Vieira de Leiria, Portugal

Full City Profile

5,807 Population 320/sq mi density

164 ft Elevation 50 meters

60°F Avg Temperature 15°C

Vieira de Leiria enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 51°F in January while summers reach 68°F in July. The area gets 282 sunny days per year. Annual precipitation totals 29.7 inches. The area receives 0.0 inches of snow annually.

Temperature

51°F Jan (10°C) 68°F Jul (20°C)

Annual Average	59.8°F
	11% above US avg
January Average	51°F (10°C)
July Average	68°F (20°C)
Sunny Days	282 days/yr

Geography

Elevation	164 ft (50 m)
Area	18.1 sq mi (47.0 km²)
Population Density	320/sq mi
Coordinates	39.8695°N, 8.9324°W
Timezone	Europe/Lisbon

Precipitation & Snow

Annual Rainfall 29.7"

22% below US avg

Snowfall 0.0"

Wettest Month (Jan) 4.29"

Driest Month (Jul) 0.35"

Air Quality

Earthquake History

63 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.8. Most recent: M4.8 on Feb 17, 2025.

Feb 17, 2025	1 km NE of Charneca de Caparica, Portugal	M4.8	140 km
Aug 19, 2016	84 km W of Peniche, Portugal	M4.4	139 km
Aug 17, 2017	5 km N of Arruda dos Vinhos, Portugal	M4.2	94 km
Jan 15, 2018	25 km NNW of Évora, Portugal	M4.1	146 km
Mar 7, 1997	66 km NW of Peniche, Portugal	M3.9	83 km
Apr 3, 1995	4 km E of Tocha, Portugal	M3.9	54 km
Sep 20, 1999	0 km SW of Caxias, Portugal	M3.8	134 km
Jul 31, 1998	23 km W of Estremoz, Portugal	M3.8	145 km
Apr 10, 2001	6 km SSE of Louriçal, Portugal	M3.7	22 km
Feb 18, 1990	2 km ENE of Abrigada, Portugal	M3.6	80 km
Sep 4, 1996	4 km E of Santo Isidoro, Portugal	M3.6	104 km
Feb 1, 2017	4 km WSW of Porto de Mós, Portugal	M3.6	31 km
Apr 30, 1999	7 km WNW of Marinha Grande, Portugal	M3.6	13 km
Jun 22, 1993	18 km W of Espinho, Portugal	M3.5	124 km
Jun 20, 1991	3 km SE of Tavarede, Portugal	M3.5	32 km
May 10, 1990	69 km W of Gafanha da Encarnação, Portugal	M3.5	108 km
Dec 31, 1996	4 km N of Luso, Portugal	M3.5	77 km
Oct 7, 1993	8 km NNW of Campo de Besteiros, Portugal	M3.4	106 km
Nov 10, 1997	29 km WSW of Buarcos, Portugal	M3.4	32 km
Apr 15, 2006	3 km N of Bombarral, Portugal	M3.4	67 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	131 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	51°F (10°C)	4.3 in	Coldest, Wettest
February	52°F (11°C)	3.4 in
March	55°F (13°C)	2.5 in
April	58°F (14°C)	2.5 in
May	61°F (16°C)	2.4 in
June	66°F (19°C)	1.1 in
July	68°F (20°C)	0.4 in	Driest
August	69°F (20°C)	0.4 in	Warmest
September	67°F (20°C)	1.3 in
October	62°F (17°C)	3.3 in
November	57°F (14°C)	3.8 in
December	52°F (11°C)	4.2 in

Vieira de Leiria has a seasonal temperature swing of 18°F / from 51°F in January to 69°F in August. Total annual precipitation is 29.6 inches, with January being the wettest month (4.3") and July the driest (0.4").

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