September Rainfall and Precipitation in The Douro Valley
Average rainfall, rainy days and the driest cities in the Douro Valley, Portugal in September.
Select a Month
Check the conditions for any month of the year.
Best Places to Visit in the Douro Valley in September
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Douro Valley.
Monthly precipitation
0 mm (0 in) dry → 150 mm (5.9 in) wet
Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.
The Douro Valley precipitation in September: frequently asked questions
How much rainfall does the Douro Valley, Portugal receive in September?
Porto sees moderate rainfall in September, averaging around 62 mm (2.4 in). Most days stay dry, with the occasional shower.
How many days does it rain in the Douro Valley, Portugal in September?
On average, Porto has about 9 days days of rain in September.
Is September part of the rainy season in the Douro Valley, Portugal?
September is generally a drier month for the Douro Valley, Portugal, falling outside the main rainy season.
What is the wettest city in September in the Douro Valley, Portugal?
In our database, Vila Nova de Gaia stands out as having an average rainfall level of 66 mm (2.6 in), making it the wettest location.
What is the driest city in September in the Douro Valley, Portugal?
The driest place is Pinhão with an average rainfall of 47 mm (1.9 in) according to our data.
Interested in more climate information?
We have much more information about the climate in the Douro Valley.
Weather and climate has detailed information for every country in the world. Are you going to Portugal? Get detailed historical weather averages for many cities in Portugal.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
7 of the most budget-friendly destinations in Europe
Discover Europe's top budget-friendly destinations including Budapest, Kotor, Krakow, and more, perfect for affordable and exciting travel.
Alentejo, where time stands still
The quiet region is known for its rolling green hills and it is a true hiking paradise. Architectural highlights can be found in the castles, ancient monasteries or when exploring the countless charming villages.
An eco-friendly guide to Lagos travel
Lagos, Portugal is a great place to visit while being careful about your environmental footprint. Here you find some tips about environmentally places to stay, where to eat and how to get around in the area.
What to do in Lisbon: our tips for an unforgettable city trip
Lisbon is a bustling city with many special places. In this article you find the best sights, good restaurants and nice places to stay in Lisbon.