Month guide · Monchique, Portugal

Monchique in August: weather and what to expect

In August, Monchique averages highs of 28°C and lows of 16°C, with about 1 rainy day and 4 mm of rain. Highs are about the same as in July and 3°C warmer than in September. Crowds in the Algarve are at their peak.

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

Average high Town-level28°CLow 16°C
Rainy days Town-level14 mm in total
UV index Modelled9Very high at noon on a clear day
Crowds RegionalPeakThe Algarve as a whole

Is August a good time to visit?

Good for

No verdicts for Monchique in August 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 August

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

Highs fall about 1°C over the month. A day above 35°C happens in roughly 1 August in 5.

August in detail

Town-level · ERA5-Land
MeasureJulyAugustSeptember
Average high28°C28°C25°C
Average low16°C16°C15°C
Rainy days (at least 1 mm)114
Total rainfall2 mm4 mm24 mm
Daylight (mid-month)14 h 30 min13 h 38 min12 h 29 min

Crowds, holidays and daylight

Visitor level RegionalPeakNights booked through online platforms in the Algarve in August 2025: the busiest month of the year.

Public holidays in August 2027

  • 15 Aug Assumption Day

Local (municipal) holidays are not included.

Daylight mid-month Exact13 h 38 minSunrise to sunset, calculated from the town's coordinates.
PlaceHighRain daysFrom Monchique
São Bartolomeu de Messines, Algarve32°C125 km
São Marcos da Serra, Algarve32°C116 km
Alcantarilha, Algarve31°C128 km
Silves, Algarve31°C118 km
Porches, Algarve31°C125 km

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

How August is changing

Town-level · ERA5-Land

August highs are 2.0°C warmer than in 1991-2000 (2016-2025 against 1991-2000). Days above 30°C in August went from 6.7 to 12 a year on average.

Questions about Monchique in August

How warm is Monchique in August?

Average highs are 28°C and lows 16°C. July averages 28°C and September 25°C.

Does it rain much in Monchique in August?

About 1 day has at least 1 mm of rain, with 4 mm in total over the month.

Is Monchique busy in August?

In August 2025, nights booked through online platforms in the Algarve were the busiest month of the year, which we count as peak. The figure is for the whole region and leaves out hotels.

How long are the days in Monchique in August?

About 13 h 38 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