Month guide · Monchique, Portugal
Monchique in September: weather and what to expect
In September, Monchique averages highs of 25°C and lows of 15°C, with about 4 rainy days and 24 mm of rain. Highs are 3°C cooler than in August and 4°C warmer than in October. Our rules rate it good for walking and cycling. Crowds in the Algarve are medium.
Is September a good time to visit?
Good for
- Walking and cyclingHighs of 25°C with about 4 rainy days
Not ideal for
Nothing stands out as a weaker fit.
Daily highs through September
Town-level · ERA5-Land 1991-2020Highs 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-LandCrowds, holidays and daylight
Public holidays in September 2027
No national or regional public holidays.
Local (municipal) holidays are not included.
Warmer in September
Where is warm in September →| Place | High | Rain days | From Monchique |
|---|---|---|---|
| São Marcos da Serra, Algarve | 28°C | 4 | 16 km |
| Silves, Algarve | 28°C | 4 | 18 km |
| Portimão, Algarve | 27°C | 4 | 20 km |
| Parchal, Algarve | 27°C | 4 | 20 km |
| Estômbar, Algarve | 27°C | 4 | 20 km |
The nearest towns with a warmer September. Distances are in a straight line.
How September is changing
Town-level · ERA5-LandSeptember highs are 1.9°C warmer than in 1991-2000, and September rainfall is down about 45% (2016-2025 against 1991-2000). Days above 30°C in September went from 1.6 to 3.9 a year on average.
Questions about Monchique in September
Is September a good time to visit Monchique?
Our rules rate September good for walking and cycling (highs of 25°C with about 4 rainy days).
How warm is Monchique in September?
Average highs are 25°C and lows 15°C. August averages 28°C and October 21°C.
Does it rain much in Monchique in September?
About 4 days have at least 1 mm of rain, with 24 mm in total over the month.
Is Monchique busy in September?
In September 2025, nights booked through online platforms in the Algarve were about 55% of the busiest month, which we count as medium. The figure is for the whole region and leaves out hotels.
How long are the days in Monchique in September?
About 12 h 29 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