San Isidro, Philippines
Cagayan Valley · Philippines
San Isidro is a mid-size city in Cagayan Valley, Philippines with a population of 91,320. Elevation: 256 ft (78 m). Average temperature: 80°F (27°C).
Population source: Wikidata (dated census and official estimates), GeoNames. Climate: WorldClim 2.1 normals (1970-2000), NASA POWER. Updated August 2026
Discover San Isidro, Philippines
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About San Isidro
Echague, officially the Municipality of Echague, is a municipality in the province of Isabela, Philippines. According to the 2024 census, it has a population of 91,320 people.
People
Climate
| Population | 91,320 |
| Population Density | 299 / sq mi |
| Elevation | 256 ft (78 m) |
| Coordinates | 16.7333°, 121.6167° |
| Timezone | Asia/Manila |
| Country | 🇵🇭 Philippines |
| State / Province | Cagayan Valley |
| Average Temperature | 80°F (27°C) |
| January Average | 71°F (22°C) |
| July Average | 83°F (28°C) |
| Annual Precipitation | 112.3 inches (2,853 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About San Isidro
San Isidro is a mid-size city in Philippines (Cagayan Valley) with a population of 91,320. The city sits at an elevation of 256 feet (78 meters) above sea level. The average annual temperature is 80°F (27°C). Temperatures range from 71°F in January to 83°F in July. Annual precipitation averages 112.3 inches. The timezone is Asia/Manila.
Climate in San Isidro
San Isidro has an average annual temperature of 25.3°C (78°F). The hottest month is May (27.3°C), the coldest is Jan (22.2°C). Average annual precipitation is 3116 mm.
Temperature
| Annual Average | 80.1°F |
| 48% above Philippines avg | |
| January Average | 71°F (22°C) |
| July Average | 83°F (28°C) |
Geography
| Elevation | 256 ft (78 m) |
| Area | 305.1 sq mi (790.1 km²) |
| Population Density | 299/sq mi |
| Coordinates | 16.7333°N, 121.6167°E |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.3 m (14 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1970 | PHILIPPINE SEA | Earthquake | 4.3 m | 15 | 107 km |
| 1990 | W. LUZON ISLAND | Earthquake | 2.0 m | 2,412 | 127 km |
| 1968 | E. LUZON ISLAND | Earthquake | 0.2 m | 270 | 67 km |
| 2022 | N. LUZON ISLAND | Earthquake | 0.1 m | 11 | 122 km |
| 1880 | E. LUZON ISLAND | Eruption + Earthquake | - | 20 | 85 km |
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Ambalatungan Group (85 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ambalatungan Group | Compound | 2,329 m (7,641 ft) | Unknown | 85 km |
| Cagua | Stratovolcano | 1,133 m (3,717 ft) | 1860 | 174 km |
| Arayat | Stratovolcano | 1,026 m (3,366 ft) | Unknown | 195 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 71°F (22°C) | 2.2 in | Coldest |
| February | 76°F (24°C) | 2.1 in | Driest |
| March | 80°F (26°C) | 2.3 in | |
| April | 82°F (28°C) | 3.1 in | |
| May | 84°F (29°C) | 6.1 in | |
| June | 84°F (29°C) | 5.4 in | Warmest |
| July | 83°F (28°C) | 7.5 in | |
| August | 82°F (28°C) | 8.4 in | |
| September | 82°F (28°C) | 9.7 in | |
| October | 80°F (27°C) | 10.7 in | Wettest |
| November | 78°F (26°C) | 10.7 in | |
| December | 76°F (24°C) | 7.2 in |
San Isidro has a seasonal temperature swing of 13°F / from 71°F in January to 84°F in June. Total annual precipitation is 75.4 inches, with October being the wettest month (10.7") and February the driest (2.1").
Schools in San Isidro
13 public schools (OpenStreetMap data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Salvador Integrated School | - | - | - | - |
| San Isidro National High School | - | - | - | - |
| Bonifacio Elementary School | - | - | - | - |
| Bagong Sikat Elementary School | - | - | - | - |
| San Isidro East Central School | - | - | - | - |
| Gud Elementary School | - | - | - | - |
| Villaflor Elementary School | - | - | - | - |
| Nagbukel Elementary School | - | - | - | - |
| San Isidro West Central School | - | - | - | - |
| Capayacan Elementary School | - | - | - | - |
| Dona Paulina Elementary School | - | - | - | - |
| Camarag Elementary School | - | - | - | - |
| Cebu Integrated School | - | - | - | - |
Radio Stations near San Isidro
5 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Star FM Baguio | - | AAC | |
| Love Radio Santiago | - | MP3 64 kbps | |
| Radyo Natin Santiago | - | AAC 64 kbps | |
| Love Radio Santiago (M3U) | - | MP3 64 kbps | |
| Radyo Natin Candon | - | AAC 64 kbps |
Museums in San Isidro
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Balay ti Santiago |
Libraries in San Isidro
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| College of Engineering Library | 0.0 | |||||
| Cyber Library | 0.0 | |||||
| Graduate School Library | 0.0 | |||||
| Main Library | 0.0 | |||||
| Municipal Library | 0.0 | |||||
| Quirino Provincial Library | 0.0 |
Farmers Markets in San Isidro
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Aglipay Public Market | |||||
| Alicia Public Market | |||||
| Cabarroguis Public Market | |||||
| Cabatuan Public Market | |||||
| Cauayan City Public Market | |||||
| Cordon Public Market | |||||
| Diadi Public Market | |||||
| DON ANTONIO A. VALLEJO PUBLIC MARKET | |||||
| Echague Public Market | |||||
| Echague Public Market | |||||
| Public Market | |||||
| Ramon Isabela Public Market | |||||
| Saguday Public Market | |||||
| San Guillermo Public Market | |||||
| San Mateo Public Market |
Airports Near San Isidro
8 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Cauayan Airport | CYZ | Medium Airport |
| Bagabag Airport | - | Small Airport |
| Bicobian Bay Airstrip | - | Small Airport |
| Casiguran Airport | CGG | Small Airport |
| Cordon Airport | - | Small Airport |
| Dilasag Airport | DSG | Small Airport |
| Dinapigue Airstrip | - | Small Airport |
| Maconacon Airstrip | - | Small Airport |
Quick Facts
🇵🇭 About Philippines
Public Holidays in Philippines
18 public holidays this year
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Get ReportFrequently Asked Questions About San Isidro
What is the population of San Isidro?
San Isidro has a population of 91,320 residents and is located in Philippines. The population density is 299 people per square mile, spread across 305.1 square miles.
What is the weather like in San Isidro?
San Isidro has a warm climate with an average annual temperature of 80°F (27°C). Winter temperatures average 71°F in January, while summers reach an average of 83°F in July. Annual rainfall totals 112.3 inches.
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