Harvey weather in May (Illinois, United States of America)

What weather conditions can you expect in Harvey this May? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

In May, Harvey typically experiences pleasant temperatures and high rainfall. Throughout the day, temperatures can rise to about 22°C. At night, they generally drop to 11°C.

Precipitation

Harvey in May usually receives high rainfall, averaging around 112 mm for the month. The climate data from previous years indicates that there are typically about 12 days days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 282 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.

Should you favor a climate that's both dry and comfortably warm September typically offers the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

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

 

Harvey, monthly averages in May

Min Temperature 11°C  

Max Temperature 22°C  

Chance of Rain 40%  

Precipitation 112 mm  

Rainy days 12 days  

Humidity 64% *  

Sunshine 282 hours *  

Percentage Sunshine 62% *  

Data from: Chicago, the United States of America (46 KM, 28 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.

Weather conditions Weather

Temperatures

Precipitation

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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 Harvey, 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.

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

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

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.