San José Weather in September
What's the weather like in San José (Caaguazú) in September 2024?
The climate in San José during September can be summarized as warm and damp.
September is in the spring in San José and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 26°C (78°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 25.5°C 77.8°F |
|---|---|
| Nightly temperature | 14.8°C 58.6°F |
| Average temperature | 20.1°C 68.2°F |
| Daily sunshine | 6.5 hrs |
| Avg rainfall | 119 mm 4.7 ins |
| Rainy days | 7 days |
| Sea temperature | 18°C 64.5°F |
| Humidity | 69% |
| Windspeed | 12.6kph 8 mph |
On average September is the 4th driest month of the year in San José with around 119mm 4.7 inches of rain making it a damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.5 hours of sunshine per day.
September temperatures in San José
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San José in September 2024.
Other monthly averages
Best places to visit in September
San José weather stats
| Hottest month: | January | 32°C 89.6°F |
|---|---|---|
| Driest month: | July | 77mm 3ins |
| Sunniest month: | December | 9.2hrs |
| Coldest month: | June | 21.7°C 71.1°F |
| Wettest month: | October | 180mm 7.1ins |
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