Month guide · Mafra, Portugal

Mafra in July: weather and what to expect

July is the driest month of the year in Mafra. The sea is still cool, around 18°C. In July, Mafra averages highs of 23°C and lows of 16°C, with about 1 rainy day and 4 mm of rain. Our rules rate it good for walking and cycling. Crowds in the Lisbon area are at their peak.

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

Average high Town-level23°CLow 16°C
Sea temperature Modelled18°COpen sea nearby, average for the month
Rainy days Town-level14 mm in total
UV index Modelled9Very high at noon on a clear day
Crowds RegionalPeakThe Lisbon area as a whole

Is July a good time to visit?

Good for

  • Walking and cycling
    Highs of 23°C with about 1 rainy day

Not ideal for

Nothing stands out as a weaker fit.

Daily highs through July

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

Highs climb about 2°C over the month. A day above 30°C happens in roughly 1 July in 6.

July in detail

Town-level · ERA5-Land
MeasureJuneJulyAugust
Average high21°C23°C23°C
Average low15°C16°C17°C
Rainy days (at least 1 mm)312
Total rainfall13 mm4 mm7 mm
Daylight (mid-month)14 h 53 min14 h 40 min13 h 44 min

Crowds, holidays and daylight

Visitor level RegionalPeakNights booked through online platforms in the Lisbon area in July 2025: about 90% of the busiest month.

Public holidays in July 2027

No national or regional public holidays.

Local (municipal) holidays are not included.

Daylight mid-month Exact14 h 40 minSunrise to sunset, calculated from the town's coordinates.

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

How July is changing

Town-level · ERA5-Land

July highs are about the same as in 1991-2000 (2016-2025 against 1991-2000). Days above 25°C in July went from 6.2 to 5.0 a year on average.

Questions about Mafra in July

Is July a good time to visit Mafra?

Our rules rate July good for walking and cycling (highs of 23°C with about 1 rainy day).

How warm is Mafra in July?

Average highs are 23°C and lows 16°C. June averages 21°C and August 23°C.

Does it rain much in Mafra in July?

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

Is Mafra busy in July?

In July 2025, nights booked through online platforms in the Lisbon area were about 90% of the busiest month, which we count as peak. The figure is for the whole region and leaves out hotels.

How long are the days in Mafra in July?

About 14 h 40 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