Viana do Castelo, Portugal

Full City Profile

36,148 Population 120,493/sq mi density

39 ft Elevation 12 meters

57°F Avg Temperature 14°C

Viana do Castelo enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 48°F in January while summers reach 67°F in July. The area gets 225 sunny days per year. Annual precipitation totals 61.1 inches. The area receives 0.0 inches of snow annually.

Temperature

48°F Jan (9°C) 67°F Jul (19°C)

Annual Average	56.6°F
	5% above US avg
January Average	48°F (9°C)
July Average	67°F (19°C)
Sunny Days	225 days/yr

Geography

Elevation	39 ft (12 m)
Area	0.3 sq mi (0.8 km²)
Population Density	120,493/sq mi
Coordinates	41.6932°N, 8.8329°W
Timezone	Europe/Lisbon

Precipitation & Snow

Annual Rainfall 61.1"

61% above US avg

Snowfall 0.0"

Wettest Month (Dec) 9.02"

Driest Month (Jul) 1.14"

Air Quality

Earthquake History

228 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.1. Most recent: M3.9 on Jan 27, 2022.

May 28, 1998	8 km W of Bande, Spain	M4.1	73 km
May 30, 1998	15 km NNE of Valpaços, Portugal	M4.0	133 km
May 20, 2001	10 km E of Taboada, Spain	M4.0	147 km
Feb 1, 2008	89 km W of Baiona, Spain	M3.9	97 km
Oct 6, 1997	9 km SSW of Castro, Spain	M3.9	149 km
Jan 27, 2022	30 km W of Santa Uxía de Ribeira, Spain	M3.9	107 km
Jul 2, 1996	6 km SSE of Allariz, Spain	M3.7	100 km
Jun 12, 1998	6 km SW of Verea, Spain	M3.7	77 km
Jan 21, 2002	21 km E of Sobreira, Portugal	M3.6	109 km
May 24, 2004	4 km NNW of Nogueira de Ramuín, Spain	M3.6	122 km
Aug 11, 1993	3 km SSW of Vilela, Portugal	M3.6	115 km
Nov 22, 1990	4 km E of Lobios, Spain	M3.6	137 km
Nov 24, 1993	Portugal	M3.6	108 km
Apr 25, 1996	10 km SW of Castro, Spain	M3.6	147 km
Jun 17, 2004	111 km WSW of Santa Uxía de Ribeira, Spain	M3.5	127 km
Dec 31, 1996	4 km N of Luso, Portugal	M3.5	146 km
Sep 29, 1995	5 km SSW of Cartelle, Spain	M3.5	84 km
Nov 22, 1995	2 km ENE of Laza, Spain	M3.5	123 km
Feb 25, 2008	19 km WNW of Santa Uxía de Ribeira, Spain	M3.5	107 km
May 10, 1990	69 km W of Gafanha da Encarnação, Portugal	M3.5	123 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	48°F (9°C)	8.3 in	Coldest
February	49°F (9°C)	7.2 in
March	52°F (11°C)	4.9 in
April	54°F (12°C)	4.8 in
May	58°F (14°C)	4.5 in
June	63°F (17°C)	2.5 in
July	67°F (19°C)	1.1 in	Warmest, Driest
August	66°F (19°C)	1.2 in
September	64°F (18°C)	3.7 in
October	59°F (15°C)	6.5 in
November	52°F (11°C)	7.3 in
December	48°F (9°C)	9.0 in	Wettest

Viana do Castelo has a seasonal temperature swing of 19°F / from 48°F in January to 67°F in July. Total annual precipitation is 61.1 inches, with December being the wettest month (9.0") and July the driest (1.1").

View full weather details →