Porto · September
Low seasonPortugal · Europe
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAXMAX | 14° | 15° | 17° | 18° | 21° | 23° | 24° | 25° | 24° | 22° | 17° | 15° |
MINMIN | 7° | 8° | 9° | 11° | 13° | 15° | 16° | 16° | 15° | 14° | 10° | 8° |
☀️Sunshine | 5h | 6h | 7h | 8h | 9h | 10h | 11h | 10h | 8h | 6h | 5h | 5h |
🌧Rain Days | 7d94mm | 6d78mm | 8d85mm | 7d78mm | 5d53mm | 3d27mm | 1d8mm | 1d15mm | 4d46mm | 8d108mm | 9d113mm | 8d98mm |
Best travel time current monthMonthly averages 2005–2025 · Source: ERA5 + station data
Post-season — prices falling after the travel period, beaches and attractions quieter.
September is an acceptable travel month for Porto — conditions are fine, though July and August offer even better weather.
Daytime temperatures reach up to 23°C, cooling to 15°C at night (daily average: 19°C). The sun shines an average of 8 hours per day; there are 4 rain days with 46 mm total.
A jacket for cool evenings should not be left behind. Sightseeing and excursions can be enjoyed at this time of year without the heat.
Herbst ist die Zeit der Winzer: Im Douro-Tal werden Trauben gelesen, die Quinta-Weingüter öffnen zur Verkostung. Porto selbst hat jetzt sein bestes Licht — weiches Nachmittagssonnen-Gold auf dem Granit der Altstadt.
Packing list for Porto in September
- T-Shirts und kurze Hosen
- Leichte Jacke für kühle Abende
- Sonnencreme LSF 50
- Sonnenbrille
- Sonnenhut
- Kleiner Regenschirm (vereinzelte Schauer möglich)
- Reiseapotheke
Frequently Asked Questions
- Is September a good time to visit Porto?
- September is not an optimal month for Porto (Score: 72/100), but it is manageable. For better conditions, consider July and August.
- How warm is it in Porto in September?
- In September, Porto sees daily highs of 23°C. Nights cool to 15°C, with a daily average of 19°C.
- How much rain falls in Porto in September?
- In September, Porto receives an average of 46 mm of rain over 4 rain days. That is comparatively dry.
- How many sunshine hours does Porto get in September?
- Porto averages 8 sunshine hours per day in September — above the annual average.
