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San Isidro, Mexico

Full City Profile

1,606 Population 1/sq mi density
36 ft Elevation 11 meters
77°F Avg Temperature 25°C
San Isidro has a warm climate with an average annual temperature of 77°F (25°C). Winters average 65°F in January while summers reach 88°F in July. The area gets 311 sunny days per year. Annual precipitation totals 13.7 inches. The area receives 0.0 inches of snow annually.

Temperature

65°F Jan (18°C) 88°F Jul (31°C)
Annual Average76.7°F
42% above US avg
January Average65°F (18°C)
July Average88°F (31°C)
Sunny Days311 days/yr

Geography

Elevation36 ft (11 m)
Area1,840.2 sq mi (4,766.1 km²)
Population Density1/sq mi
Coordinates25.9772°N, 109.2511°W
TimezoneAmerica/Mazatlan

Precipitation & Snow

Annual Rainfall 13.7"
64% below US avg
Snowfall 0.0"
Wettest Month (Aug) 3.90"
Driest Month (Apr) 0.04"

Air Quality

Earthquake History

278 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.7. Most recent: M4.9 on Aug 17, 2025.

Sep 13, 2015 95 km SW of Topolobampo, Mexico M6.7 124 km
Oct 19, 2013 98 km SW of Etchoropo, Mexico M6.6 108 km
Aug 28, 1995 95 km SW of Etchoropo, Mexico M6.6 104 km
Mar 12, 2003 87 km SW of Paredón Colorado, Mexico M6.4 148 km
Mar 16, 1990 72 km SSW of El Huitusi, Mexico M6.1 122 km
Jul 26, 2011 73 km SW of Topolobampo, Mexico M6.0 101 km
Jul 3, 2009 82 km SSW of Campo Pesquero el Colorado, Mexico M6.0 107 km
Mar 13, 2007 85 km ENE of Loreto, Mexico M6.0 132 km
Feb 25, 2007 94 km E of Loreto, Mexico M5.9 118 km
Oct 8, 2012 74 km SW of Topolobampo, Mexico M5.9 100 km
Mar 19, 1996 71 km SSW of Topolobampo, Mexico M5.8 108 km
Mar 29, 2017 71 km WSW of Las Grullas Margen Derecha, Mexico M5.7 83 km
Jan 13, 2013 76 km W of Las Grullas Margen Derecha, Mexico M5.7 86 km
Mar 18, 1994 86 km SSW of El Huitusi, Mexico M5.7 133 km
Mar 12, 2011 79 km SW of Campo Pesquero el Colorado, Mexico M5.6 103 km
May 12, 1994 63 km SSW of Topolobampo, Mexico M5.6 101 km
Sep 13, 2015 99 km SSW of Topolobampo, Mexico M5.6 133 km
Dec 26, 1991 62 km SW of Campo Pesquero el Colorado, Mexico M5.6 87 km
Feb 22, 2005 66 km W of Campo Pesquero el Colorado, Mexico M5.6 80 km
Apr 15, 2003 73 km SSW of Topolobampo, Mexico M5.5 107 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

20 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3. Most recent: Olaf (2021).

Year Name Category Closest
2021 Olaf Category 1 292 km
2019 Lorena Category 1 238 km
2016 Newton Category 1 247 km
2014 Odile Category 3 246 km
2013 Manuel Category 1 182 km
2008 Norbert Category 2 59 km
2007 Henriette Category 1 122 km
2006 Lane Category 3 242 km
2006 John Category 2 226 km
2003 Ignacio Category 2 210 km
2003 Marty Category 1 168 km
1998 Isis Category 1 101 km
1996 Fausto Category 1 47 km
1995 Ismael Category 1 45 km
1993 Lidia Category 2 249 km
1989 Kiko Category 3 257 km
1986 Paine Category 1 117 km
1986 Newton Category 1 66 km
1985 Waldo Category 1 288 km
1982 Paul Category 2 40 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 65°F (18°C) 0.7 in Coldest
February 67°F (19°C) 0.3 in
March 70°F (21°C) 0.1 in
April 74°F (23°C) 0.0 in Driest
May 78°F (26°C) 0.0 in
June 85°F (29°C) 0.2 in
July 88°F (31°C) 2.1 in Warmest
August 87°F (31°C) 3.9 in Wettest
September 86°F (30°C) 3.4 in
October 82°F (28°C) 1.3 in
November 73°F (23°C) 0.9 in
December 66°F (19°C) 0.9 in

San Isidro has a seasonal temperature swing of 23°F / from 65°F in January to 88°F in July. Total annual precipitation is 13.7 inches, with August being the wettest month (3.9") and April the driest (0.0").

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