Tres Ríos Weather in September
What's the weather like in Tres Ríos (Cartago) in September 2024?
The climate in Tres Ríos during September can be summarized as mild and very wet.
September is in the fall / autumn in Tres Ríos and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 21.4°C 70.4°F |
|---|---|
| Nightly temperature | 13.9°C 56.9°F |
| Average temperature | 17.6°C 63.7°F |
| Daily sunshine | 6.2 hrs |
| Avg rainfall | 375 mm 14.7 ins |
| Rainy days | 24 days |
| Sea temperature | 28.8°C 83.8°F |
| Humidity | 85% |
| Windspeed | 10.8kph 7 mph |
On average September is the 2nd wettest month of the year in Tres Ríos with around 375mm 14.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 24 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
September temperatures in Tres Ríos
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 Tres Ríos in September 2024.
Other monthly averages
Best places to visit in September
Tres Ríos weather stats
| Hottest month: | May | 21.8°C 71.2°F |
|---|---|---|
| Driest month: | March | 51mm 2ins |
| Sunniest month: | March | 7.2hrs |
| Coldest month: | January | 20.1°C 68.2°F |
| Wettest month: | October | 402mm 15.8ins |
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