Rosario weather in January (Colonia, Uruguay)

Curious about the January weather in Rosario? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In January, Rosario generally has very high temperatures and moderate rainfall. January falls within the summer season. Daytime temperatures hover around 30°C, while nights can cool down to about 19°C. Often, it stands out as the year's warmest month. With this in mind, cool breathable fabrics will make navigating the heat much more bearable. Always be ready to embrace the warmth while staying cool and protected.

Rosario in January usually receives moderate rainfall, averaging around 87 mm for the month. When we look at the climate data from the last 30 years, we can expect around 10 days of rain.

If your ideal day consists of dry skies and moderate temperatures 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 January

Min TemperatureMin Temperature 19°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 32%  
PrecipitationPrecipitation 87 mm  
Rainy daysRainy days 10 days  

Where to go in Uruguay in January

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

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

Cycling
7/10
Walking
7/10
Camping
8/10
Outdoor sports
7/10

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.