Weather in Rochester in September
In an average September, Rochester sees a daily high around 72°F and a low around 59°F, based on 1980–2026 of local climate records.
| Average high | 72°F |
|---|---|
| Typical high range | 63°F to 80°F |
| Average low | 59°F |
| Typical low range | 51°F to 67°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
90°F
2007-09-07
Lowest
48°F
1993-09-30
Low
Highest
77°F
2013-09-11
Lowest
39°F
2000-09-29
Feels-like
Highest
101°F
1991-09-16
Lowest
32°F
1991-09-30
Humidity
Highest
20.5 g/m³
2016-09-08
Lowest
5.0 g/m³
1989-09-27
Wind
Highest
30 mph
2008-09-15
Lowest
5 mph
1999-09-02
Gust
Highest
59 mph
2008-09-15
Lowest
10 mph
2017-09-17
Precip
Wettest
6.95 in
2006
Driest
1.27 in
2025
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