Heredia
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Heredia Weather in August

Heredia in August sees high daytime temperatures of 25°C (77°F) and nighttime lows of 17°C (63°F). As part of the rainy season, showers are frequent and often heavy. Budget around 355 mm (14 in) of rainfall for the month.

Rainfall in Heredia in August

Heredia is in the rainy season in August, with rain on around 24 days and an average of 355 mm (14 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Heredia in August

If you're visiting Heredia in August, expect highs of 25°C (77°F) and overnight lows around 17°C (63°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Heredia in August

The month experiences a moderate amount of sunlight, with 160 hours of sunshine. This provides a nice balance between sunshine and rain.

If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Heredia. Our weather planner can help you explore destinations with more pleasant weather conditions.

Heredia Temperature in August

Min Temperature
17°C (63°F)
Max Temperature
25°C (77°F)
Chance of Rain
80%
Precipitation
355 mm (14 in)
Rainy days
24 days
Humidity
83% *
Sunshine
160 hours *
Percentage Sunshine
*
* Data from: San José, Costa Rica (8 KM, 5 Miles).

Heredia Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Heredia - and find the best time to visit.

Daily Historical Temperatures

43-year average (1976-2025)

Based on our historical records, temperatures in Heredia typically stay consistent throughout August, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows around 19°C (66°F).

Average temperatures in August

Daily Historical Precipitation

43-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 Heredia in August

Browse day-by-day weather records for Heredia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Heredia historical weather extremes in August

The extremes listed below come from historical weather data collected in Heredia from 1996 through 2026.

  • Heredia recorded its highest August temperature of 31°C (88°F) on August 2, 1996.
  • The lowest daytime temperature in August was 21°C (70°F), recorded on August 26, 2020.
  • Nighttime temperatures dropped to 14°C (57°F) on August 20, 2012, marking the coldest August night on record.

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 Heredia in August

Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Heredia in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Camping
    6/10

Heredia 3-Day Forecast

More climate data for Heredia

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

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