Rochester (NY)
May
Weather in Rochester, New York for May 2026
Your guide to Rochester weather in May - trends and predictions
Frost Advisory - See hour by hour.
The forecast for the next days in Rochester predicts temperatures to be around 12 °F, close to the historical average.
In general, the average temperature in Rochester at the beginning of May is 13.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19.3 °F by the end of May.
Rochester experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 170.1 mm.
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Temperatures
Rain 🌧️
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7
Dry days
24
Rainy days
0
Snow days
17°/9°
Temperatures
18 km/h
Avg max wind
80 %
Avg humidity
Rochester Weather May
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Temperatures trend during May in Rochester
See the weather trend as well as the moving average line
May weather in Rochester day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 16° /4° | 0.8 mm | 5 | |
| May 2 | Patchy rain possible | 13° /7° | 3.9 mm | 4 | |
| May 3 |  Sunny | 16° /1° | 0 mm | 6.3 | |
| May 4 | Patchy rain possible | 17° /7° | 0.2 mm | 5.8 | |
| May 5 |  Moderate rain | 17° /7° | 8.2 mm | 3.1 | |
| May 6 | Moderate rain | 9° /5° | 15.7 mm | 1.8 | |
| May 7 | Moderate rain | 7° /4° | 7.3 mm | 0.2 | |
| May 8 | Patchy rain possible | 10° /4° | 0.3 mm | 2 | |
| May 9 | Patchy rain possible | 15° /4° | 0.2 mm | 2 | |
| May 10 | Patchy rain possible | 10° /8° | 1 mm | 2 | |
| May 11 | Sunny | 11° /5° | 0 mm | 3 | |
| May 12 | Sunny | 12° /3° | 0 mm | 3 | |
| May 13 | Patchy rain possible | 6° /5° | 1.3 mm | 2 | |
| May 14 | Patchy rain possible | 12° /6° | 0.2 mm | 2 | |
| May 15 | Moderate rain | 11° /8° | 5 mm | 2 | |
| May 16 | Patchy rain possible | 15° /8° | 0.3 mm | 3 | |
| May 17 | Light rain shower | 21° /12° | 35.3 mm | 5 | |
| May 18 | Patchy rain possible | 15° /10° | 0.4 mm | 4 | |
| May 19 |  Fog | 18° /8° | 0.1 mm | 5 | |
| May 20 |  Moderate or heavy rain shower | 14° /6° | 8.4 mm | 4 | |
| May 21 |  Partly cloudy | 17° /8° | 16.8 mm | 5 | |
| May 22 | Partly cloudy | 17° /10° | 14.7 mm | 4 | |
| May 23 |  Heavy rain at times | 17° /9° | 4.6 mm | 4 | |
| May 24 | Moderate rain at times | 17° /8° | 3.4 mm | 4 | |
| May 25 | Sunny | 18° /7° | 1.9 mm | 4 | |
| May 26 | Sunny | 19° /7° | 0 mm | 5 | |
| May 27 | Sunny | 21° /9° | 4.5 mm | 5 | |
| May 28 | Sunny | 20° /11° | 1.1 mm | 5 | |
| May 29 | Sunny | 18° /10° | 7.5 mm | 4 | |
| May 30 | Partly cloudy | 20° /10° | 0 mm | 5 | |
| May 31 | Partly cloudy | 19° /10° | 6 mm | 5 | |
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Important Notice
Our weather forecast for Rochester in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Rochester forecast closer to your planned date for the most up-to-date weather information.
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Rochester in May - FAQ
What are the expected maximum and minimum temperatures in Rochester during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Rochester during May?
Significant rainfall exceeding 170.1 mm is expected in Rochester during May, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Rochester during May?
The average wind speed in Rochester during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Rochester
Explore the daily rainfall trends and prepare for Rochesters May weather 💧
Typically, Rochester has 24 rainy days in May with a total of 170.1 mm of rainfall.
UV exposure in Rochester during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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