Measurements:
°C
°F
CURRENT WEATHER
23:53
Jaco
84°F
W 5 mph
Feels like: 90°F
Precip: 15%
World Resorts Costa Rica Jaco Weather

7 Day Weather Forecast

10.18
sun
DAY
88°F
N 7 mph
precip
11%
NIGHT
84°F
W 5 mph
precip
15%
10.19
mon
DAY
88°F
NE 6 mph
precip
17%
NIGHT
84°F
SW 3 mph
precip
15%
10.20
tue
DAY
86°F
NE 6 mph
precip
16%
NIGHT
80°F
SE 4 mph
precip
32%
10.21
wed
DAY
86°F
NE 5 mph
precip
14%
NIGHT
82°F
SW 4 mph
precip
23%
10.22
thu
DAY
86°F
NE 6 mph
precip
6%
NIGHT
82°F
SW 4 mph
precip
70%
10.23
fri
DAY
86°F
NW 11 mph
precip
64%
NIGHT
82°F
W 7 mph
precip
76%
10.24
sat
DAY
80°F
W 13 mph
precip
77%
NIGHT
80°F
W 6 mph
precip
73%

Jaco Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Jaco was 30.3°F. The maximum and minimum values were 30.0°F and 30.6°F respectively.

Jaco on the Weather Map

Best Time to Visit Jaco
The most sunny months:
March 12 days
February 11 days
January 8 days
The most warm months:
April 89.0 °F
March 88.9 °F
February 88.4 °F
Warmest sea temperature:
April 89.7 °F
May 89.4 °F
March 89.3 °F
The most cold months:
November 83.9 °F
October 84.7 °F
December 85.5 °F
The most rainy months:
August 21 days
October 21 days
July 20 days
The most windy months:
February 5 mph
March 5 mph
April 4 mph
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