Weather in Caldas da Rainha for September 2025
Yellow Heat Warning - See hour by hour.
Until now, September 2025 in Caldas da Rainha has been nearly identical to the historical average, with a temperature of 22.1 °C (showing only a slight deviation of 0.1 °C).
The forecast for the upcoming days in Caldas da Rainha predicts a temperature of 24 °C, which is slightly above the historical average.
In general, the average temperature in Caldas da Rainha at the beginning of September is 21.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 23.3 °C by the end of September.
With an average of 4 rainy days, Caldas da Rainha experiences minimal rainfall in September.
Is September a good time to visit Caldas da Rainha? check out the best time to travel to Caldas da Rainha page.
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Caldas da Rainha Weather September
Temperatures trend during September in Caldas da Rainha
September weather in Caldas da Rainha day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Overcast | 22° /16° | 0.8 mm | 5 | |
| 2 Sept. |  Patchy rain possible | 21° /16° | 0.2 mm | 5 | |
| 3 Sept. |  Partly cloudy | 22° /15° | 0 mm | 5 | |
| 4 Sept. | Partly cloudy | 22° /15° | 0 mm | 6 | |
| 5 Sept. | Overcast | 21° /15° | 0 mm | 6 | |
| 6 Sept. | Partly cloudy | 22° /13° | 0.8 mm | 6 | |
| 7 Sept. |  Cloudy | 22° /15° | 0.6 mm | 5 | |
| 8 Sept. | Partly cloudy | 21° /15° | 0 mm | 6 | |
| 9 Sept. | Cloudy | 21° /15° | 0.2 mm | 5 | |
| 10 Sept. | Overcast | 21° /17° | 0.6 mm | 5 | |
| 11 Sept. | Overcast | 22° /15° | 0 mm | 6 | |
| 12 Sept. |  Sunny | 22° /16° | 0 mm | 6 | |
| 13 Sept. | Partly cloudy | 23° /15° | 0 mm | 6 | |
| 14 Sept. | Sunny | 25° /17° | 0 mm | 6 | |
| 15 Sept. | Sunny | 25° /16° | 0 mm | 7 | |
| 16 Sept. | Sunny | 25° /15° | 0 mm | 1.6 | |
| 17 Sept. | Sunny | 27° /15° | 0 mm | 1.6 | |
| 18 Sept. | Partly cloudy | 29° /18° | 0 mm | 1.2 | |
| 19 Sept. | Patchy rain possible | 29° /19° | 0.3 mm | 1.3 | |
| 20 Sept. | Patchy rain possible | 23° /17° | 0.1 mm | 1.1 | |
| 21 Sept. | Sunny | 20° /16° | 0 mm | 5 | |
| 22 Sept. | Sunny | 20° /15° | 0 mm | 5 | |
| 23 Sept. | Sunny | 23° /13° | 0 mm | 5 | |
| 24 Sept. | Overcast | 26° /16° | 0 mm | 5 | |
| 25 Sept. | Sunny | 25° /16° | 0 mm | 5 | |
| 26 Sept. | Sunny | 23° /14° | 0 mm | 5 | |
| 27 Sept. | Sunny | 23° /15° | 0 mm | 5 | |
| 28 Sept. | Sunny | 22° /14° | 0 mm | 5 | |
| 29 Sept. | Partly cloudy | 21° /15° | 0 mm | 5 | |
| 30 Sept. | Sunny | 23° /14° | 0 mm | 6 | |
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Caldas da Rainha weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Sunny | Patchy rain possible |
| Temperatures | 23°/16° | 22°/15° | 21°/15° |
| Rainfall | 5 mm | 15 mm | 133 mm |
| Wind | 23.6 km/h | 23 km/h | 22.2 km/h |
| Humidity | 81% | 72% | 80% |
| Rainy days | 1 days | 4 days | 17 days |
| Dry days | 30 days | 26 days | 14 days |
Planning a trip to Caldas da Rainha? Discover the best time to visit
Caldas da Rainha in September - FAQ
What to pack to Caldas da Rainha in September?
As you prepare for your trip to Caldas da Rainha in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Caldas da Rainha, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
UV exposure in Caldas da Rainha during September
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Where is Caldas da Rainha?Get accurate weather forecasts for Caldas da Rainha, located at latitude 39.402 and longitude -9.075. Stay updated with localized weather information tailored for Caldas da Rainha.