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Nosara Weather in August
Nosara in August averages 30°C (86°F) during the day and 24°C (75°F) at night. August is part of the rainy season, so frequent rainfall is typical.
Rainfall in Nosara in August
As part of the rainy season, Nosara sees around 21 days of rain in August, with an average of 372 mm (15 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Nosara in August
Daytime highs in Nosara in August reach 30°C (86°F), with nights around 24°C (75°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.August in Nosara can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Nosara Temperature in August
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Chance of Rain
71%
Precipitation
372 mm (15 in)
Rainy days
21 days
Nosara Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nosara - and find the best time to visit.
Daily Historical Temperatures
40-year average (1976-2025)
Based on our historical records, temperatures in Nosara typically stay consistent throughout August, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in August
Daily Historical Precipitation
40-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Nosara in August
Browse day-by-day weather records for Nosara spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nosara historical weather extremes in August
The extremes listed below come from historical weather data collected in Nosara from 2000 through 2026.
- The hottest August day on record in Nosara reached 38°C (100°F) (August 4, 2026).
- Nosara experienced its chilliest August day on August 26, 2020, reaching only 26°C (79°F).
- Nighttime temperatures dropped to 20°C (68°F) on August 15, 2018, marking the coldest August night on record.
- The heaviest August precipitation occurred on August 30, 2017, when 251 mm (9.9 in) of precipitation fell.
Best Places in Costa Rica in August
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in August →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Nosara in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
What To Do in Nosara in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Nosara 3-Day Forecast
More climate data for Nosara
See the full Nosara climate overview or explore weather in Costa Rica.
Popular in August
Where to go in August - average daytime high across popular destinations.
Tamarindo
31°C (88°F) Cahuita29°C (84°F) Santa Teresa29°C (84°F) Herradura28°C (82°F) Puerto Viejo de Talamanca29°C (84°F) Fortuna28°C (82°F) Jacó28°C (82°F) San José24°C (75°F) Bucket list
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