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United StatesThe weather in May in Tonawanda
It's pleasantly warm in May in Tonawanda with an average temperature of 20°C. Temperatures this month range from a low of 15°C to a high of 26°C. At night, you can expect temperatures between 6°C and 16°C.
Looking for sun? May isn’t a good month to be in Tonawanda. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Tonawanda, New York. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2018, Tonawanda reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 5°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 23°C.
Rainfall amount
In May, there is an average of 137 mm of precipitation, spread over 15 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in May for Tonawanda
Click on any day in May to get detailed info about the usual weather on that day in Tonawanda. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Tonawanda | New York | |
|---|---|---|
| Average temperature | 20°C | 22°C |
| Max. temperature | 26°C | 28°C |
| Min. temperature | 6°C | -5°C |
| Total precipitation | 137 mm | 105 mm |
| Rainy days | 15 days | 14 days |
Start of May
The month of May starts in Tonawanda with mild temps, averaging around 19°C during the day and nights around 9°C.
Mid May
By mid-May, daytime temps rise to around 20°C, with nights around 10°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of May
By the end of May, the average daytime temperature in Tonawanda is around 23°C, while nighttime temps are about 13°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Tonawanda for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in May in Tonawanda, New York. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Tonawanda
Temperature in May in Tonawanda over the years
Precipitation charts
These charts show the average amount of precipitation in May in Tonawanda, New York. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in Tonawanda
Total precipitation in May in Tonawanda over the years
Daily UV index in May in Tonawanda
This chart shows the average daily UV index in May in Tonawanda, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in Tonawanda
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Average weather in Tonawanda by month
Click on a month below to see detailed weather info for Tonawanda. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.