Tonawanda Weather in May

May in Tonawanda sees daytime temperatures around 21°C (70°F) and lows of 9°C (48°F) at night. With around 68 mm (2.7 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Tonawanda in May

Historically, May sees about 12 days of rain, with a monthly average of 68 mm (2.7 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Tonawanda in May

May is a good time to be in Tonawanda. Days are excellent, reaching 21°C (70°F), with nights around 9°C (48°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Tonawanda in May

The days are predominantly sunny, with an estimated total of around 259 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, July, August and September typically offer the best weather for Tonawanda.