Weather in Rochester in August 2025
- August is usually the hottest month of the year in Rochester;
Average weather
Average temperature in Rochester in August
The expected average maximum temperature in August is +77°F with a maximum of +84°F and a minimum of +50°F.
The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +73°F to +70°F.
Is Rochester warm or cold in August?
Rochester is typically warm in August.
Maximum temperatures go up compared to the previous month from +79°F to +79°F. The minimum temperature also goes down from +64°F to +63°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
August is the hottest month in Rochester, here is the comparison with other months:
Climate in Rochester in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +79°F | +79°F | +72°F | ||||
| Min. temperature | ||||||
| +50°F | +43°F | +34°F | ||||
| Max. temperature | ||||||
| +97°F | +93°F | +91°F | ||||
| Rainfall | ||||||
| 104 mm | 103 mm | 107 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 3 m/s | ||||
| Humidity | ||||||
| 72% | 74% | 75% | ||||
| Air pressure | ||||||
| 1013 HPa | 1015 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 4 | 4 | 5 | ||||
| Cloudy days | ||||||
| 10 | 9 | 9 | ||||
| Rainy days | ||||||
| 16 | 17 | 16 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as good as in July. The temperature levels stay the same in the area of +79°F for average maximum temperature during the day. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 104 mm to 103 mm. Humidity rises from 72% to 74%. The average wind speed doesn’t change much during August, staying around 2 m/s. The amount of sunny days stay about the same, averaging 4 sunny days during the month.
Next month (September) brings a further decline in the weather.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Rochester is gradually increasing during August, going from 1 m/s to 3 m/s over the course of the month.
Rain
How was the weather last August in Rochester?
Climate Change Over the Years
The climate in Rochester in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1992 (+54°F) and the highest in 2012 (+61°F). The driest year was 1999 with only 704 mm of rainfall, and the wettest year was 2021 with 1454 mm.
FAQ
Is August a good time to visit Rochester?
Can you sunbathe in Rochester in August?
Is Rochester rainy in August?
Is it sunny in Rochester in August?
Other cities in USA
Monthly weather in Rochester
Source of the data
For this page, we’ve looked at the typical weather in Rochester, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
