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Weather & Climate in Comporta, Portugal
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Comporta enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 52°F in January while summers reach 73°F in July. The area gets 324 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 18.3 inches (drier than the 38-inch national average). The city sits at an elevation of 30 feet.
Temperature
52°F Jan (11°C)
73°F Jul (23°C)
| Annual Average | 63.7°F |
| 18% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 324 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 58.1 sq mi (150.5 km²) |
| Population Density | 22/sq mi |
| Coordinates | 38.3806°N, 8.7861°W |
| Timezone | Europe/Lisbon |
Precipitation & Snow
Air Quality
Earthquake History
128 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Aug 26, 2024 | 56 km W of Sines, Portugal | M5.0 | 74 km | 7 km |
| Feb 17, 2025 | 1 km NE of Charneca de Caparica, Portugal | M4.8 | 44 km | 10 km |
| Aug 17, 2017 | 5 km N of Arruda dos Vinhos, Portugal | M4.2 | 77 km | 10 km |
| Mar 27, 2010 | 13 km SE of Vale da Amoreira, Portugal | M4.1 | 121 km | 15 km |
| Jan 15, 2018 | 25 km NNW of Évora, Portugal | M4.1 | 85 km | 11 km |
| Mar 26, 2011 | 6 km NNW of São Marcos da Serra, Portugal | M3.8 | 113 km | 8 km |
| Jul 31, 1998 | 23 km W of Estremoz, Portugal | M3.8 | 97 km | 5 km |
| Apr 14, 2008 | 45 km WNW of Vila do Bispo, Portugal | M3.8 | 142 km | 27 km |
| Sep 20, 1999 | 0 km SW of Caxias, Portugal | M3.8 | 56 km | 10 km |
| Mar 28, 2002 | 43 km W of Sines, Portugal | M3.7 | 67 km | 10 km |
| Mar 26, 1998 | 63 km WNW of Vila do Bispo, Portugal | M3.7 | 137 km | 10 km |
| Sep 4, 1997 | 24 km WNW of Sines, Portugal | M3.7 | 45 km | 10 km |
| Feb 18, 1990 | 2 km ENE of Abrigada, Portugal | M3.6 | 88 km | 10 km |
| Jan 19, 1997 | 9 km WNW of Redondo, Portugal | M3.6 | 105 km | 10 km |
| Jan 6, 2007 | 36 km SSW of Cascais, Portugal | M3.6 | 75 km | 16 km |
| Feb 1, 2017 | 4 km WSW of Porto de Mós, Portugal | M3.6 | 135 km | 11 km |
| Sep 4, 1996 | 4 km E of Santo Isidoro, Portugal | M3.6 | 84 km | 10 km |
| Sep 11, 2017 | 5 km ESE of Lagos, Portugal | M3.6 | 145 km | 27 km |
| Mar 16, 1990 | 17 km N of São Brás de Alportel, Portugal | M3.5 | 141 km | 33 km |
| Jan 11, 2005 | 12 km WSW of Montemor-o-Novo, Portugal | M3.5 | 46 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1531 | TAGUS RIVER, LISBON | Earthquake | - | 30,000 | 45 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 3.7 in | Coldest |
| February | 54°F (12°C) | 2.9 in | |
| March | 57°F (14°C) | 1.8 in | |
| April | 59°F (15°C) | 2.2 in | |
| May | 63°F (17°C) | 1.9 in | |
| June | 68°F (20°C) | 0.6 in | |
| July | 73°F (23°C) | 0.2 in | Warmest, Driest |
| August | 72°F (22°C) | 0.2 in | |
| September | 70°F (21°C) | 0.9 in | |
| October | 65°F (18°C) | 2.7 in | |
| November | 58°F (14°C) | 3.7 in | |
| December | 53°F (12°C) | 4.3 in | Wettest |
Comporta has a seasonal temperature swing of 20°F / from 52°F in January to 73°F in July. Total annual precipitation is 25.1 inches, with December being the wettest month (4.3") and July the driest (0.2").