United StatesThe weather in May in Superior
It's cool to moderate in May in Superior with an average temperature of 15°C. Temperatures this month range from a low of 10°C to a high of 21°C. At night, you can expect temperatures between 3°C and 8°C.
Looking for sun and warm weather? May isn’t a good month to be in Superior. The temperatures are too low for a warm stay this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Superior, Wisconsin. 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 34°C in 2016, Superior reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 2°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of -3°C to a highest value of 15°C.
Rainfall amount
In May, there is an average of 32 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Daily weather in May for Superior
Click on any day in May to get detailed info about the usual weather on that day in Superior. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Superior | New York | |
|---|---|---|
| Average temperature | 15°C | 22°C |
| Max. temperature | 21°C | 28°C |
| Min. temperature | 3°C | -5°C |
| Total precipitation | 32 mm | 105 mm |
| Rainy days | 6 days | 14 days |
Start of May
The month of May starts in Superior with cool temps, averaging around 13°C during the day and nights around 4°C.
Mid May
By mid-May, daytime temps rise to around 15°C, with nights around 5°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of May
By the end of May, the average daytime temperature in Superior is around 18°C, while nighttime temps are about 8°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 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Superior for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in May in Superior, Wisconsin. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Superior
Temperature in May in Superior over the years
Precipitation charts
These charts show the average amount of precipitation in May in Superior, Wisconsin. 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 Superior
Total precipitation in May in Superior over the years
Daily UV index in May in Superior
This chart shows the average daily UV index in May in Superior, 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 Superior
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Average weather in Superior by month
Click on a month below to see detailed weather info for Superior. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.