Measurements:
°C
°F
CURRENT WEATHER
03:48
Tamarindo
80°F
W 9 mph
Feels like: 84°F
Precip: 41%
World Resorts Costa Rica Tamarindo Weather

7 Day Weather Forecast

09.07
mon
DAY
86°F
E 14 mph
precip
57%
NIGHT
80°F
NW 2 mph
precip
37%
09.08
tue
DAY
94°F
SE 2 mph
precip
11%
NIGHT
82°F
W 5 mph
precip
15%
09.09
wed
DAY
94°F
SW 4 mph
precip
3%
NIGHT
82°F
W 9 mph
precip
19%
09.10
thu
DAY
96°F
SW 11 mph
precip
2%
NIGHT
82°F
W 7 mph
precip
20%
09.11
fri
DAY
92°F
E 6 mph
precip
13%
NIGHT
84°F
W 6 mph
precip
17%
09.12
sat
DAY
86°F
E 12 mph
precip
21%
NIGHT
82°F
W 7 mph
precip
13%
09.13
sun
DAY
88°F
E 17 mph
precip
18%
NIGHT
80°F
W 6 mph
precip
54%

Tamarindo Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Tamarindo was 28.8°F. The maximum and minimum values were 28.4°F and 29.4°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 85.8 °F
The most rainy months:
June 13 days
September 12 days
October 11 days
The most windy months:
February 9 mph
January 8 mph
March 7 mph
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