Brazil Rio de Janeiro Weather in May (The Pick) — Climate Guide
May (The Pick) in Rio de Janeiro is very-high
May (The Pick) is very-high for Rio de Janeiro.
May is the top pick, as the dry season opens.
Travel score
Rio de Janeiro May (The Pick) Weather Stats
Avg High
26°C
Avg Low
20°C
Rainy Days
9
75mm total
Sunshine
6h
Daily avg
Humidity
80%
comfortable
UV Index
7
High
Wind
13 km/h
Gusts 28
Sea Temp
24°C
swimmable (a touch chilly)
Crowds
Moderate
At attractions
May (The Pick) Sunrise & Sunset
Air Quality
PM2.5
14 μg/m³
PM10
28 μg/m³
Status
moderate
Feels-Like Temperature & Wind
Feels like
Daytime
28°C
Nighttime
21°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 28 km/h
Activities Recommended for May (The Pick)
May (The Pick) Travel Pros & Cons
Pros
- Ideal 26/20°C
- 90% clear days
- Dry season
Cons
- A touch chilly for swimming
May (The Pick) Events & Festivals
- Autumn — the dry season begins
Rio de Janeiro in May (The Pick) — Full Picture
May is the top pick, as the dry season opens.
What to Wear & What to Pack
Early autumn. Short sleeves and a cardigan.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
Current28.3°C
22°C
11/mo
Summer (Jun·Jul·Aug)
25.3°C
18.7°C
7/mo
Autumn (Sep·Oct·Nov)
27°C
20.7°C
10.3/mo
Winter (Dec·Jan·Feb)
31.3°C
23.7°C
12.7/mo
Rio de Janeiro Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 32° | 24° | 13d·110mm | 7h | 80% | 12 | Very busy | Peak | |
| 32° | 24° | 12d·110mm | 7h | 80% | 12 | Very busy | Peak | |
| 31° | 24° | 12d·90mm | 7h | 80% | 11 | Busy | Peak | |
| April (Early Autumn — Value) (Best) | 28° | 22° | 12d·100mm | 6h | 80% | 9 | Moderate | Shoulder |
| May (The Pick) (Best) | 26° | 20° | 9d·75mm | 6h | 80% | 7 | Moderate | Shoulder |
| 25° | 19° | 7d·50mm | 6h | 78% | 7 | Moderate | Shoulder | |
| July (School Holidays) (Best) | 25° | 18° | 7d·50mm | 6h | 78% | 7 | Busy | Peak |
| August (Best) | 26° | 19° | 7d·50mm | 6h | 78% | 8 | Moderate | Shoulder |
| September (A Top Month) (Best) | 26° | 19° | 9d·80mm | 6h | 78% | 9 | Moderate | Shoulder |
| October (Spring) (Best) | 27° | 21° | 11d·100mm | 6h | 80% | 10 | Moderate | Shoulder |
| November (Late Spring) (Best) | 28° | 22° | 11d·110mm | 7h | 80% | 11 | Moderate | Shoulder |
| 30° | 23° | 13d·130mm | 7h | 80% | 12 | Very busy | Peak |
View Other Months
Rio de Janeiro May (The Pick) Hotel Picks
Frequently Asked Questions
Is May (The Pick) a good time to visit Rio de Janeiro?
Rio de Janeiro in May (The Pick) is very-high. Tourist crowds are moderate and flight/hotel prices are shoulder.
What's the average temperature in Rio de Janeiro in May (The Pick)?
Rio de Janeiro May (The Pick) averages a high of 26°C and a low of 20°C.
Does it rain much in Rio de Janeiro in May (The Pick)?
Rio de Janeiro May (The Pick) averages 75mm of rainfall over about 9 rainy days.
What should I wear in Rio de Janeiro in May (The Pick)?
Early autumn. Short sleeves and a cardigan.
What time are sunrise and sunset in Rio de Janeiro in May (The Pick)?
Rio de Janeiro May (The Pick) sunrise is 06:15 and sunset is 17:25, with 11h 10min of daylight.
What's the air quality like in Rio de Janeiro in May (The Pick)?
Rio de Janeiro May (The Pick) air quality (AQI) averages 50, rated Good. PM2.5 averages 14μg/m³.
What activities are recommended in Rio de Janeiro in May (The Pick)?
In May (The Pick), Rio de Janeiro is great for Ipanema, Corcovado, Sugarloaf.
Is May (The Pick) peak season in Rio de Janeiro?
Rio de Janeiro May (The Pick) crowds are moderate and prices are shoulder. You can travel relatively comfortably without long queues.
Best Months to Visit Rio de Janeiro
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.