Alto Mayo, Peru

Full City Profile

548 Population 7/sq mi density

2,890 ft Elevation 881 meters

73°F Avg Temperature 23°C

Alto Mayo has a warm climate with an average annual temperature of 73°F (23°C). Winters average 74°F in January while summers reach 72°F in July. The area gets 240 sunny days per year. Annual precipitation totals 53.2 inches. The area receives 0.0 inches of snow annually.

Temperature

74°F Jan (23°C) 72°F Jul (22°C)

Annual Average	73.2°F
	36% above US avg
January Average	74°F (23°C)
July Average	72°F (22°C)
Sunny Days	240 days/yr

Geography

Elevation	2,890 ft (881 m)
Area	75.6 sq mi (195.8 km²)
Population Density	7/sq mi
Coordinates	-5.6983°N, 77.4719°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 53.2"

40% above US avg

Snowfall 0.0"

Wettest Month (Mar) 5.87"

Driest Month (Jul) 2.99"

Air Quality

Earthquake History

224 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.1. Most recent: M5.1 on Jul 6, 2025.

Apr 5, 1991	11 km NE of Rioja, Peru	M7.1	52 km
May 30, 1990	6 km ESE of Segunda Jerusalén - Azunguillo, Peru	M6.6	44 km
Apr 4, 1991	4 km ENE of Rioja, Peru	M6.5	54 km
Feb 3, 2022	49 km NW of Barranca, Peru	M6.5	150 km
Sep 10, 2016	51 km N of Moyobamba, Peru	M6.1	59 km
May 19, 2010	83 km NNE of Yambrasbamba, Peru	M6.0	69 km
Jan 20, 1994	9 km WNW of Moyobamba, Peru	M5.8	57 km
Apr 29, 2000	30 km S of Soritor, Peru	M5.7	91 km
May 30, 1990	6 km NE of Rioja, Peru	M5.7	52 km
Jun 9, 1990	3 km E of Rioja, Peru	M5.5	55 km
Apr 5, 1991	20 km NNW of Segunda Jerusalén - Azunguillo, Peru	M5.5	19 km
Jun 6, 1990	9 km SSW of Rioja, Peru	M5.3	56 km
May 7, 2020	47 km NE of Moyobamba, Peru	M5.3	87 km
Aug 17, 1992	114 km NNE of La Peca, Peru	M5.3	126 km
Aug 6, 2002	58 km S of Barranca, Peru	M5.3	102 km
Apr 4, 1991	11 km NE of Rioja, Peru	M5.2	55 km
Apr 5, 1991	6 km WNW of Jepelacio, Peru	M5.2	68 km
Jun 26, 2010	63 km WNW of Barranca, Peru	M5.2	115 km
Apr 12, 1991	32 km NNW of Moyobamba, Peru	M5.2	47 km
Sep 29, 2004	48 km NNE of Segunda Jerusalén - Azunguillo, Peru	M5.2	44 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	74°F (23°C)	5.0 in
February	73°F (23°C)	4.4 in
March	73°F (23°C)	5.9 in	Wettest
April	74°F (23°C)	5.5 in
May	73°F (23°C)	4.5 in
June	73°F (23°C)	3.7 in
July	72°F (22°C)	3.0 in	Coldest, Driest
August	72°F (22°C)	3.0 in
September	73°F (23°C)	3.9 in
October	73°F (23°C)	4.9 in
November	74°F (23°C)	4.9 in	Warmest
December	74°F (23°C)	4.6 in

Alto Mayo has a seasonal temperature swing of 2°F / from 72°F in July to 74°F in November. Total annual precipitation is 53.2 inches, with March being the wettest month (5.9") and July the driest (3.0").

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