Weather in Portomarín for September 2026
So far, September 2026 in Portomarín shows a warmer trend than usual by 3.4 °C.
The forecast for the next days in Portomarín predicts temperatures to be around 24 °C, close to the historical average.
In general, the average temperature in Portomarín at the beginning of September is 24.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.6 °C by the end of September.
The climate of Portomarín in September is notably wet, with an average of 12 rainy days, and a total of 62.4 mm of precipitation.
Is September a good time to visit Portomarín? check out the best time to travel to Portomarín page.
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Portomarín Weather September
Temperatures trend during September in Portomarín
September weather in Portomarín day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Fog | 24° /11° | 0.6 mm | 5 | |
| 2 Sept. |  Light drizzle | 22° /10° | 0.7 mm | 5 | |
| 3 Sept. | Mist | 26° /11° | 0.2 mm | 5 | |
| 4 Sept. | Fog | 25° /11° | 0.2 mm | 5 | |
| 5 Sept. | Fog | 27° /11° | 3.5 mm | 4 | |
| 6 Sept. |  Light rain shower | 24° /11° | 2.7 mm | 6 | |
| 7 Sept. | Fog | 22° /10° | 2.2 mm | 5 | |
| 8 Sept. | Fog | 20° /8° | 1.8 mm | 4 | |
| 9 Sept. | Patchy rain possible | 21° /8° | 0.3 mm | 4 | |
| 10 Sept. |  Cloudy | 21° /10° | 2.8 mm | 4 | |
| 11 Sept. | Patchy rain possible | 21° /9° | 0.7 mm | 5 | |
| 12 Sept. |  Sunny | 27° /14° | 0 mm | 6.6 | |
| 13 Sept. | Sunny | 31° /16° | 0 mm | 6.4 | |
| 14 Sept. | Sunny | 32° /19° | 0 mm | 6.5 | |
| 15 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| 16 Sept. |  Overcast | 19° /9° | 0 mm | 5 | |
| 17 Sept. | Sunny | 21° /10° | 0 mm | 6 | |
| 18 Sept. | Sunny | 24° /8° | 0 mm | 6 | |
| 19 Sept. | Sunny | 28° /13° | 0 mm | 7 | |
| 20 Sept. | Sunny | 27° /16° | 0 mm | 7 | |
| 21 Sept. | Overcast | 21° /11° | 1.3 mm | 5 | |
| 22 Sept. | Overcast | 17° /9° | 0.1 mm | 5 | |
| 23 Sept. | Sunny | 20° /11° | 0.1 mm | 6 | |
| 24 Sept. | Sunny | 18° /11° | 7.1 mm | 5 | |
| 25 Sept. | Fog | 19° /9° | 0 mm | 4 | |
| 26 Sept. | Fog | 22° /9° | 8.6 mm | 5 | |
| 27 Sept. | Sunny | 21° /8° | 1.5 mm | 5 | |
| 28 Sept. | Sunny | 22° /9° | 0 mm | 5 | |
| 29 Sept. | Fog | 23° /10° | 0.1 mm | 6 | |
| 30 Sept. | Sunny | 26° /11° | 0.5 mm | 6 | |
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Portomarín weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Cloudy | Cloudy | Patchy rain possible |
| Temperatures | 28°/12° | 22°/9° | 19°/10° |
| Rainfall | 9 mm | 62 mm | 148 mm |
| Wind | 12.8 km/h | 10.6 km/h | 10.7 km/h |
| Humidity | 72% | 75% | 80% |
| Rainy days | 4 days | 12 days | 24 days |
| Dry days | 27 days | 18 days | 7 days |
Planning a trip to Portomarín? Discover the best time to visit
Portomarín in September - FAQ
What are the expected maximum and minimum temperatures in Portomarín during September?
How much rainfall should be expected in Portomarín during September?
What are the typical wind conditions in Portomarín during September?
September rainfall patterns in Portomarín
UV exposure in Portomarín during September
What to pack to Portomarín in September?
Mild & changeable · highs around 22 °C, frequent showers
As you prepare for your trip to Portomarín 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 Portomarín, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Portomarín?Get accurate weather forecasts for Portomarín, located at latitude 42.806 and longitude -7.616. Stay updated with localized weather information tailored for Portomarín.