San Silvestre de Guzmán, Spain

Full City Profile

2.9 /5.0

C+ Fair

624 Population 8/sq mi density

499 ft Elevation 152 meters

63°F Avg Temperature 17°C

C+

Overall

2.9 / 5.0

Fair overall score based on economy, affordability, safety and education

C+

Economy

2.9 / 5.0

$33,493 median income, unemployment

San Silvestre de Guzmán enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 51°F in January while summers reach 77°F in July. The area gets 299 sunny days per year. Annual precipitation totals 20.4 inches. The area receives 0.0 inches of snow annually.

Temperature

51°F Jan (11°C) 77°F Jul (25°C)

Annual Average	63.3°F
	17% above US avg
January Average	51°F (11°C)
July Average	77°F (25°C)
Sunny Days	299 days/yr

Geography

Elevation	499 ft (152 m)
Area	78.3 sq mi (202.7 km²)
Population Density	8/sq mi
Coordinates	37.3877°N, 7.3491°W
Timezone	Europe/Madrid

Precipitation & Snow

Annual Rainfall 20.4"

46% below US avg

Snowfall 0.0"

Wettest Month (Dec) 3.70"

Driest Month (Jul) 0.08"

Air Quality

Earthquake History

364 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.7. Most recent: M2.9 on Apr 16, 2025.

Jan 3, 2005	45 km SSE of Fuzeta, Portugal	M4.7	81 km
Jul 5, 2000	64 km S of Faro, Portugal	M4.5	117 km
Aug 25, 2010	13 km WSW of Chiclana de la Frontera, Spain	M4.5	147 km
Jan 10, 2006	82 km SSE of Fuzeta, Portugal	M4.5	117 km
Apr 8, 2006	36 km S of Mazagón, Spain	M4.4	76 km
Jun 22, 1993	71 km SSW of Faro, Portugal	M4.4	130 km
Mar 24, 2025	76 km S of Faro, Portugal	M4.4	127 km
May 23, 2005	Strait of Gibraltar	M4.3	104 km
Jan 1, 2022	80 km SSE of Olhão, Portugal	M4.3	122 km
Nov 9, 1993	44 km SSE of Olhão, Portugal	M4.3	88 km
Sep 24, 1994	41 km SSE of Faro, Portugal	M4.3	92 km
May 27, 2005	26 km SSW of Carvoeiro, Portugal	M4.3	122 km
Jul 4, 1994	13 km ENE of El Cerro de Andévalo, Spain	M4.3	66 km
Feb 16, 1993	49 km SSE of Senhora da Luz, Portugal	M4.2	136 km
Feb 23, 2005	91 km S of Olhão, Portugal	M4.1	135 km
Jul 25, 2010	92 km S of Olhão, Portugal	M4.1	136 km
Jan 22, 2006	0 km SE of Feria, Spain	M4.1	143 km
Sep 9, 1994	Strait of Gibraltar	M4.1	85 km
Jan 9, 2007	22 km SSW of Faro, Portugal	M4.0	88 km
Aug 5, 2006	56 km SSE of Olhão, Portugal	M4.0	96 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 0.1 m (0 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1978	CADIZ	Earthquake	0.1 m	—	118 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	51°F (11°C)	3.0 in	Coldest
February	53°F (12°C)	2.1 in
March	56°F (14°C)	1.6 in
April	59°F (15°C)	2.0 in
May	64°F (18°C)	1.3 in
June	72°F (22°C)	0.6 in
July	77°F (25°C)	0.1 in	Warmest, Driest
August	77°F (25°C)	0.2 in
September	73°F (23°C)	0.7 in
October	65°F (19°C)	2.4 in
November	58°F (14°C)	3.0 in
December	53°F (12°C)	3.7 in	Wettest

San Silvestre de Guzmán has a seasonal temperature swing of 26°F / from 51°F in January to 77°F in July. Total annual precipitation is 20.4 inches, with December being the wettest month (3.7") and July the driest (0.1").

View full weather details →