World Resorts Costa Rica Jaco Weather

Jaco 7 Days Forecast

23.12
tue
Day
81°F
E 5 mph
Precip.
0%
Night
77°F
SW 3 mph
Precip.
0%
24.12
wed
Day
81°F
NE 4 mph
Precip.
0%
Night
77°F
SW 4 mph
Precip.
85%
25.12
thu
Day
81°F
NE 6 mph
Precip.
0%
Night
77°F
SW 3 mph
Precip.
0%
26.12
fri
Day
81°F
NE 4 mph
Precip.
0%
Night
77°F
SW 4 mph
Precip.
100%
27.12
sat
Day
81°F
NE 4 mph
Precip.
0%
Night
77°F
SW 3 mph
Precip.
84%
28.12
sun
Day
81°F
NE 4 mph
Precip.
0%
Night
77°F
S 2 mph
Precip.
86%
29.12
mon
Day
81°F
NE 5 mph
Precip.
0%
Night
77°F
SW 4 mph
Precip.
67%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 83.0°F. The highest and lowest sea temperatures during the month were 83.5°F and 82.4°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 83.7°F. The highest and lowest sea temperatures during the month were 85.3°F and 82.2°F.

Air temperature in Jaco, °F

Precipitation total in Jaco, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Jaco

Sunniest months:
February 11 days
March 10 days
January 7 days
Warmest months:
April 85.2 °F
March 85.1 °F
February 84.7 °F
Warmest sea temp:
April 85.6 °F
May 85.4 °F
March 85.3 °F
Coldest months:
November 80.5 °F
October 81.2 °F
August 81.7 °F
Rainiest months:
August 24 days
July 22 days
June 22 days
Windiest months:
February 5.2 mph
March 5.1 mph
April 4.8 mph

Jaco on a weather map

Jaco
+75°F
SW 6 mph
Feels like: +77°F
Precip.: 0%
Places in Costa Rica:
Name
°F
+54°F
+75°F
+72°F
+68°F
+72°F
+72°F
+72°F
+52°F
+75°F
+73°F
+70°F
+52°F
24 Hours Forecast
Jaco
Local time: 03:05
December 23, tuesday
0600
73°F
S
6 mph
0900
79°F
S
3 mph
1200
81°F
E
5 mph
1500
81°F
NE
7 mph
1800
79°F
N
4 mph
2100
77°F
SW
2 mph
December 24, wednesday
0000
77°F
SW
3 mph
0300
75°F
SW
6 mph
Units of measurement: °C / °F