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Isabel Segunda, Puerto Rico

Full City Profile

9,301 Population 123/sq mi density
39 ft Elevation 12 meters
79°F Avg Temperature 26°C
Isabel Segunda has a warm climate with an average annual temperature of 79°F (26°C). Winters average 76°F in January while summers reach 82°F in July. The area gets 247 sunny days per year. Annual precipitation totals 49.3 inches. The area receives 0.0 inches of snow annually.

Temperature

76°F Jan (25°C) 82°F Jul (28°C)
Annual Average79.1°F
46% above US avg
January Average76°F (25°C)
July Average82°F (28°C)
Sunny Days247 days/yr

Geography

Elevation39 ft (12 m)
Area75.7 sq mi (196.1 km²)
Population Density123/sq mi
Coordinates18.1491°N, 65.4427°W
TimezoneAmerica/Puerto_Rico

Precipitation & Snow

Annual Rainfall 49.3"
30% above US avg
Snowfall 0.0"
Wettest Month (Sep) 6.26"
Driest Month (Mar) 1.97"

Air Quality

Earthquake History

14,914 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.4. Most recent: M0.0 on Aug 30, 2025.

Jan 7, 2020 4 km SSE of Indios, Puerto Rico M6.4 146 km
Oct 17, 2001 112 km N of Charlotte Amalie, U.S. Virgin Islands M6.0 144 km
Jan 6, 2020 14 km S of Indios, Puerto Rico M5.8 149 km
Oct 16, 2001 112 km N of Charlotte Amalie, U.S. Virgin Islands M5.6 146 km
Jan 7, 2020 11 km S of Tallaboa, Puerto Rico M5.6 138 km
Jan 7, 2020 0 km NW of Magas Arriba, Puerto Rico M5.6 142 km
May 8, 2022 84 km NNE of Cruz Bay, U.S. Virgin Islands M5.5 147 km
May 2, 2020 6 km S of Tallaboa, Puerto Rico M5.4 138 km
Jan 24, 2021 76 km E of Cruz Bay, U.S. Virgin Islands M5.4 145 km
Aug 1, 1993 68 km SSE of Emajagua, Puerto Rico M5.3 88 km
Jan 11, 2020 19 km S of Indios, Puerto Rico M5.2 147 km
Nov 6, 1996 75 km NE of Cruz Bay, U.S. Virgin Islands M5.1 141 km
Mar 12, 2009 66 km N of Brenas, Puerto Rico M5.1 141 km
Aug 14, 2009 92 km N of Suárez, Puerto Rico M5.1 127 km
May 11, 1996 107 km N of Charlotte Amalie, U.S. Virgin Islands M5.1 139 km
Sep 6, 2004 122 km NNE of Vieques, Puerto Rico M5.1 141 km
Jan 7, 2020 7 km SE of Tallaboa, Puerto Rico M5.0 132 km
Jan 7, 2020 14 km S of Tallaboa, Puerto Rico M5.0 137 km
Jan 9, 1990 29 km S of Cruz Bay, U.S. Virgin Islands M5.0 73 km
May 20, 2009 73 km NNE of Vieques, Puerto Rico M5.0 95 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

27 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5.

Year Name Category Closest
2025 Erin Category 5 218 km
2024 Ernesto Category 1 268 km
2023 Tammy Category 1 256 km
2022 Fiona Category 1 133 km
2019 Dorian Category 1 46 km
2017 Maria Category 5 39 km
2017 Irma Category 5 84 km
2017 Jose Category 4 283 km
2014 Gonzalo Category 3 185 km
2011 Irene Category 1 49 km
2010 Earl Category 4 145 km
2008 Omar Category 4 122 km
2004 Frances Category 4 244 km
2004 Jeanne Category 1 275 km
2000 Debby Category 1 73 km
1999 Lenny Category 4 108 km
1999 Jose Category 1 174 km
1998 Georges Category 3 24 km
1996 Bertha Category 3 76 km
1996 Hortense Category 1 128 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 15.2 m (50 ft).

Year Location Cause Max Wave Deaths Distance
1867 VIRGIN ISLANDS Earthquake 15.2 m 24 47 km
1868 VIRGIN ISLANDS Earthquake 1.5 m 37 km
2020 PUERTO RICO Earthquake 0.1 m 4 146 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Wildfire History

6 wildfires (100+ acres) within 100 km. Largest: CAMPAMENTO SANTIAGO (3,927 ac, 2005).

Year Name Acres Distance
2005 CAMPAMENTO SANTIAGO 3,927 88 km
2007 UNNAMED 3,896 89 km
2005 UNNAMED 1,888 83 km
2005 PISTA DE SALINAS CARR 3 1,137 93 km
2005 UNNAMED 725 76 km
2013 PUERTO NEGRO 631 10 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 76°F (25°C) 2.7 in Coldest
February 76°F (25°C) 2.1 in
March 77°F (25°C) 2.0 in Driest
April 78°F (26°C) 2.4 in
May 80°F (27°C) 5.0 in
June 81°F (27°C) 4.2 in
July 82°F (28°C) 3.8 in
August 82°F (28°C) 5.0 in Warmest
September 81°F (27°C) 6.3 in Wettest
October 81°F (27°C) 5.9 in
November 79°F (26°C) 6.3 in
December 77°F (25°C) 3.6 in

Isabel Segunda has a seasonal temperature swing of 6°F / from 76°F in January to 82°F in August. Total annual precipitation is 49.3 inches, with September being the wettest month (6.3") and March the driest (2.0").

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