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New Castle weather in May (Delaware, United States of America)

What's the typical weather in New Castle for May? Wondering about the weather this month? Our guide has all the details you need.

Temperatures

The weather in New Castle during May is usually perfect, offering high temperatures and moderate rainfall. You can expect daytime temperatures to reach around 23°C, while the nights will see a decline to about 13°C.

Precipitation

New Castle in May usually receives moderate rainfall, averaging around 88 mm for the month. This month experiences about 12 days of rain according to historical data.

Average sunshine

The days are predominantly sunny, with an estimated total of around 247 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you're inclined towards comfortable temperatures and drier conditions, May is a prime time to visit New Castle. May typically offers the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized New Castle climate page with graphs.

 

New Castle, monthly averages in May

Min TemperatureMin Temperature 13°C  
Max TemperatureMax Temperature 23°C  
Chance of RainChance of Rain 40%  
PrecipitationPrecipitation 88 mm  
Rainy daysRainy days 12 days  
HumidityHumidity 66% *  
SunshineSunshine 247 hours *  
Percentage SunshinePercentage Sunshine 55% *  
Data from: Philadelphia, the United States of America (47 KM, 29 Miles).

Where to go in the United States of America in May

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to New Castle, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
9/10
Cycling
9/10
Walking
9/10
Barbeque
8/10
Camping
8/10
Outdoor sports
9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in New Castle.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.