Weather in Rochester in September
In an average September, Rochester sees a daily high around 73°F and a low around 56°F, based on 1980–2026 of local climate records.
| Average high | 73°F |
|---|---|
| Typical high range | 62°F to 82°F |
| Average low | 56°F |
| Typical low range | 46°F to 65°F |
| Average daily precipitation | 0.10 in |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
93°F
2007-09-07
Lowest
48°F
1993-09-30
Low
Highest
77°F
2013-09-11
Lowest
32°F
2000-09-29
Feels-like
Highest
115°F
2018-09-05
Lowest
26°F
1991-09-30
Humidity
Highest
20.7 g/m³
2016-09-08
Lowest
4.9 g/m³
1992-09-30
Wind
Highest
22 mph
2008-09-15
Lowest
4 mph
1999-09-04
Gust
Highest
55 mph
2008-09-15
Lowest
9 mph
2025-09-29
Precip
Wettest
6.27 in
1999
Driest
1.50 in
2025
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