Weather in Coimbra for September 2025
Yellow Heat Warning - See hour by hour.
Until now, September 2025 in Coimbra is slightly cooler than the historical average by -1.1 °C.
The forecast for the next days in Coimbra predicts temperatures to be around 28 °C, close to the historical average.
In general, the average temperature in Coimbra at the beginning of September is 26.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 26.4 °C by the end of September.
The climate of Coimbra in September is notably wet, with an average of 13 rainy days, and a total of 50.1 mm of precipitation.
Is September a good time to visit Coimbra? check out the best time to travel to Coimbra page.
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Coimbra Weather September
Temperatures trend during September in Coimbra
September weather in Coimbra day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Fog | 26° /12° | 0.2 mm | 6 | |
| 2 Sept. | Fog | 25° /11° | 1.1 mm | 6 | |
| 3 Sept. |  Moderate or heavy rain with thunder | 25° /12° | 4 mm | 6 | |
| 4 Sept. |  Light rain shower | 27° /12° | 5.4 mm | 7 | |
| 5 Sept. | Patchy rain possible | 28° /13° | 0.8 mm | 6 | |
| 6 Sept. |  Partly cloudy | 27° /12° | 0 mm | 7 | |
| 7 Sept. | Patchy rain possible | 28° /13° | 0.5 mm | 7 | |
| 8 Sept. | Mist | 27° /12° | 0.1 mm | 6 | |
| 9 Sept. | Light rain shower | 25° /12° | 4.2 mm | 6 | |
| 10 Sept. | Light rain shower | 25° /14° | 1.1 mm | 6 | |
| 11 Sept. | Patchy rain possible | 27° /13° | 0.7 mm | 7 | |
| 12 Sept. | Fog | 26° /13° | 0 mm | 6 | |
| 13 Sept. | Partly cloudy | 29° /12° | 0 mm | 7 | |
| 14 Sept. |  Sunny | 32° /15° | 0 mm | 8 | |
| 15 Sept. | Sunny | 29° /13° | 0 mm | 1.6 | |
| 16 Sept. | Sunny | 33° /12° | 0 mm | 1.5 | |
| 17 Sept. | Sunny | 34° /13° | 0 mm | 1.5 | |
| 18 Sept. | Sunny | 35° /15° | 0 mm | 1.5 | |
| 19 Sept. | Patchy rain possible | 36° /18° | 0.4 mm | 1 | |
| 20 Sept. | Sunny | 27° /14° | 0 mm | 5 | |
| 21 Sept. | Sunny | 23° /9° | 0 mm | 5 | |
| 22 Sept. | Sunny | 22° /8° | 0 mm | 4 | |
| 23 Sept. | Sunny | 22° /6° | 0 mm | 4 | |
| 24 Sept. | Sunny | 25° /7° | 0 mm | 4 | |
| 25 Sept. | Sunny | 25° /10° | 0 mm | 5 | |
| 26 Sept. | Sunny | 25° /11° | 0 mm | 5 | |
| 27 Sept. | Partly cloudy | 28° /13° | 0 mm | 5 | |
| 28 Sept. | Patchy rain possible | 21° /18° | 3.7 mm | 4 | |
| 29 Sept. | Sunny | 29° /13° | 0 mm | 8 | |
| 30 Sept. | Sunny | 32° /16° | 0 mm | 8 | |
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Coimbra weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 31°/14° | 27°/13° | 23°/13° |
| Rainfall | 1 mm | 50 mm | 206 mm |
| Wind | 19.7 km/h | 17 km/h | 15.8 km/h |
| Humidity | 65% | 68% | 75% |
| Rainy days | 0 days | 13 days | 26 days |
| Dry days | 31 days | 17 days | 5 days |
Planning a trip to Coimbra? Discover the best time to visit
Coimbra in September - FAQ
What to pack to Coimbra in September?
As you prepare for your trip to Coimbra 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 Coimbra, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Coimbra
UV exposure in Coimbra during September
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Where is Coimbra?Get accurate weather forecasts for Coimbra, located at latitude 40.206 and longitude -8.42. Stay updated with localized weather information tailored for Coimbra.