Measurements:
°C
°F
Tamarindo
76°F
W 6 mph
Feels like: 82°F
Precip: 0%
World Resorts Costa Rica Tamarindo Weather August Weather in Tamarindo

Tamarindo Weather: August

Average Day Temperature: 86.2°F
Average Night Temperature: 79.1°F
Sea Water Temperature: 87.9°F
Number of Sunny Days: 2 days
Sunshine Hours: 12.3 - 12.6 hours
Number of Rainy Days: 12 days
Precipitation Totals: 6.3 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 91°F. The lowest night temperature was 78°F. The average values for day and night temperatures during August were 87.6°F и 79.2°F respectivly.

Tamarindo Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Tamarindo was 87.9°F. The maximum and minimum values were 87.4°F and 88.6°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in August are gloomy but you can also expect sunny days.

Precipitation Totals in August, in

Precipitation total in August for Tamarindo is 6.3 in. It makes august the most rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 4.6 mph. It makes August one of the most windless months of the year for Tamarindo.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Tamarindo in August is 5.2 hours.

Best Time to Visit Tamarindo
The most sunny months:
January 27 days
March 27 days
February 26 days
The most warm months:
April 93.1 °F
March 93.1 °F
February 92.1 °F
Warmest sea temperature:
May 89.0 °F
June 88.3 °F
April 88.1 °F
The most cold months:
November 84.6 °F
October 84.8 °F
September 85.8 °F
The most rainy months:
June 14 days
September 12 days
August 12 days
The most windy months:
February 9 mph
January 7 mph
March 7 mph

Tamarindo on the Weather Map

Costa Rica Resorts:
NAME
Alajuela +54
Cahuita +76
Heredia +56
Jaco +78
Limon +76
Playa Flamingo +76
Playas del Coco +76
Puerto Limon +76
Puerto Viejo de Talamanca +72
Quepos +70
Samara +76
San Jose +54
Santa Teresa +80
Tamarindo +76
Tortuguero +74
24 Hours Weather Forecast
Tamarindo
Local time: 02:25
05 dec, friday
0300 76°F
W
6 mph
0600 76°F
W
4 mph
0900 82°F
W
7 mph
1200 88°F
SW
2 mph
1500 88°F
NE
2 mph
1800 82°F
NE
4 mph
2100 80°F
NW
4 mph
06 dec, saturday
0000 78°F
W
5 mph