San Fernano, Peru

Full City Profile

2,173 Population 29/sq mi density

2,707 ft Elevation 825 meters

57°F Avg Temperature 14°C

San Fernano enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 51°F in January while summers reach 56°F in July. The area gets 328 sunny days per year. Annual precipitation totals 102.6 inches. The area receives 0.0 inches of snow annually.

Temperature

51°F Jan (10°C) 56°F Jul (13°C)

Annual Average	56.6°F
	5% above US avg
January Average	51°F (10°C)
July Average	56°F (13°C)
Sunny Days	328 days/yr

Geography

Elevation	2,707 ft (825 m)
Area	75.6 sq mi (195.8 km²)
Population Density	29/sq mi
Coordinates	-5.9014°N, 77.2708°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 102.6"

170% above US avg

Snowfall 0.0"

Wettest Month (Mar) 6.30"

Driest Month (Jul) 2.80"

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	22 km
May 30, 1990	6 km ESE of Segunda Jerusalén - Azunguillo, Peru	M6.6	14 km
Apr 4, 1991	4 km ENE of Rioja, Peru	M6.5	22 km
Sep 10, 2016	51 km N of Moyobamba, Peru	M6.1	51 km
May 19, 2010	83 km NNE of Yambrasbamba, Peru	M6.0	96 km
Jan 20, 1994	9 km WNW of Moyobamba, Peru	M5.8	27 km
May 30, 1990	6 km NE of Rioja, Peru	M5.7	21 km
Apr 29, 2000	30 km S of Soritor, Peru	M5.7	61 km
Feb 12, 1995	15 km N of Yurimaguas, Peru	M5.6	130 km
Jun 9, 1990	3 km E of Rioja, Peru	M5.5	23 km
Apr 5, 1991	20 km NNW of Segunda Jerusalén - Azunguillo, Peru	M5.5	13 km
Oct 25, 2012	5 km ESE of Yurimaguas, Peru	M5.4	132 km
May 7, 2020	47 km NE of Moyobamba, Peru	M5.3	68 km
Jun 6, 1990	9 km SSW of Rioja, Peru	M5.3	26 km
Jul 23, 1997	29 km SE of Yurimaguas, Peru	M5.3	148 km
Aug 6, 2002	58 km S of Barranca, Peru	M5.3	95 km
Apr 4, 1991	11 km NE of Rioja, Peru	M5.2	23 km
Sep 29, 2004	48 km NNE of Segunda Jerusalén - Azunguillo, Peru	M5.2	39 km
Jul 25, 2011	57 km S of Barranca, Peru	M5.2	96 km
Jul 29, 2002	northern Peru	M5.2	130 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	51°F (10°C)	5.0 in	Coldest
February	72°F (22°C)	4.7 in
March	72°F (22°C)	6.3 in	Wettest
April	73°F (23°C)	5.7 in
May	72°F (22°C)	4.1 in
June	72°F (22°C)	3.4 in
July	56°F (13°C)	2.8 in	Driest
August	71°F (22°C)	2.9 in
September	72°F (22°C)	4.0 in
October	73°F (23°C)	5.2 in
November	73°F (23°C)	4.9 in	Warmest
December	73°F (23°C)	4.5 in

San Fernano has a seasonal temperature swing of 22°F / from 51°F in January to 73°F in November. Total annual precipitation is 53.5 inches, with March being the wettest month (6.3") and July the driest (2.8").

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