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Primero de Mayo, Mexico

Full City Profile

3,710 Population 111/sq mi density
43 ft Elevation 13 meters
77°F Avg Temperature 25°C
Primero de Mayo 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 310 sunny days per year. Annual precipitation totals 14.1 inches. The area receives 0.0 inches of snow annually.

Temperature

65°F Jan (18°C) 88°F Jul (31°C)
Annual Average77.0°F
43% above US avg
January Average65°F (18°C)
July Average88°F (31°C)
Sunny Days310 days/yr

Geography

Elevation43 ft (13 m)
Area33.5 sq mi (86.7 km²)
Population Density111/sq mi
Coordinates25.7399°N, 108.9348°W
TimezoneAmerica/Mazatlan

Precipitation & Snow

Annual Rainfall 14.1"
63% below US avg
Snowfall 0.0"
Wettest Month (Aug) 3.86"
Driest Month (Apr) 0.04"

Air Quality

Earthquake History

229 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 M6.7 115 km
Oct 19, 2013 98 km SW of Etchoropo, Mexico M6.6 144 km
Aug 28, 1995 95 km SW of Etchoropo, Mexico M6.6 141 km
Mar 16, 1990 72 km SSW of El Huitusi, Mexico M6.1 94 km
Jul 26, 2011 73 km SW of Topolobampo, Mexico M6.0 93 km
Jul 3, 2009 82 km SSW of Campo Pesquero el Colorado, Mexico M6.0 107 km
Oct 8, 2012 74 km SW of Topolobampo, Mexico M5.9 94 km
Mar 19, 1996 71 km SSW of Topolobampo, Mexico M5.8 91 km
Mar 29, 2017 71 km WSW of Las Grullas Margen Derecha, Mexico M5.7 109 km
Jan 13, 2013 76 km W of Las Grullas Margen Derecha, Mexico M5.7 118 km
Mar 18, 1994 86 km SSW of El Huitusi, Mexico M5.7 107 km
May 12, 1994 63 km SSW of Topolobampo, Mexico M5.6 83 km
Sep 13, 2015 99 km SSW of Topolobampo, Mexico M5.6 119 km
Mar 12, 2011 79 km SW of Campo Pesquero el Colorado, Mexico M5.6 107 km
Feb 22, 2005 66 km W of Campo Pesquero el Colorado, Mexico M5.6 104 km
Dec 26, 1991 62 km SW of Campo Pesquero el Colorado, Mexico M5.6 90 km
Apr 15, 2003 73 km SSW of Topolobampo, Mexico M5.5 93 km
Mar 12, 2011 64 km SW of Campo Pesquero el Colorado, Mexico M5.4 93 km
Jul 28, 1997 55 km SW of Campo Pesquero el Colorado, Mexico M5.4 83 km
Jan 13, 2013 79 km W of Las Grullas Margen Derecha, Mexico M5.4 119 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 1 289 km
2019 Lorena Category 1 222 km
2016 Newton Category 1 265 km
2014 Odile Category 3 259 km
2013 Manuel Category 1 141 km
2008 Norbert Category 2 99 km
2007 Henriette Category 1 148 km
2006 Lane Category 3 201 km
2006 John Category 2 232 km
2003 Ignacio Category 2 202 km
2003 Marty Category 1 187 km
1998 Isis Category 1 71 km
1996 Fausto Category 1 67 km
1995 Ismael Category 1 23 km
1993 Lidia Category 2 208 km
1989 Kiko Category 3 245 km
1986 Paine Category 2 79 km
1986 Newton Category 1 97 km
1985 Waldo Category 2 249 km
1982 Paul Category 2 8 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 65°F (18°C) 0.6 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 79°F (26°C) 0.0 in
June 86°F (30°C) 0.2 in
July 88°F (31°C) 2.5 in Warmest
August 88°F (31°C) 3.9 in Wettest
September 87°F (30°C) 3.5 in
October 83°F (28°C) 1.3 in
November 73°F (23°C) 0.8 in
December 66°F (19°C) 0.8 in

Primero de Mayo has a seasonal temperature swing of 24°F / from 65°F in January to 88°F in July. Total annual precipitation is 14.2 inches, with August being the wettest month (3.9") and April the driest (0.0").

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