Cantabria (Santander)
September
Weather in Cantabria for September 2025
Your guide to Cantabria weather in September - trends and predictions
In general, the average temperature in Cantabria at the beginning of September is 21.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 20.7 °C by the end of September.
Expect significant rainfall in Cantabria during September, with an average of 19 rainy days.
Is September a good time to visit Cantabria? check out the best time to travel to Cantabria page.
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11
Dry days
19
Rainy days
0
Snow days
22°/18°
Temperatures
19 km/h
Avg max wind
77 %
Avg humidity
Cantabria in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  20° | 3  21° | 4  23° | 5  22° | 6 21° | 7  22° |
| 8 22° | 9  24° | 10 21° | 11 21° | 12 19° | 13 19° | 14 20° |
| 15 22° | 16 22° | 17  21° | 18 21° | 19 20° | 20 20° | 21 20° |
| 22 18° | 23 19° | 24 20° | 25 23° | 26 21° | 27  19° | 28 19° |
| 29 22° | 30 21° |
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Temperatures trend during September in Cantabria
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Cloudy | 21° /17° | 1.6 mm | 5 | |
| 2 Sept. | Moderate or heavy rain shower | 20° /17° | 9.7 mm | 5 | |
| 3 Sept. | Partly cloudy | 21° /17° | 3 mm | 5 | |
| 4 Sept. | Light rain shower | 23° /18° | 10.8 mm | 5 | |
| 5 Sept. | Sunny | 22° /16° | 9.8 mm | 6 | |
| 6 Sept. | Patchy rain possible | 21° /16° | 3.5 mm | 5 | |
| 7 Sept. | Thundery outbreaks possible | 22° /17° | 1 mm | 5 | |
| 8 Sept. | Partly cloudy | 22° /17° | 1.1 mm | 6 | |
| 9 Sept. | Patchy light rain with thunder | 24° /17° | 1.9 mm | 6 | |
| 10 Sept. | Light rain shower | 21° /17° | 5.1 mm | 5 | |
| 11 Sept. | Thundery outbreaks possible | 21° /17° | 2.1 mm | 5 | |
| 12 Sept. | Moderate or heavy rain shower | 19° /17° | 14.9 mm | 5 | |
| 13 Sept. | Partly cloudy | 19° /15° | 1.1 mm | 5 | |
| 14 Sept. | Partly cloudy | 20° /14° | 0 mm | 6 | |
| 15 Sept. | Thundery outbreaks possible | 22° /15° | 1.8 mm | 5 | |
| 16 Sept. | Patchy rain possible | 22° /15° | 0.1 mm | 6 | |
| 17 Sept. | Patchy light rain | 21° /16° | 0.9 mm | 5 | |
| 18 Sept. | Light rain shower | 21° /16° | 0.6 mm | 5 | |
| 19 Sept. | Patchy rain possible | 20° /15° | 1.5 mm | 5 | |
| 20 Sept. | Sunny | 20° /16° | 4 mm | 6 | |
| 21 Sept. | Moderate or heavy rain shower | 20° /16° | 11.1 mm | 5 | |
| 22 Sept. | Light rain shower | 18° /15° | 7.2 mm | 4 | |
| 23 Sept. | Patchy rain possible | 19° /14° | 0.6 mm | 4 | |
| 24 Sept. | Sunny | 20° /14° | 1 mm | 6 | |
| 25 Sept. | Sunny | 23° /15° | 0.1 mm | 6 | |
| 26 Sept. | Patchy rain possible | 21° /16° | 15 mm | 5 | |
| 27 Sept. | Overcast | 19° /16° | 3.7 mm | 5 | |
| 28 Sept. | Sunny | 19° /14° | 3.4 mm | 5 | |
| 29 Sept. | Patchy rain possible | 22° /15° | 0.1 mm | 5 | |
| 30 Sept. | Sunny | 21° /16° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Cantabria 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 Cantabria forecast closer to your planned date for the most up-to-date weather information.
Cantabria in September - FAQ
What are the expected maximum and minimum temperatures in Cantabria during September?
During September, expect a variety of temperatures with highs around 22° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cantabria during September?
Moderate rainfall is anticipated in Cantabria during September, with a total of 99.9 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cantabria during September?
The average wind speed in Cantabria during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Cantabria in September?
As you prepare for your trip to Cantabria 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 Cantabria, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Cantabria
Explore the daily rainfall trends and prepare for Cantabrias September weather 💧
UV exposure in Cantabria during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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