Month guide · Baião, Portugal

Baião in September: weather and what to expect

In September, Baião averages highs of 23°C and lows of 12°C, with about 8 rainy days and 65 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-level23°CLow 12°C
Rainy days Town-level865 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 Baião 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. A day above 30°C happens in roughly 1 September in 2.

September in detail

Town-level · ERA5-Land
MeasureAugustSeptemberOctober
Average high26°C23°C18°C
Average low14°C12°C9°C
Rainy days (at least 1 mm)5813
Total rainfall31 mm65 mm154 mm
Daylight (mid-month)13 h 52 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.
PlaceHighRain daysFrom Baião
Alferrarede, Alentejo28°C5187 km
Vila Velha de Ródão, Centro28°C5170 km
Tomar, Alentejo28°C5176 km
Sardoal, Alentejo27°C5181 km
Nisa, Alentejo27°C5186 km

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

How September is changing

Town-level · ERA5-Land

September highs are 2.1°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 6.1 to 9.3 a year on average.

Questions about Baião in September

How warm is Baião in September?

Average highs are 23°C and lows 12°C. August averages 26°C and October 18°C.

Does it rain much in Baião in September?

About 8 days have at least 1 mm of rain, with 65 mm in total over the month.

Is Baião 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 Baião 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