San José Weather in August

During August, San José experiences very high daytime temperatures of 34°C (93°F) and cooler nights around 24°C (75°F). August sits within the rainy season, so expect regular and often heavy rainfall.

Rainfall in San José in August

San José is in the rainy season in August, with rain on around 18 days and an average of 186 mm (7.3 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in San José in August

August in San José brings very high temperatures, with highs of 34°C (93°F) and nights around 24°C (75°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.

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

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• January
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For a detailed overview over the year and the best time to visit Guatemala, check out our San José's climate page.

San José Temperature in August

Min Temperature 24°C (75°F)  

Max Temperature 34°C (93°F)  

Chance of Rain 60%  

Precipitation 186 mm (7.3 in)  

Rainy days 18 days  

What to Wear in San José in August

Hot weather in August means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!

What To Do in San José in August

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

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Guatemala, check out our San José's climate page.

More climate data for San José

Temperature Rainfall

See the full San José climate overview or explore weather in Guatemala.