Merrillville weather in May (Indiana, United States of America)

Will it be rainy or sunny in Merrillville this May? Find all the essential weather information for this month in our guide.

Temperatures

In May, Merrillville usually has pleasant temperatures and high rainfall. Expect daytime highs to reach approximately 22°C, with nighttime lows dipping to around 10°C.

Precipitation

Merrillville in May usually receives high rainfall, averaging around 103 mm for the month. On average, there are about 12 days with rain during this month.

Average sunshine

The city usually sees around 282 hours of sunlight, indicating many sunny days.

So this is a great month to visit if you prefer dry days with pleasant temperatures. May, June, July, August and September typically offer the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

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

 

Merrillville, monthly averages in May

Min Temperature 10°C  

Max Temperature 22°C  

Chance of Rain 40%  

Precipitation 103 mm  

Rainy days 12 days  

Humidity 64% *  

Sunshine 282 hours *  

Percentage Sunshine 62% *  

* Data from: Chicago, the United States of America (72 KM, 45 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 Merrillville, 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 Merrillville.

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.