San Jose Weather in September

September in San Jose sees daytime temperatures around 29°C (84°F) and lows of 26°C (79°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.

Rainfall in San Jose in September

San Jose is in the rainy season in September, with rain on around 18 days and an average of 348 mm (14 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in San Jose in September

Temperatures in San Jose in September top out at 29°C (84°F) and drop to 26°C (79°F) overnight. This kind of day-to-night contrast is typical for this time of year. Nights remain warm at around 26°C (79°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.

September in San Jose has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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

San Jose Temperature in September

Min Temperature 26°C (79°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 60%  

Precipitation 348 mm (14 in)  

Rainy days 18 days  

Humidity 81% *  

* Data from: Boracay, Philippines (11 KM, 6 Miles).

What to Wear in San Jose in September

Warm but pleasant conditions in San Jose in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.

What To Do in San Jose in September

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

Cycling

7/10

Walking

7/10

Camping

7/10

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 Philippines, check out our San Jose's climate page.

More climate data for San Jose

Temperature Rainfall Humidity

See the full San Jose climate overview or explore weather in Philippines.