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São Marcos da Serra, Portugal

Full City Profile

1,352 Population 23/sq mi density
377 ft Elevation 115 meters
61°F Avg Temperature 16°C
São Marcos da Serra enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 51°F in January while summers reach 72°F in July. The area gets 296 sunny days per year. Annual precipitation totals 22.3 inches. The area receives 0.0 inches of snow annually.

Temperature

51°F Jan (11°C) 72°F Jul (22°C)
Annual Average61.2°F
13% above US avg
January Average51°F (11°C)
July Average72°F (22°C)
Sunny Days296 days/yr

Geography

Elevation377 ft (115 m)
Area59.8 sq mi (154.9 km²)
Population Density23/sq mi
Coordinates37.3610°N, 8.3776°W
TimezoneEurope/Lisbon

Precipitation & Snow

Annual Rainfall 22.3"
41% below US avg
Snowfall 0.0"
Wettest Month (Dec) 4.02"
Driest Month (Jul) 0.08"

Air Quality

Earthquake History

404 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.0. Most recent: M2.9 on Apr 16, 2025.

Aug 26, 2024 56 km W of Sines, Portugal M5.0 123 km
Jan 3, 2005 45 km SSE of Fuzeta, Portugal M4.7 105 km
Jan 10, 2006 82 km SSE of Fuzeta, Portugal M4.5 138 km
Jul 5, 2000 64 km S of Faro, Portugal M4.5 111 km
Apr 8, 2006 36 km S of Mazagón, Spain M4.4 145 km
Jun 22, 1993 71 km SSW of Faro, Portugal M4.4 109 km
Mar 24, 2025 76 km S of Faro, Portugal M4.4 123 km
Sep 8, 2009 103 km S of Faro, Portugal M4.3 147 km
May 23, 2005 Strait of Gibraltar M4.3 115 km
May 27, 2005 26 km SSW of Carvoeiro, Portugal M4.3 57 km
Nov 9, 1993 44 km SSE of Olhão, Portugal M4.3 100 km
Jan 1, 2022 80 km SSE of Olhão, Portugal M4.3 132 km
Sep 24, 1994 41 km SSE of Faro, Portugal M4.3 93 km
Mar 2, 2016 93 km SSW of Faro, Portugal M4.3 130 km
Jul 4, 1994 13 km ENE of El Cerro de Andévalo, Spain M4.3 147 km
Nov 17, 1995 66 km SSW of Sagres, Portugal M4.2 123 km
Jan 1, 2008 97 km SSE of Sagres, Portugal M4.2 129 km
Feb 16, 1993 49 km SSE of Senhora da Luz, Portugal M4.2 80 km
Mar 14, 2004 84 km S of Carvoeiro, Portugal M4.2 114 km
Feb 23, 2005 91 km S of Olhão, Portugal M4.1 141 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 18.3 m (60 ft).

Year Location Cause Max Wave Deaths Distance
1755 LISBON Earthquake 18.3 m 50,000 149 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 51°F (11°C) 3.2 in Coldest
February 52°F (11°C) 2.6 in
March 56°F (13°C) 1.9 in
April 58°F (14°C) 2.1 in
May 62°F (17°C) 1.3 in
June 68°F (20°C) 0.6 in
July 72°F (22°C) 0.1 in Driest
August 73°F (23°C) 0.2 in Warmest
September 70°F (21°C) 0.8 in
October 64°F (18°C) 2.4 in
November 57°F (14°C) 3.3 in
December 53°F (12°C) 4.0 in Wettest

São Marcos da Serra has a seasonal temperature swing of 21°F / from 51°F in January to 73°F in August. Total annual precipitation is 22.3 inches, with December being the wettest month (4.0") and July the driest (0.1").

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