Sao Joao weather live forecast

Today's maximum temperature in Sao Joao is expected to be 29°C. Select a day from the live weather forecast for Sao Joao, Algarve, Portugal for more weather parameters.

Friday
22nd May
29

21

11

UV8
Saturday
23rd May
29

20

11

UV8
Sunday
24th May
27

19

14

UV8
Monday
25th May
27

18

10

UV8
Tuesday
26th May
27

18

14

UV7

5-day weather forecast updated at 04:02 on Thursday 21st May 2026 GMT

More about the Sao Joao

Sao Joao by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Algarve

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The 5-day weather forecast for Algarve (Sao Joao) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sao Joao weather forecast by day

Below are the detailed weather forecasts for Sao Joao for the next 5 days.

Sao Joao weather for Friday 22nd May 2026

Expect scattered clouds in Sao Joao, Algarve with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-east.

29
°C maximum temperature
21
°C minimum temperature
scattered clouds
11
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
26
kph wind from SE

Sao Joao weather for Saturday 23rd May 2026

29
°C maximum temperature
20
°C minimum temperature
scattered clouds
11
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
20
kph wind from SE

Sao Joao weather for Sunday 24th May 2026

Expect clear skies in Sao Joao, Algarve with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-east.

27
°C maximum temperature
19
°C minimum temperature
clear skies
14
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
19
kph wind from SE

Sao Joao weather for Monday 25th May 2026

Expect scattered clouds in Sao Joao, Algarve with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

27
°C maximum temperature
18
°C minimum temperature
scattered clouds
10
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
23
kph wind from E

Sao Joao weather for Tuesday 26th May 2026

Expect clear skies in Sao Joao, Algarve with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.