Rochester Weather: May
 |
Average Day Temperature: | 64.1°F |
|
Average Night Temperature: | 50.2°F |
|
Sea Water Temperature: | 46.4°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 14.1 - 15.1 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 0.9 in | |
| detailed information | ||
forecast
| Rochester |
Temperature
| Rochester |
Air Temperature in May, °F
The highest day temperature in May 2026 was 96°F. The lowest night temperature was 32°F. The average values for day and night temperatures during May were 65.6°F и 49.0°F respectivly.
Rochester Water Sea Temperature in May, °F
The average sea surface temperature in May 2026 for Rochester was 43.8°F. The maximum and minimum values were 35.4°F and 49.6°F respectively.
You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in May, in
Precipitation total in May for Rochester is 0.9 in. It makes may one of the least rainy months of the year.
The average wind speed in May is 8.1 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Rochester in May is 7.8 hours.
Rochester on the Weather Map
| Boston |  |
+92 |
| Chicago | |
+86 |
| Hawaii |  |
+80 |
| Houston |  |
+80 |
| Las Vegas | |
+120 |
| Los Angeles | |
+106 |
| Maui |  |
+76 |
| Miami | |
+96 |
| Myrtle Beach | |
+96 |
| New York | |
+110 |
| San Diego | |
+96 |
| San Francisco | |
+76 |
| Santa Monica | |
+84 |
| Sarasota | |
+102 |
| Tampa | |
+100 |
| 1800 |  |
90°F | SE 12 mph |
| 2100 |  |
82°F | E 11 mph |
| 0000 | |
76°F | E 8 mph |
| 0300 | |
72°F | NE 9 mph |
| 0600 |  |
70°F | E 8 mph |
| 0900 | |
76°F | E 9 mph |
| 1200 | |
82°F | SE 14 mph |
| 1500 | |
86°F | E 14 mph |