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Horta, Portugal

Full City Profile

6,572 Population 3,029/sq mi density
39 ft Elevation 12 meters
63°F Avg Temperature 17°C
Horta enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 57°F in January while summers reach 70°F in July. The area gets 248 sunny days per year. Annual precipitation totals 48.2 inches. The area receives 0.0 inches of snow annually.

Temperature

57°F Jan (14°C) 70°F Jul (21°C)
Annual Average62.6°F
16% above US avg
January Average57°F (14°C)
July Average70°F (21°C)
Sunny Days248 days/yr

Geography

Elevation39 ft (12 m)
Area2.2 sq mi (5.6 km²)
Population Density3,029/sq mi
Coordinates38.5374°N, 28.6262°W
TimezoneAtlantic/Azores

Precipitation & Snow

Annual Rainfall 48.2"
27% above US avg
Snowfall 0.0"
Wettest Month (Jan) 6.42"
Driest Month (Jul) 1.69"

Air Quality

Earthquake History

72 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.2. Most recent: M4.4 on Feb 21, 2025.

Jul 9, 1998 12 km N of Horta, Portugal M6.2 13 km
Jan 11, 2021 69 km NW of Castelo Branco, Portugal M5.4 75 km
Jan 20, 1993 49 km W of Castelo Branco, Portugal M5.4 57 km
Mar 29, 2017 142 km E of Santa Cruz das Flores, Portugal M5.4 150 km
Jun 23, 1991 109 km E of Santa Cruz das Flores, Portugal M5.2 150 km
Aug 1, 2000 39 km NW of Castelo Branco, Portugal M5.1 44 km
Jan 12, 1993 45 km WSW of Castelo Branco, Portugal M5.0 53 km
Sep 29, 2023 122 km SE of Lajes das Flores, Portugal M5.0 150 km
Jan 28, 1993 46 km W of Castelo Branco, Portugal M4.9 54 km
May 14, 2010 117 km E of Santa Cruz das Flores, Portugal M4.9 147 km
Jan 14, 2024 4 km W of Fonte Bastardo, Portugal M4.9 131 km
Nov 29, 1991 131 km SE of Lajes das Flores, Portugal M4.9 148 km
May 6, 1991 137 km WSW of Castelo Branco, Portugal M4.8 145 km
Jun 14, 2015 37 km WNW of Castelo Branco, Portugal M4.8 44 km
Feb 23, 1998 80 km NW of Castelo Branco, Portugal M4.8 85 km
Jul 1, 2013 Azores Islands, Portugal M4.8 134 km
Jul 11, 1998 9 km WSW of Castelo Branco, Portugal M4.7 17 km
Aug 27, 2013 133 km WNW of Santa Cruz da Graciosa, Portugal M4.7 138 km
Feb 16, 1993 73 km NW of Castelo Branco, Portugal M4.7 78 km
Feb 15, 1993 42 km W of Castelo Branco, Portugal M4.7 50 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

4 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 1.

Year Name Category Closest
2012 Gordon Category 1 297 km
2006 Gordon Category 1 118 km
1998 Ivan Category 1 253 km
1992 Charley Category 1 277 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 9.0 m (30 ft).

Year Location Cause Max Wave Deaths Distance
1641 AZORES Unknown 9.0 m 48 km
1980 AZORES Earthquake 0.4 m 69 79 km
1757 AZORES Earthquake 1,053 49 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Fayal (11 km).

Name Type Elevation Last Eruption Distance
Fayal Stratovolcano 1,043 m (3,422 ft) 1958 11 km
Pico Stratovolcano 2,351 m (7,713 ft) 1720 21 km
Graciosa Stratovolcano 402 m (1,319 ft) -1950 78 km
Terceira Stratovolcano(es) 1,023 m (3,356 ft) 2000 116 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 57°F (14°C) 6.4 in Wettest
February 56°F (13°C) 4.8 in Coldest
March 57°F (14°C) 4.5 in
April 58°F (15°C) 3.4 in
May 61°F (16°C) 3.0 in
June 65°F (18°C) 2.1 in
July 70°F (21°C) 1.7 in Driest
August 72°F (22°C) 2.4 in Warmest
September 70°F (21°C) 3.8 in
October 66°F (19°C) 5.0 in
November 61°F (16°C) 5.4 in
December 59°F (15°C) 5.9 in

Horta has a seasonal temperature swing of 15°F / from 56°F in February to 72°F in August. Total annual precipitation is 48.2 inches, with January being the wettest month (6.4") and July the driest (1.7").

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