May weather in Watertown, NY
The average temperature in Watertown in May is 57.0°F (47.2°F–66.9°F). Average precipitation: 3.65 inches.
May is a spring month in Watertown, and is warmer than the annual average of 46.4°F. Daily temperatures swing about 19.7°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 14h 33m. For travel, May is a comfortable month to visit.
Avg High
66.9°F
Avg Low
47.2°F
Precipitation
3.65 in
Daylight
14h 33m