La Fortuna weather live forecast

Today's maximum temperature in La Fortuna is expected to be 25°C. Select a day from the live weather forecast for La Fortuna, Costa Rica for more weather parameters.

Sunday
16th Aug
25

22

0

8
Monday
17th Aug
25

22

3

9
Tuesday
18th Aug
27

22

4

5
Wednesday
19th Aug
26

22

3

11
Thursday
20th Aug
27

22

3

7

5-day weather forecast updated at 04:02 on Sunday 16th 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 Sunday 16th August 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 25°C, maximum UV of 8 (Very High) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 95% chance of some rain and a light breeze of 11 kph from the east.

25
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
8
UV index (Very High)
95
% chance of some rain
<30
mm of rainfall expected
25
°C wind chill
11
kph wind from E

La Fortuna weather for Monday 17th August 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 25°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 87% chance of some rain and little or no wind of 5 kph from the north.

25
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
9
UV index (Very High)
87
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
5
kph wind from N

La Fortuna weather for Tuesday 18th August 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a light breeze of 8 kph from the east.

27
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
5
UV index (Moderate)
91
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
8
kph wind from E

La Fortuna weather for Wednesday 19th August 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 14 kph from the east.

26
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
11
UV index (Extreme)
91
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
14
kph wind from E

La Fortuna weather for Thursday 20th August 2026

Expect isolated thunderstorms in La Fortuna, Costa Rica with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 94% chance of some rain and a gentle breeze of 14 kph from the east.