La Plena, Puerto Rico

Full City Profile

1,036 Population 2,726/sq mi density

554 ft Elevation 169 meters

78°F Avg Temperature 26°C

La Plena has a warm climate with an average annual temperature of 78°F (26°C). Winters average 74°F in January while summers reach 81°F in July. The area gets 351 sunny days per year. Annual precipitation totals 50.0 inches. The area receives 0.0 inches of snow annually.

Temperature

74°F Jan (24°C) 81°F Jul (27°C)

Annual Average	78.3°F
	45% above US avg
January Average	74°F (24°C)
July Average	81°F (27°C)
Sunny Days	351 days/yr

Geography

Elevation	554 ft (169 m)
Area	0.4 sq mi (1.0 km²)
Population Density	2,726/sq mi
Coordinates	18.0466°N, 66.2046°W
Timezone	America/Puerto_Rico

Precipitation & Snow

Annual Rainfall 50.0"

32% above US avg

Snowfall 0.0"

Wettest Month (Oct) 8.70"

Driest Month (Feb) 2.20"

Air Quality

Earthquake History

19,225 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.4. Most recent: M0.0 on Aug 30, 2025.

Jan 13, 2014	61 km N of Hatillo, Puerto Rico	M6.4	128 km
Jan 7, 2020	4 km SSE of Indios, Puerto Rico	M6.4	65 km
Jan 11, 2020	5 km SE of Maria Antonia, Puerto Rico	M5.9	69 km
May 16, 2010	4 km E of Moca, Puerto Rico	M5.8	100 km
Jan 6, 2020	14 km S of Indios, Puerto Rico	M5.8	68 km
Jan 7, 2020	0 km NW of Magas Arriba, Puerto Rico	M5.6	61 km
Jan 7, 2020	11 km S of Tallaboa, Puerto Rico	M5.6	57 km
Feb 4, 2008	Puerto Rico region	M5.5	132 km
Dec 11, 2000	65 km N of Isabela, Puerto Rico	M5.5	149 km
May 2, 2020	6 km S of Tallaboa, Puerto Rico	M5.4	57 km
Nov 23, 1992	28 km NNW of San Antonio, Puerto Rico	M5.3	128 km
Jul 3, 2020	9 km SSE of La Parguera, Puerto Rico	M5.3	86 km
Aug 1, 1993	68 km SSE of Emajagua, Puerto Rico	M5.3	89 km
Jan 15, 2020	Puerto Rico region	M5.2	87 km
Jan 10, 2020	4 km S of Maria Antonia, Puerto Rico	M5.2	73 km
Jan 11, 2020	19 km S of Indios, Puerto Rico	M5.2	67 km
Mar 12, 2009	66 km N of Brenas, Puerto Rico	M5.1	115 km
Aug 14, 2009	92 km N of Suárez, Puerto Rico	M5.1	144 km
Jan 7, 2020	14 km S of Tallaboa, Puerto Rico	M5.0	56 km
Jan 7, 2020	7 km SE of Tallaboa, Puerto Rico	M5.0	51 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year	Name	Category	Closest
2025	Erin	Category 5	252 km
2024	Ernesto	Category 1	231 km
2022	Fiona	Category 1	78 km
2019	Dorian	Category 1	121 km
2017	Maria	Category 5	17 km
2017	Irma	Category 5	127 km
2014	Gonzalo	Category 3	249 km
2011	Irene	Category 1	36 km
2010	Earl	Category 4	197 km
2008	Omar	Category 4	184 km
2004	Frances	Category 4	267 km
2004	Jeanne	Category 1	199 km
2000	Debby	Category 1	107 km
1999	Lenny	Category 4	158 km
1999	Jose	Category 1	254 km
1998	Georges	Category 3	20 km
1996	Bertha	Category 3	129 km
1996	Hortense	Category 1	59 km
1995	Luis	Category 4	250 km
1995	Marilyn	Category 3	104 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

5 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	128 km
1918	PUERTO RICO: MONA PASSAGE	Eruption + Earthquake	6.1 m	144	127 km
1868	VIRGIN ISLANDS	Earthquake	1.5 m	—	117 km
2020	PUERTO RICO	Earthquake	0.1 m	4	65 km
1918	PUERTO RICO	Earthquake	—	—	115 km

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

Wildfire History

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

Year	Name	Acres	Distance
2005	CAMPAMENTO SANTIAGO	3,927	7 km
2007	UNNAMED	3,896	8 km
2005	UNNAMED	1,888	4 km
2005	PISTA DE SALINAS CARR 3	1,137	12 km
2005	UNNAMED	725	13 km
2013	PUERTO NEGRO	631	91 km
2007	CARR 304	606	89 km

Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	74°F (24°C)	2.8 in
February	71°F (22°C)	2.2 in	Coldest, Driest
March	72°F (22°C)	2.4 in
April	73°F (23°C)	4.1 in
May	75°F (24°C)	6.3 in
June	77°F (25°C)	5.1 in
July	81°F (27°C)	5.2 in	Warmest
August	77°F (25°C)	7.4 in
September	77°F (25°C)	7.9 in
October	76°F (24°C)	8.7 in	Wettest
November	75°F (24°C)	5.7 in
December	72°F (22°C)	3.4 in

La Plena has a seasonal temperature swing of 10°F / from 71°F in February to 81°F in July. Total annual precipitation is 61.0 inches, with October being the wettest month (8.7") and February the driest (2.2").

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