Tamarindo
September
Weather in Tamarindo for September 2025
Your guide to Tamarindo weather in September - trends and predictions
Until now, September 2025 in Tamarindo has been nearly identical to the historical average, with a temperature of 27.8 °C (showing only a slight deviation of -0.3 °C).
The forecast for the next days in Tamarindo predicts temperatures to be around 28 °C, close to the historical average.
In general, the average temperature in Tamarindo at the beginning of September is 28 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.1 °C by the end of September.
Tamarindo experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 502.6 mm.
Temperatures
Rain 🌧️
0
Dry days
30
Rainy days
0
Snow days
27°/24°
Temperatures
13 km/h
Avg max wind
85 %
Avg humidity
Tamarindo Weather September
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Temperatures trend during September in Tamarindo
See the weather trend as well as the moving average line
September weather in Tamarindo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 29° /24° | 8.4 mm | 7 | |
| 2 Sept. | Light rain shower | 28° /23° | 18 mm | 6 | |
| 3 Sept. | Light rain shower | 28° /24° | 11.4 mm | 6 | |
| 4 Sept. | Light rain shower | 28° /23° | 12.1 mm | 6 | |
| 5 Sept. | Light rain shower | 28° /24° | 11.6 mm | 6 | |
| 6 Sept. | Light rain shower | 28° /23° | 14.6 mm | 6 | |
| 7 Sept. |  Moderate or heavy rain shower | 27° /23° | 37.2 mm | 6 | |
| 8 Sept. |  Patchy light drizzle | 26° /23° | 14.3 mm | 6 | |
| 9 Sept. | Light rain shower | 27° /23° | 7.6 mm | 6 | |
| 10 Sept. | Light rain shower | 29° /24° | 4.3 mm | 6 | |
| 11 Sept. | Light rain shower | 28° /24° | 9.8 mm | 6 | |
| 12 Sept. | Light rain shower | 29° /24° | 6.8 mm | 6 | |
| 13 Sept. | Moderate or heavy rain shower | 29° /23° | 24.4 mm | 6 | |
| 14 Sept. | Light rain shower | 29° /24° | 8 mm | 6 | |
| 15 Sept. | Light rain shower | 28° /24° | 8 mm | 6 | |
| 16 Sept. |  Moderate rain | 29° /24° | 6.3 mm | 2.7 | |
| 17 Sept. | Moderate rain | 28° /24° | 16.8 mm | 2.5 | |
| 18 Sept. |  Heavy rain | 27° /23° | 23.6 mm | 2 | |
| 19 Sept. | Moderate rain | 27° /23° | 7.7 mm | 2.1 | |
| 20 Sept. | Patchy rain possible | 27° /24° | 2.9 mm | 0 | |
| 21 Sept. | Patchy rain possible | 27° /24° | 0.9 mm | 6 | |
| 22 Sept. | Patchy rain possible | 27° /25° | 2.7 mm | 6 | |
| 23 Sept. | Patchy rain possible | 28° /25° | 2.3 mm | 6 | |
| 24 Sept. | Patchy rain possible | 30° /25° | 0.6 mm | 6 | |
| 25 Sept. | Patchy rain possible | 29° /24° | 2.7 mm | 6 | |
| 26 Sept. | Patchy rain possible | 29° /24° | 1.3 mm | 6 | |
| 27 Sept. | Patchy rain possible | 28° /24° | 2.7 mm | 6 | |
| 28 Sept. | Patchy rain possible | 28° /24° | 3.1 mm | 6 | |
| 29 Sept. | Patchy rain possible | 27° /24° | 2.4 mm | 6 | |
| 30 Sept. | Light rain shower | 26° /23° | 17.9 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Tamarindo in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tamarindo forecast closer to your planned date for the most up-to-date weather information.
Change Month
Tamarindo in September - FAQ
What are the expected maximum and minimum temperatures in Tamarindo during September?
During September, expect a variety of temperatures with highs around 27° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tamarindo during September?
Significant rainfall exceeding 502.6 mm is expected in Tamarindo during September, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tamarindo during September?
The average wind speed in Tamarindo during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Tamarindo
Explore the daily rainfall trends and prepare for Tamarindos September weather 💧
UV exposure in Tamarindo during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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