Month guide · Penafiel, Portugal

Penafiel in September: weather and what to expect

In September, Penafiel averages highs of 24°C and lows of 14°C, with about 8 rainy days and 73 mm of rain. Highs are 3°C cooler than in August and 5°C warmer than in October. Crowds in Norte are high.

Based on 1991-2020 climate data · Updated 1 November 2026 · Sources

Average high Town-level24°CLow 14°C
Rainy days Town-level873 mm in total
UV index Modelled6High at noon on a clear day
Crowds RegionalHighNorte as a whole

Is September a good time to visit?

Good for

No verdicts for Penafiel in September yet. They only use climate values that are precise enough to judge with.

Not ideal for

Nothing stands out as a weaker fit.

Daily highs through September

Town-level · ERA5-Land 1991-2020
Usual range (8 in 10 years)Typical high

Highs fall about 4°C over the month.

September in detail

Town-level · ERA5-Land
MeasureAugustSeptemberOctober
Average high27°C24°C19°C
Average low16°C14°C11°C
Rainy days (at least 1 mm)6813
Total rainfall35 mm73 mm173 mm
Daylight (mid-month)13 h 53 min12 h 32 min11 h 11 min

Crowds, holidays and daylight

Visitor level RegionalHighNights booked through online platforms in Norte in September 2025: about 60% of the busiest month.

Public holidays in September 2027

No national or regional public holidays.

Local (municipal) holidays are not included.

Daylight mid-month Exact12 h 32 minSunrise to sunset, calculated from the town's coordinates.

The nearest towns with a warmer September. Distances are in a straight line.

How September is changing

Town-level · ERA5-Land

September highs are 2.2°C warmer than in 1991-2000, and September rainfall is down about 35% (2016-2025 against 1991-2000). Days above 25°C in September went from 7.0 to 12 a year on average.

Questions about Penafiel in September

How warm is Penafiel in September?

Average highs are 24°C and lows 14°C. August averages 27°C and October 19°C.

Does it rain much in Penafiel in September?

About 8 days have at least 1 mm of rain, with 73 mm in total over the month.

Is Penafiel busy in September?

In September 2025, nights booked through online platforms in Norte were about 60% of the busiest month, which we count as high. The figure is for the whole region and leaves out hotels.

How long are the days in Penafiel in September?

About 12 h 32 min from sunrise to sunset in the middle of the month.

Sources

Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology