La Fortuna weather live forecast

Today's maximum temperature in La Fortuna is expected to be 28°C. Select a day from the live weather forecast for La Fortuna, Costa Rica for more weather parameters.

Monday
31st Aug
28

22

5

9
Tuesday
1st Sep
26

21

4

10
Wednesday
2nd Sep
26

22

3

6
Thursday
3rd Sep
27

22

4

8
Friday
4th Sep
27

22

3

11

5-day weather forecast updated at 04:02 on Monday 31st August 2026 GMT

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The 5-day weather forecast for Costa Rica (La Fortuna) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

La Fortuna weather forecast by day

Below are the detailed weather forecasts for La Fortuna for the next 5 days.

La Fortuna weather for Monday 31st August 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 48% chance of some rain and a gentle breeze of 15 kph from the east.

28
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
48
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
15
kph wind from E

La Fortuna weather for Tuesday 1st September 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a light breeze of 11 kph from the east.

26
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
10
UV index (Very High)
82
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
11
kph wind from E

La Fortuna weather for Wednesday 2nd September 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 75% chance of some rain and a light breeze of 7 kph from the east.

26
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
6
UV index (High)
75
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

La Fortuna weather for Thursday 3rd September 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a light breeze of 10 kph from the east.

27
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
8
UV index (Very High)
86
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
10
kph wind from E

La Fortuna weather for Friday 4th September 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 92% chance of some rain and a light breeze of 12 kph from the east.