Santo André, Portugal

Full City Profile

11,213 Population 71/sq mi density

308 ft Elevation 94 meters

62°F Avg Temperature 16°C

Santo André enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 50°F in January while summers reach 74°F in July. The area gets 287 sunny days per year. Annual precipitation totals 27.1 inches. The area receives 0.0 inches of snow annually.

Temperature

50°F Jan (10°C) 74°F Jul (23°C)

Annual Average	61.5°F
	14% above US avg
January Average	50°F (10°C)
July Average	74°F (23°C)
Sunny Days	287 days/yr

Geography

Elevation	308 ft (94 m)
Area	157.0 sq mi (406.5 km²)
Population Density	71/sq mi
Coordinates	39.0553°N, 8.2441°W
Timezone	Europe/Lisbon

Precipitation & Snow

Annual Rainfall 27.1"

29% below US avg

Snowfall 0.0"

Wettest Month (Dec) 4.17"

Driest Month (Jul) 0.20"

Air Quality

Earthquake History

103 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.8. Most recent: M2.9 on Apr 16, 2025.

Feb 17, 2025	1 km NE of Charneca de Caparica, Portugal	M4.8	94 km
Aug 17, 2017	5 km N of Arruda dos Vinhos, Portugal	M4.2	73 km
Mar 27, 2010	13 km SE of Vale da Amoreira, Portugal	M4.1	56 km
Jan 15, 2018	25 km NNW of Évora, Portugal	M4.1	38 km
Apr 3, 1995	4 km E of Tocha, Portugal	M3.9	146 km
Jul 31, 1998	23 km W of Estremoz, Portugal	M3.8	39 km
Sep 20, 1999	0 km SW of Caxias, Portugal	M3.8	98 km
Sep 4, 1997	24 km WNW of Sines, Portugal	M3.7	133 km
Apr 10, 2001	6 km SSE of Louriçal, Portugal	M3.7	107 km
Apr 30, 1999	7 km WNW of Marinha Grande, Portugal	M3.6	103 km
Jan 6, 2007	36 km SSW of Cascais, Portugal	M3.6	141 km
Feb 1, 2017	4 km WSW of Porto de Mós, Portugal	M3.6	80 km
Feb 18, 1990	2 km ENE of Abrigada, Portugal	M3.6	65 km
Jan 19, 1997	9 km WNW of Redondo, Portugal	M3.6	66 km
Sep 4, 1996	4 km E of Santo Isidoro, Portugal	M3.6	96 km
Feb 14, 1996	15 km SSW of Évora, Portugal	M3.5	73 km
Sep 21, 1992	1 km N of Salvaleón, Spain	M3.5	140 km
Oct 24, 1995	6 km NW of Porto Covo, Portugal	M3.5	139 km
Jan 11, 2005	12 km WSW of Montemor-o-Novo, Portugal	M3.5	52 km
Jun 20, 1991	3 km SE of Tavarede, Portugal	M3.5	131 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1531	TAGUS RIVER, LISBON	Earthquake	—	30,000	84 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	50°F (10°C)	3.9 in	Coldest
February	52°F (11°C)	3.1 in
March	56°F (13°C)	2.2 in
April	58°F (15°C)	2.5 in
May	63°F (17°C)	2.1 in
June	69°F (21°C)	0.9 in
July	74°F (23°C)	0.2 in	Driest
August	74°F (23°C)	0.2 in	Warmest
September	71°F (22°C)	1.2 in
October	64°F (18°C)	3.0 in
November	57°F (14°C)	3.6 in
December	52°F (11°C)	4.2 in	Wettest

Santo André has a seasonal temperature swing of 24°F / from 50°F in January to 74°F in August. Total annual precipitation is 27.1 inches, with December being the wettest month (4.2") and July the driest (0.2").

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