Rochester Weather in September
September in Rochester typically sees daytime highs of 22°C (72°F) and nighttime lows of 10°C (50°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Rochester in September
Typically, you can expect about 11 days of rain this month, with 101 mm (4 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Rochester in September
Rochester in September gets highs of 22°C (72°F) during the day and drops to 10°C (50°F) at night. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Rochester.
Rochester Temperature in September
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Rochester Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rochester - and find the best time to visit.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Rochester in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in Rochester in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Rochester 3-Day Forecast
See the full Rochester climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
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