Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lomas del Pedregal enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 55°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 314 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 11.9 inches (drier than the 38-inch national average). The city sits at an elevation of 673 feet.
Temperature
55°F Jan (13°C)74°F Jul (24°C)
Annual Average
63.5°F
18% above US avg
January Average
55°F (13°C)
July Average
74°F (24°C)
Sunny Days
314 days/yr
Geography
Elevation
673 ft (205 m)
Area
787.0 sq mi (2,038.4 km²)
Population Density
1/sq mi
Coordinates
32.4889°N, 116.7942°W
Timezone
America/Tijuana
Precipitation & Snow
Annual Rainfall11.9"
69% below US avg
Snowfall0.0"
Wettest Month (Jan)2.28"
Driest Month (Jun)0.04"
Air Quality
Earthquake History
9,669 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M7.2.
Apr 4, 2010
The 2010 Sierra El Mayor, B.C., Mexico Earthquake
M7.2
143 km
10 km
Jun 15, 2010
8km ESE of Ocotillo, CA
M5.7
86 km
9 km
Feb 22, 2002
13km WSW of Delta, B.C., MX
M5.7
140 km
7 km
Apr 4, 2010
9km SW of Delta, B.C., MX
M5.4
146 km
10 km
Jul 7, 2010
20km NNW of Borrego Springs, CA
M5.4
108 km
12 km
Aug 26, 2012
4km NNW of Brawley, CA
M5.4
131 km
8 km
Apr 4, 2010
12km WNW of Alberto Oviedo Mota, B.C., MX
M5.4
143 km
10 km
May 24, 2006
6km SSW of Delta, B.C., MX
M5.4
148 km
6 km
Dec 3, 1991
71km E of Maneadero, B.C., MX
M5.3
122 km
6 km
Aug 26, 2012
5km NNW of Brawley, CA
M5.3
130 km
8 km
Apr 8, 2010
12km SW of Alberto Oviedo Mota, B.C., MX
M5.3
148 km
10 km
Mar 23, 1994
35km E of Maneadero, B.C., MX
M5.3
101 km
5 km
Apr 4, 2010
15km SSW of Progreso, B.C., MX
M5.3
109 km
10 km
Jun 5, 2021
11km W of Calipatria, CA
M5.3
130 km
6 km
Apr 14, 2025
5 km S of Julian, CA
M5.2
64 km
14 km
Jun 12, 2005
10km ESE of Anza, CA
M5.2
118 km
13 km
Jun 10, 2016
20km NNW of Borrego Springs, CA
M5.2
110 km
12 km
Feb 9, 2008
8km W of Delta, B.C., MX
M5.1
143 km
6 km
Feb 11, 2008
7km WSW of Delta, B.C., MX
M5.1
145 km
6 km
Sep 19, 2009
7km WNW of Delta, B.C., MX
M5.1
145 km
10 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
Highest wave on record: 1.2 m (4 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1862
S. CALIFORNIA
Eruption + Earthquake
1.2 m
—
45 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km.
Closest: Salton Buttes (135 km).
Name
Type
Elevation
Last Eruption
Distance
Salton Buttes
Lava dome(s)
-40 m (-131 ft)
210
135 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: CEDAR (268,362 acres, 2003).
Year
Name
Acres Burned
Distance
2003
CEDAR
268,362
50 km
2007
WITCH
167,551
66 km
2007
HARRIS
90,443
18 km
2002
PINES
65,407
76 km
2003
PARADISE
55,995
80 km
2007
POOMACHA
47,496
91 km
2003
MINE/OTAY
37,232
16 km
1993
GUEJITO
17,141
72 km
2006
HORSE
16,659
31 km
2020
VALLEY
16,517
29 km
2011
EAGLE
14,743
96 km
1996
OTAY 322
12,238
14 km
2012
WILSON
12,048
84 km
2001
VIEJAS
10,942
35 km
1987
PALOMAR
10,256
96 km
1995
SYCAMORE
9,626
15 km
2012
STEWART
9,501
77 km
1996
HARMONY
9,289
77 km
2004
MATAGUAY
9,087
82 km
1995
EL MONTE
8,482
47 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
55°F (13°C)
2.3 in
Coldest, Wettest
February
55°F (13°C)
2.2 in
March
56°F (13°C)
2.2 in
April
60°F (15°C)
0.9 in
May
63°F (17°C)
0.2 in
June
69°F (21°C)
0.0 in
Driest
July
74°F (24°C)
0.1 in
August
76°F (24°C)
0.2 in
Warmest
September
73°F (23°C)
0.3 in
October
67°F (20°C)
0.5 in
November
60°F (16°C)
1.3 in
December
55°F (13°C)
1.7 in
Lomas del Pedregal has a seasonal temperature swing of 21°F / from 55°F in January to 76°F in August. Total annual precipitation is 11.9 inches, with January being the wettest month (2.3") and June the driest (0.0").