.2°F. Daily temperatures swing about 22.6°F between overnight low and afternoon high. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
75.0°F
Avg Low
52.4°F
Precipitation
4.60 in
Daylight
12h 16m
September records in Buchanan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.9°F (1953) | 42.1°F (1951) | 3.18 in (1952) |
| September 2 | 98.1°F (1953) | 39.0°F (1963) | 4.53 in (2021) |
| September 3 | 96.1°F (1953) | 32.0°F (1958) | 0.76 in (2020) |
| September 4 | 93.0°F (1953) | 44.1°F (1964) | 0.84 in (1966) |
| September 5 | 89.1°F (2018) | 39.0°F (1965) | 0.78 in (2025) |
| September 6 | 91.0°F (2018) | 39.0°F (1957) | 1.31 in (2022) |
| September 7 | 93.0°F (2018) | 34.0°F (1962) | 1.33 in (2022) |
| September 8 | 93.0°F (2023) | 35.1°F (1962) | 0.44 in (2024) |
| September 9 | 89.1°F (1959) | 36.0°F (1958) | 1.86 in (1969) |
| September 10 | 89.1°F (1959) | 30.9°F (1956) | 1.08 in (2023) |
| September 11 | 90.0°F (1961) | 35.1°F (1969) | 6.41 in (1954) |
| September 12 | 91.0°F (1961) | 30.9°F (1958) | 4.80 in (1960) |
| September 13 | 91.0°F (1961) | 27.0°F (1958) | 2.22 in (1953) |
| September 14 | 87.1°F (1952) | 32.0°F (1963) | 2.03 in (1971) |
| September 15 | 84.9°F (2024) | 30.9°F (1963) | 0.98 in (1961) |
| September 16 | 86.0°F (2021) | 28.9°F (1964) | 1.04 in (1956) |
| September 17 | 88.0°F (2018) | 30.9°F (1950) | 1.58 in (1958) |
| September 18 | 84.9°F (1965) | 28.9°F (1959) | 1.52 in (1970) |
| September 19 | 84.9°F (2022) | 28.9°F (1959) | 1.28 in (2023) |
| September 20 | 84.9°F (2022) | 32.0°F (1959) | 0.85 in (1960) |
| September 21 | 84.9°F (1965) | 28.0°F (1962) | 1.95 in (1961) |
| September 22 | 86.0°F (2019) | 28.9°F (1962) | 2.22 in (1966) |
| September 23 | 88.0°F (2019) | 30.0°F (1953) | 0.43 in (1957) |
| September 24 | 91.0°F (2019) | 25.0°F (1963) | 2.04 in (2021) |
| September 25 | 90.0°F (2017) | 26.1°F (1963) | 0.92 in (2023) |
| September 26 | 91.0°F (2017) | 30.0°F (1963) | 1.78 in (2018) |
| September 27 | 88.0°F (2017) | 24.1°F (1957) | 1.79 in (1958) |
| September 28 | 89.1°F (1952) | 21.0°F (1957) | 0.84 in (2018) |
| September 29 | 86.0°F (2025) | 21.9°F (1957) | 3.00 in (1963) |
| September 30 | 86.0°F (1950) | 25.0°F (1951) | 2.98 in (2020) |