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Rio de Janeiro in May: weather, sea & travel advice

Rio de Janeiro in May is especially suited to city breaks, family holidays, beach holidays and active holidays and hiking. Days are around 25 °C (warm), and the sea is about 24 °C. With about 7 rainy days it is moderate.

Zuckerhut und Strand in Rio de JaneiroRio de Janeiro · MayPhoto: Jens Hausherr from Hamburg, Deutschland · CC BY-SA 2.0

Climate facts

Day
25 °C
Night
20 °C
Sea
24 °C
Rainy days
7 rainy days
Sun
5 h/day
Humidity
80 %

Suitability by travel type

BeachExcellent88/100
City breakExcellent91/100
ActiveGood75/100
FamilyExcellent91/100

In favour

  • Pleasant daytime temperatures around 25 °C
  • Warm, swimmable sea (24 °C)

To consider

  • High humidity (80 %)

All months at a glance

Daytime temperature°C
28
J
28
F
28
M
27
A
25
M
24
J
24
J
25
A
25
S
26
O
26
N
27
D
Rainy daysdays
12
J
10
F
10
M
9
A
7
M
6
J
5
J
5
A
7
S
10
O
11
N
12
D

Similar destinations in May

Frequently asked questions

How warm is Rio de Janeiro in May?

Daytime highs average around 25 °C, with nights around 20 °C.

Can you swim in Rio de Janeiro in May?

The sea is about 24 °C (swimmable).

Does it rain a lot in Rio de Janeiro in May?

On the long-term average, expect about 7 rainy days.

When is the best time to visit Rio de Janeiro?

The most favourable months are usually the ones highlighted on the overview page. Values are historical averages, not a forecast.