Patillas, Puerto Rico

Full City Profile

4,247 Population 72/sq mi density

66 ft Elevation 20 meters

78°F Avg Temperature 26°C

Patillas 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	66 ft (20 m)
Area	59.3 sq mi (153.6 km²)
Population Density	72/sq mi
Coordinates	18.0064°N, 66.0157°W
Timezone	America/Puerto_Rico

Precipitation & Snow

Annual Rainfall 50.0"

32% above US avg

Snowfall 0.0"

Wettest Month (Oct) 8.74"

Driest Month (Feb) 2.60"

Air Quality

Earthquake History

18,472 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	84 km
Jan 13, 2014	61 km N of Hatillo, Puerto Rico	M6.4	142 km
Jan 11, 2020	5 km SE of Maria Antonia, Puerto Rico	M5.9	89 km
Jan 6, 2020	14 km S of Indios, Puerto Rico	M5.8	86 km
May 16, 2010	4 km E of Moca, Puerto Rico	M5.8	120 km
Jan 7, 2020	11 km S of Tallaboa, Puerto Rico	M5.6	76 km
Jan 7, 2020	0 km NW of Magas Arriba, Puerto Rico	M5.6	80 km
Feb 4, 2008	Puerto Rico region	M5.5	147 km
May 2, 2020	6 km S of Tallaboa, Puerto Rico	M5.4	76 km
Aug 1, 1993	68 km SSE of Emajagua, Puerto Rico	M5.3	75 km
Jul 3, 2020	9 km SSE of La Parguera, Puerto Rico	M5.3	105 km
Nov 23, 1992	28 km NNW of San Antonio, Puerto Rico	M5.3	147 km
Jan 15, 2020	Puerto Rico region	M5.2	106 km
Jan 11, 2020	19 km S of Indios, Puerto Rico	M5.2	85 km
Jan 10, 2020	4 km S of Maria Antonia, Puerto Rico	M5.2	92 km
Aug 14, 2009	92 km N of Suárez, Puerto Rico	M5.1	143 km
Mar 12, 2009	66 km N of Brenas, Puerto Rico	M5.1	124 km
Jan 7, 2020	14 km S of Tallaboa, Puerto Rico	M5.0	74 km
Feb 4, 2020	15 km SSE of Guánica, Puerto Rico	M5.0	93 km
Jan 25, 2020	1 km N of Indios, Puerto Rico	M5.0	85 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	248 km
2024	Ernesto	Category 1	245 km
2022	Fiona	Category 1	85 km
2019	Dorian	Category 1	106 km
2017	Maria	Category 5	12 km
2017	Irma	Category 5	119 km
2014	Gonzalo	Category 3	238 km
2011	Irene	Category 1	25 km
2010	Earl	Category 4	193 km
2008	Omar	Category 4	164 km
2004	Frances	Category 4	268 km
2004	Jeanne	Category 1	220 km
2000	Debby	Category 1	110 km
1999	Lenny	Category 4	140 km
1999	Jose	Category 1	235 km
1998	Georges	Category 3	25 km
1996	Bertha	Category 3	123 km
1996	Hortense	Category 1	68 km
1995	Luis	Category 4	240 km
1995	Marilyn	Category 3	94 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	110 km
1918	PUERTO RICO: MONA PASSAGE	Eruption + Earthquake	6.1 m	144	146 km
1868	VIRGIN ISLANDS	Earthquake	1.5 m	—	97 km
2020	PUERTO RICO	Earthquake	0.1 m	4	84 km
1918	PUERTO RICO	Earthquake	—	—	136 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	27 km
2007	UNNAMED	3,896	27 km
2005	UNNAMED	1,888	21 km
2005	PISTA DE SALINAS CARR 3	1,137	31 km
2005	UNNAMED	725	13 km
2013	PUERTO NEGRO	631	72 km

Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	74°F (24°C)	3.7 in
February	70°F (21°C)	2.6 in	Coldest, Driest
March	71°F (21°C)	2.8 in
April	72°F (22°C)	4.3 in
May	74°F (23°C)	6.7 in
June	76°F (24°C)	6.1 in
July	81°F (27°C)	6.2 in	Warmest
August	76°F (25°C)	8.1 in
September	76°F (24°C)	8.1 in
October	75°F (24°C)	8.7 in	Wettest
November	74°F (23°C)	6.4 in
December	71°F (22°C)	4.3 in

Patillas has a seasonal temperature swing of 11°F / from 70°F in February to 81°F in July. Total annual precipitation is 68.0 inches, with October being the wettest month (8.7") and February the driest (2.6").

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