Rosario weather in May (Colonia, Uruguay)

Planning a trip to Rosario in May? Check out this comprehensive weather guide.

In Rosario the weather in May is generally perfect, with pleasant temperatures and moderate rainfall. Throughout the daytime, temperatures often hover around 20°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 10°C.

Rosario in May usually receives moderate rainfall, averaging around 78 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 8 days of the month will see rainfall.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit. May, September and December generally stand out with the best circumstances. While June and July tend to showcase less optimal conditions.

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

 

Rosario, monthly averages in May

Min Temperature 10°C  

Max Temperature 20°C  

Chance of Rain 25%  

Precipitation 78 mm  

Rainy days 8 days  

Where to go in Uruguay in May

Find out more about the weather in Uruguay in May and which places have the best weather 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 Rosario in May?

For visitors traveling to Rosario, 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 in May.

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Rosario.

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