Weathermondo.com
United StatesThe weather in May in Summit
It's pleasantly warm in May in Summit with an average temperature of 20°C. Temperatures this month range from a low of 17°C to a high of 22°C. At night, you can expect temperatures between 7°C and 11°C.
Looking for great weather? May is a good time to be in Summit. The temperatures are nice, and there’s not too much 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 Summit, Washington. 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 32°C in 2023, Summit reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 9°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 16°C.
Rainfall amount
In May, there is an average of 39 mm of precipitation, spread over 7 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in May for Summit
Click on any day in May to get detailed info about the usual weather on that day in Summit. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Summit | New York | |
|---|---|---|
| Average temperature | 20°C | 22°C |
| Max. temperature | 22°C | 28°C |
| Min. temperature | 7°C | -5°C |
| Total precipitation | 39 mm | 105 mm |
| Rainy days | 7 days | 14 days |
Start of May
The month of May starts in Summit with mild temps, averaging around 19°C during the day and nights around 8°C.
Mid May
By mid-May, daytime temps rise to around 20°C, with nights around 10°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 Summit is around 21°C, while nighttime temps are about 10°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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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 Summit for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in May in Summit, Washington. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Summit
Temperature in May in Summit over the years
Precipitation charts
These charts show the average amount of precipitation in May in Summit, Washington. 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 Summit
Total precipitation in May in Summit over the years
Daily UV index in May in Summit
This chart shows the average daily UV index in May in Summit, 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 Summit
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Average weather in Summit by month
Click on a month below to see detailed weather info for Summit. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.