Weather in Rio De Janeiro in March 2025
Average weather
Average temperature in Rio De Janeiro in March
Going from a maximum of +36°C during the day to a minimum of +22°C during the night, the temperature in March averages around +32°C.
The average maximum temperature goes up 14% by the end of the month, compared with the beginning of the month, from +30°C to +32°C.
Is Rio De Janeiro warm or cold in March?
Rio De Janeiro is typically warm in March.
Maximum temperatures go down compared to the previous month from +31°C to +30°C. The minimum temperature also goes down from +24°C to +23°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
March is one of the warmest months in Rio De Janeiro, here is the comparison with other months:
Water temperature in Rio De Janeiro in March
Water in Rio De Janeiro in March is Warm. It varies from +24°C to +28°C, with an average of +26°C. This is almost similar to the air temperature, which averages +30°C.
The water temperature in March is one of the warmest of the entire year:
Can you swim in Rio De Janeiro in March?
Climate in Rio De Janeiro in March
| February | March | April | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +31°C | +30°C | +28°C | ||||
| Min. temperature | ||||||
| +20°C | +17°C | +15°C | ||||
| Max. temperature | ||||||
| +38°C | +37°C | +37°C | ||||
| Rainfall | ||||||
| 123 mm | 133 mm | 105 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Avg. water temperature | ||||||
| +25°C | +26°C | +26°C | ||||
| Humidity | ||||||
| 77% | 79% | 79% | ||||
| Air pressure | ||||||
| 1011 HPa | 1012 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 6 | 5 | 7 | ||||
| Cloudy days | ||||||
| 3 | 3 | 5 | ||||
| Rainy days | ||||||
| 13 | 16 | 16 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
March weather is still as ok as in February. It’s getting colder in March. From +31°C in the day, the average maximum temperature lowers to +30°C. Prepare for more rain. Average rainfall goes from 123 mm to 133 mm. Humidity rises from 77% to 79%. The average wind speed doesn’t change much during March, staying around 2 m/s. The days becoming less sunny, going from 6 sunny days in February to 5 in March.
April brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Rio De Janeiro is gradually increasing during March, going from 4 m/s to 4 m/s over the course of the month.
Rain
How was the weather last March in Rio De Janeiro?
Climate Change over Years
The climate in Rio De Janeiro in March has not changed much over the last 43 years.
The average temperature was the lowest in 1989 (+26°C) and the highest in 2015 (+29°C). The driest year was 2001 with only 744 mm of rainfall, and the wettest year was 2019 with 2055 mm.
FAQ
Is March a good time to visit Rio De Janeiro?
Can you sunbathe in Rio De Janeiro in March?
Can you swim in Rio De Janeiro in March?
Is Rio De Janeiro rainy in March?
Is it sunny in Rio De Janeiro in March?
Other cities in Brazil
Monthly weather in Rio De Janeiro
Source of the data
For this page, we’ve looked at the typical weather in Rio De Janeiro, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.