Jaco weather live forecast

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

Wednesday
17th Dec
28

23

5

7
Thursday
18th Dec
28

23

5

9
Friday
19th Dec
29

23

10

9
Saturday
20th Dec
29

23

6

9
Sunday
21st Dec
29

22

7

9

5-day weather forecast updated at 04:03 on Wednesday 17th December 2025 GMT

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

Jaco weather forecast by day

Below are the detailed weather forecasts for Jaco for the next 5 days.

Jaco weather for Wednesday 17th December 2025

Expect isolated thunderstorms in Jaco, Costa Rica with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a light breeze of 9 kph from the south.

28
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
39
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
9
kph wind from S

Jaco weather for Thursday 18th December 2025

Expect isolated thunderstorms in Jaco, 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 0-2 mm of rainfall expected with 45% chance of some rain and a light breeze of 8 kph from the south-west.

28
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
45
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
8
kph wind from SW

Jaco weather for Friday 19th December 2025

Expect isolated thunderstorms in Jaco, Costa Rica with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a light breeze of 9 kph from the south.

29
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
9
UV index (Very High)
27
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from S

Jaco weather for Saturday 20th December 2025

Expect isolated thunderstorms in Jaco, Costa Rica with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a light breeze of 10 kph from the south.

29
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
44
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from S

Jaco weather for Sunday 21st December 2025

Expect isolated thunderstorms in Jaco, Costa Rica with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a light breeze of 9 kph from the south-west.