Month guide · Pragal, Portugal

Pragal in September: weather and what to expect

In September, Pragal averages highs of 24°C and lows of 17°C, with about 5 rainy days and 31 mm of rain. Highs are 2°C cooler than in August and 3°C warmer than in October. Crowds in the Lisbon area are high. These are regional figures for the wider area.

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

Average high Regional24°CLow 17°C
Sea temperature Modelled19°COpen sea nearby, average for the month
Rainy days Regional531 mm in total
UV index Modelled6High at noon on a clear day
Crowds RegionalHighThe Lisbon area as a whole

Is September a good time to visit?

Good for

No verdicts for Pragal 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

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

Highs fall about 2°C over the month. A day above 30°C happens in roughly 1 September in 2; nights below 15°C in about 1 in 2.

September in detail

Regional · ERA5-Land
MeasureAugustSeptemberOctober
Average high26°C24°C21°C
Average low18°C17°C15°C
Rainy days (at least 1 mm)2510
Total rainfall6 mm31 mm81 mm
Daylight (mid-month)13 h 43 min12 h 30 min11 h 16 min

Crowds, holidays and daylight

Visitor level RegionalHighNights booked through online platforms in the Lisbon area in September 2025: about 75% 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 30 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

Regional · ERA5-Land

September highs are 1.3°C warmer than in 1991-2000, and September rainfall is down about 25% (2016-2025 against 1991-2000). Days above 25°C in September went from 7.9 to 11 a year on average.

Questions about Pragal in September

How warm is Pragal in September?

Average highs are 24°C and lows 17°C. August averages 26°C and October 21°C. These are regional figures for the wider area.

Does it rain much in Pragal in September?

About 5 days have at least 1 mm of rain, with 31 mm in total over the month. These are regional figures for the wider area.

Is Pragal busy in September?

In September 2025, nights booked through online platforms in the Lisbon area were about 75% 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 Pragal in September?

About 12 h 30 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