San Isidro, Belize

Full City Profile

999 Population 148/sq mi density

95 ft Elevation 29 meters

78°F Avg Temperature 26°C

San Isidro has a warm climate with an average annual temperature of 78°F (26°C). Winters average 73°F in January while summers reach 80°F in July. The area gets 170 sunny days per year. Annual precipitation totals 92.1 inches. The area receives 0.0 inches of snow annually.

Temperature

73°F Jan (23°C) 80°F Jul (27°C)

Annual Average	77.9°F
	44% above US avg
January Average	73°F (23°C)
July Average	80°F (27°C)
Sunny Days	170 days/yr

Geography

Elevation	95 ft (29 m)
Area	6.7 sq mi (17.4 km²)
Population Density	148/sq mi
Coordinates	16.5116°N, 88.5447°W
Timezone	America/Belize

Precipitation & Snow

Annual Rainfall 92.1"

142% above US avg

Snowfall 0.0"

Wettest Month (Jul) 13.35"

Driest Month (Apr) 2.09"

Air Quality

Earthquake History

53 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.7. Most recent: M4.2 on Jan 22, 2025.

Jul 11, 1999	16 km N of Potrerillos, Honduras	M6.7	84 km
Jul 6, 1997	30 km NNW of Baja Mar, Honduras	M6.1	78 km
Aug 2, 2022	38 km N of Tela, Honduras	M5.4	120 km
Apr 23, 2012	28 km NNE of El Estor, Guatemala	M5.2	109 km
Aug 25, 2021	11 km NNE of Pinalejo, Honduras	M5.2	117 km
Sep 25, 2022	24 km NE of Puerto Barrios, Guatemala	M5.1	75 km
Jan 11, 2010	9 km ESE of Morales, Guatemala	M5.1	122 km
Jun 6, 2009	38 km NE of Baja Mar, Honduras	M5.0	103 km
Dec 31, 2009	26 km NNE of Tela, Honduras	M4.8	135 km
Feb 1, 1991	20 km NNE of Baja Mar, Honduras	M4.8	97 km
May 28, 2009	59 km N of Tela, Honduras	M4.8	124 km
Jul 11, 1999	11 km N of Puerto Barrios, Guatemala	M4.8	76 km
Jun 10, 2016	70 km W of Sandy Bay, Honduras	M4.7	142 km
Mar 27, 2007	11 km SSE of Río Chiquito, Honduras	M4.6	115 km
Oct 18, 2009	19 km NNW of Omoa, Honduras	M4.6	80 km
Dec 18, 1990	11 km N of Mezapa, Honduras	M4.6	133 km
Jul 19, 1999	2 km NW of Potrerillos, Honduras	M4.6	98 km
May 30, 2009	32 km NNE of Baja Mar, Honduras	M4.6	98 km
Feb 15, 1992	32 km E of Punta Gorda, Belize	M4.5	47 km
Jul 11, 1999	4 km S of San Marcos, Honduras	M4.5	140 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

9 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5.

Year	Name	Category	Closest
2022	Lisa	Category 1	102 km
2020	Nana	Category 1	41 km
2016	Earl	Category 1	102 km
2012	Ernesto	Category 2	256 km
2010	Richard	Category 2	81 km
2007	Dean	Category 5	256 km
2001	Iris	Category 4	28 km
2000	Keith	Category 4	145 km
1998	Mitch	Category 2	294 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1856	BAY OF HONDURAS	Eruption + Earthquake	5.0 m	—	81 km
1976	GUATEMALA	Earthquake	0.1 m	23,000	145 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Yojoa, Lake (181 km).

Name	Type	Elevation	Last Eruption	Distance
Yojoa, Lake	Volcanic field	1,090 m (3,576 ft)	Unknown	181 km
Utila Island	Pyroclastic cone(s)	74 m (243 ft)	Unknown	183 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	73°F (23°C)	5.6 in	Coldest
February	75°F (24°C)	2.6 in
March	77°F (25°C)	2.6 in
April	80°F (27°C)	2.1 in	Driest
May	81°F (27°C)	4.3 in
June	81°F (27°C)	11.7 in	Warmest
July	80°F (27°C)	13.4 in	Wettest
August	80°F (27°C)	12.6 in
September	80°F (27°C)	12.5 in
October	79°F (26°C)	11.0 in
November	75°F (24°C)	7.5 in
December	74°F (23°C)	6.1 in

San Isidro has a seasonal temperature swing of 8°F / from 73°F in January to 81°F in June. Total annual precipitation is 92.1 inches, with July being the wettest month (13.4") and April the driest (2.1").

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