Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sabana Seca comunidad has a warm climate with an average annual temperature of 79°F (26°C). Winters average 74°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 356 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 42.9 inches. Air quality is rated Good with a median AQI of 21 / among the cleanest air in the country. The city sits at an elevation of 38 feet.
Temperature
74°F Jan (23°C)82°F Jul (28°C)
Annual Average
78.8°F
46% above US avg
January Average
74°F (23°C)
July Average
82°F (28°C)
Sunny Days
356 days/yr
Geography
Elevation
38 ft (12 m)
Area
1.1 sq mi (2.9 km²)
Population Density
7,295/sq mi
Coordinates
18.4273°N, 66.1809°W
Timezone
America/Puerto_Rico
County
Toa Baja Municipio County
Nearest Airport
Luis Munoz Marin International (SJU) 12 miles away
Precipitation & Snow
Annual Rainfall42.9"
13% above US avg
Snowfall0.0"
Wettest Month (Aug)8.03"
Driest Month (Feb)3.07"
Air Quality
AQI Median
21.0
Rating
Good
Earthquake History
22,708 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.4.
Jan 7, 2020
4 km SSE of Indios, Puerto Rico
M6.4
85 km
6 km
Jan 13, 2014
61 km N of Hatillo, Puerto Rico
M6.4
95 km
20 km
Sep 24, 2019
67 km NNW of San Antonio, Puerto Rico
M6.0
136 km
10 km
Jan 11, 2020
5 km SE of Maria Antonia, Puerto Rico
M5.9
89 km
5 km
May 16, 2010
4 km E of Moca, Puerto Rico
M5.8
94 km
113 km
Jan 6, 2020
14 km S of Indios, Puerto Rico
M5.8
92 km
6 km
Jan 7, 2020
11 km S of Tallaboa, Puerto Rico
M5.6
83 km
10 km
Jan 7, 2020
0 km NW of Magas Arriba, Puerto Rico
M5.6
77 km
9 km
Dec 11, 2000
65 km N of Isabela, Puerto Rico
M5.5
121 km
53 km
Feb 4, 2008
Puerto Rico region
M5.5
101 km
15 km
May 2, 2020
6 km S of Tallaboa, Puerto Rico
M5.4
79 km
9 km
Jul 3, 2020
9 km SSE of La Parguera, Puerto Rico
M5.3
105 km
3 km
Nov 23, 1992
28 km NNW of San Antonio, Puerto Rico
M5.3
110 km
31 km
Aug 1, 1993
68 km SSE of Emajagua, Puerto Rico
M5.3
124 km
25 km
Jan 11, 2020
19 km S of Indios, Puerto Rico
M5.2
93 km
10 km
Jan 10, 2020
4 km S of Maria Antonia, Puerto Rico
M5.2
92 km
9 km
Jan 15, 2020
Puerto Rico region
M5.2
105 km
5 km
Mar 12, 2009
66 km N of Brenas, Puerto Rico
M5.1
74 km
15 km
Aug 14, 2009
92 km N of Suárez, Puerto Rico
M5.1
104 km
47 km
Sep 6, 2004
122 km NNE of Vieques, Puerto Rico
M5.1
143 km
14 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
24 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 5.
Year
Name
Category
Max Wind
Closest
2025
Erin
Category 5
161 mph
212 km
2024
Ernesto
Category 1
75 mph
196 km
2022
Fiona
Category 1
92 mph
103 km
2019
Dorian
Category 1
86 mph
89 km
2017
Maria
Category 5
173 mph
25 km
2017
Irma
Category 5
178 mph
86 km
2014
Gonzalo
Category 3
115 mph
219 km
2011
Irene
Category 1
92 mph
30 km
2010
Earl
Category 4
132 mph
160 km
2008
Omar
Category 4
132 mph
203 km
2004
Frances
Category 4
144 mph
225 km
2004
Jeanne
Category 1
81 mph
193 km
2000
Debby
Category 1
75 mph
64 km
1999
Lenny
Category 4
155 mph
186 km
1999
Jose
Category 1
75 mph
254 km
1998
Georges
Category 3
121 mph
28 km
1996
Bertha
Category 3
115 mph
96 km
1996
Hortense
Category 1
81 mph
90 km
1995
Luis
Category 4
144 mph
218 km
1995
Marilyn
Category 3
115 mph
75 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
19 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF1. Total: 1 injury.
Date
Rating
Distance
Path
Fatalities
May 1, 2022
EF1
60 km
0.4 mi
0
Aug 30, 1974
EF1
27 km
2.0 mi
0
May 5, 1969
EF1
17 km
1.5 mi
0
Aug 9, 2023
EF0
96 km
0.3 mi
0
Mar 16, 2023
EF0
43 km
0.3 mi
0
Sep 30, 2019
EF0
4 km
0.1 mi
0
Jul 27, 2019
EF0
98 km
0.5 mi
0
Mar 26, 2017
EF0
17 km
0.4 mi
0
Nov 18, 2016
EF0
32 km
0.6 mi
0
Sep 13, 2012
EF0
76 km
0.0 mi
0
Aug 7, 2011
EF0
97 km
0.8 mi
0
Aug 25, 2009
EF0
100 km
0.0 mi
0
Jun 22, 2005
EF0
99 km
0.5 mi
0
Aug 25, 2000
EF0
35 km
1.0 mi
0
Feb 23, 2000
EF0
12 km
0.2 mi
0
Sep 8, 1999
EF0
49 km
0.1 mi
0
May 1, 1995
EF0
8 km
-
0
Oct 7, 1969
EF0
96 km
1.0 mi
0
Jul 28, 1959
EF0
63 km
0.2 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
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
127 km
1918
PUERTO RICO: MONA PASSAGE
Eruption + Earthquake
6.1 m
144
111 km
1868
VIRGIN ISLANDS
Earthquake
1.5 m
-
120 km
2020
PUERTO RICO
Earthquake
0.1 m
4
85 km
1918
PUERTO RICO
Earthquake
-
-
109 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
6 wildfires (100+ acres) recorded within 100 km.
Largest: CAMPAMENTO SANTIAGO (3,927 acres, 2005).
Year
Name
Acres Burned
Distance
2005
CAMPAMENTO SANTIAGO
3,927
46 km
2007
UNNAMED
3,896
46 km
2005
UNNAMED
1,888
47 km
2005
PISTA DE SALINAS CARR 3
1,137
49 km
2005
UNNAMED
725
53 km
2013
PUERTO NEGRO
631
93 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
74°F (23°C)
5.0 in
Coldest
February
75°F (24°C)
3.1 in
Driest
March
75°F (24°C)
3.5 in
April
77°F (25°C)
4.7 in
May
79°F (26°C)
8.0 in
June
80°F (27°C)
5.4 in
July
82°F (28°C)
6.9 in
Warmest
August
81°F (27°C)
8.0 in
Wettest
September
80°F (27°C)
6.4 in
October
80°F (27°C)
6.5 in
November
78°F (26°C)
7.6 in
December
76°F (24°C)
6.6 in
Sabana Seca comunidad has a seasonal temperature swing of 9°F / from 74°F in January to 82°F in July. Total annual precipitation is 71.7 inches, with August being the wettest month (8.0") and February the driest (3.1").