Measurements:
°C
°F
CURRENT WEATHER
17:58
Tamarindo
82°F
E 5 mph
Feels like: 90°F
Precip: 82%
World Resorts Costa Rica Tamarindo Weather

7 Day Weather Forecast

09.28
mon
DAY
86°F
E 8 mph
precip
45%
NIGHT
82°F
NW 3 mph
precip
26%
09.29
tue
DAY
86°F
E 9 mph
precip
16%
NIGHT
80°F
NW 5 mph
precip
42%
09.30
wed
DAY
86°F
E 6 mph
precip
36%
NIGHT
82°F
NW 4 mph
precip
40%
10.01
thu
DAY
86°F
E 7 mph
precip
53%
NIGHT
82°F
N 5 mph
precip
31%
10.02
fri
DAY
84°F
E 8 mph
precip
42%
NIGHT
80°F
SW 4 mph
precip
55%
10.03
sat
DAY
86°F
E 7 mph
precip
57%
NIGHT
80°F
NW 5 mph
precip
63%
10.04
sun
DAY
86°F
SE 7 mph
precip
61%
NIGHT
80°F
NW 7 mph
precip
74%

Tamarindo Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Tamarindo was 30.2°F. The maximum and minimum values were 29.8°F and 30.9°F respectively.

Tamarindo on the Weather Map

Best Time to Visit Tamarindo
The most sunny months:
March 28 days
January 27 days
February 26 days
The most warm months:
April 93.2 °F
March 93.0 °F
February 91.8 °F
Warmest sea temperature:
May 89.1 °F
June 88.6 °F
August 88.3 °F
The most cold months:
November 84.6 °F
October 84.8 °F
September 86.3 °F
The most rainy months:
June 13 days
September 11 days
October 11 days
The most windy months:
February 9 mph
January 8 mph
March 7 mph
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