Tena Weather in September
What's the weather like in Tena (Napo) in September 2025?
The climate in Tena during September can be summarized as warm, humid and very wet.
September is in the spring in Tena and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (83°F), whilst at night 17°C (62°F) is normal.
| Daytime temperature | 28.6°C 83.4°F |
|---|---|
| Nightly temperature | 16.5°C 61.6°F |
| Average temperature | 22.5°C 72.5°F |
| Daily sunshine | 3.1 hrs |
| Avg rainfall | 309 mm 12.1 ins |
| Rainy days | 21 days |
| Sea temperature | 24.4°C 76°F |
| Humidity | 88% |
| Windspeed | 10.4kph 7 mph |
On average September is the 5th driest month of the year in Tena with around 309mm 12.1 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.1 hours of sunshine per day.
September temperatures in Tena
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 Tena in September 2025.
Other monthly averages
Best places to visit in September
Tena weather stats
| Hottest month: | October | 28.2°C 82.8°F |
|---|---|---|
| Driest month: | January | 251mm 9.9ins |
| Sunniest month: | October | 3.3hrs |
| Coldest month: | July | 26.6°C 79.9°F |
| Wettest month: | June | 472mm 18.6ins |
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