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Diamantina, Philippines

Cagayan Valley · Philippines

Diamantina is a small town in Cagayan Valley, Philippines with a population of 2,367. Elevation: 236 ft (72 m). Average temperature: 80°F (27°C).

2,367 Population 1/sq mi density
236 ft Elevation 72 meters
80°F Avg Temperature 27°C
74.6 in Annual Rain
Asia / Manila Timezone

Discover Diamantina, Philippines

Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
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Full City Profile

About Diamantina

Diamantina

San Mateo , officially the Municipality of San Mateo, is a municipality in the province of Isabela, Philippines. According to the 2024 census, it has a population of 67,433 people.

People

Population2,367
Density1/mi²

Climate

Avg Temp80°F (27°C)
Rain74.6 in/yr
Sunny Days201/yr
Elevation236 ft (72 m)
Population2,367
Population Density1 / sq mi
Elevation236 ft (72 m)
Coordinates16.9180°, 121.6267°
TimezoneAsia/Manila
Country🇵🇭 Philippines
State / ProvinceCagayan Valley
Average Temperature80°F (27°C)
January Average74°F (24°C)
July Average83°F (28°C)
Annual Precipitation74.6 inches (1,894 mm)
Annual Snowfall0.0 inches (0 cm)

About Diamantina

Diamantina is a small town in Philippines (Cagayan Valley) with a population of 2,367. The city sits at an elevation of 236 feet (72 meters) above sea level. The average annual temperature is 80°F (27°C). Temperatures range from 74°F in January to 83°F in July. Annual precipitation averages 74.6 inches. The timezone is Asia/Manila.

Diamantina has a warm climate with an average annual temperature of 80°F (27°C). Winters average 74°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 201 sunny days per year. Annual precipitation totals 74.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 236 feet.

Temperature

74°F Jan (24°C) 83°F Jul (28°C)
Annual Average80.0°F
48% above Philippines avg
January Average74°F (24°C)
July Average83°F (28°C)
Sunny Days201 days/yr

Geography

Elevation236 ft (72 m)
Area4,658.6 sq mi (12,065.7 km²)
Population Density1/sq mi
Coordinates16.9180°N, 121.6267°W
TimezoneAsia/Manila

Precipitation & Snow

Annual Rainfall 74.6"
96% above Philippines avg
Snowfall 0.0"
Wettest Month (Oct) 10.79"
Driest Month (Jan) 1.85"

Air Quality

Earthquake History

515 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.7. Most recent: M4.7 on Aug 11, 2025.

Jul 16, 1990 4 km E of Macapsing, Philippines M7.7 146 km
Jul 27, 2022 11 km NE of Bantay, Philippines M7.0 109 km
Jul 17, 1990 14 km NNW of Salinas, Philippines M6.5 83 km
Mar 19, 1992 7 km NNW of Besao, Philippines M6.3 89 km
Jul 17, 1990 10 km ESE of Ambuclao, Philippines M6.1 100 km
Nov 20, 1996 3 km ENE of Taloy, Philippines M5.9 133 km
Jul 20, 1990 8 km WNW of Salinas, Philippines M5.8 94 km
Jun 19, 2000 4 km WNW of Santa Maria, Philippines M5.7 130 km
Jul 18, 2000 15 km ESE of Espiritu, Philippines M5.7 142 km
Jul 21, 1990 11 km WNW of Salinas, Philippines M5.7 95 km
Jan 13, 2008 4 km SSE of Bontoc, Philippines M5.7 69 km
Jul 16, 1990 2 km NNE of Caronoan West, Philippines M5.7 143 km
Jul 18, 1990 13 km WNW of Busilak, Philippines M5.6 80 km
Jul 23, 1990 6 km S of Loacan, Philippines M5.6 114 km
Jul 16, 1990 2 km N of Halog West, Philippines M5.6 142 km
Jul 16, 1990 19 km NNW of Salinas, Philippines M5.6 86 km
Jan 12, 2001 19 km SE of Bantay, Philippines M5.5 89 km
May 2, 1996 4 km SE of Labayug, Philippines M5.5 140 km
Jul 16, 1990 2 km SSE of Lloren, Philippines M5.4 143 km
Jul 17, 1990 1 km WNW of Bone South, Philippines M5.4 101 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Ragasa Category 5 265 km
2025 Fung-wong Category 4 93 km
2025 Co-may Category 1 244 km
2025 Matmo Category 1 31 km
2024 Yinxing Category 4 188 km
2024 Man-yi Category 4 97 km
2024 Usagi Category 4 120 km
2024 Ewiniar Category 2 171 km
2024 Toraji Category 1 36 km
2023 Saola Category 5 136 km
2023 Doksuri Category 4 222 km
2022 Noru Category 5 193 km
2022 Ma-on Category 1 89 km
2021 Chanthu Category 5 222 km
2020 Vamco Category 3 205 km
2019 Kalmaegi Category 2 186 km
2018 Mangkhut Category 5 123 km
2018 Yutu Category 4 24 km
2016 Sarika Category 4 135 km
2016 Haima Category 4 98 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

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 15 127 km
1990 W. LUZON ISLAND Earthquake 2.0 m 2,412 146 km
1968 E. LUZON ISLAND Earthquake 0.2 m 270 77 km
2022 N. LUZON ISLAND Earthquake 0.1 m 11 109 km
1880 E. LUZON ISLAND Eruption + Earthquake 20 105 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Ambalatungan Group (72 km).

Name Type Elevation Last Eruption Distance
Ambalatungan Group Compound 2,329 m (7,641 ft) Unknown 72 km
Cagua Stratovolcano 1,133 m (3,717 ft) 1860 154 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 74°F (24°C) 1.9 in Coldest, Driest
February 76°F (24°C) 1.9 in
March 80°F (27°C) 2.0 in
April 83°F (28°C) 2.9 in
May 84°F (29°C) 5.9 in Warmest
June 84°F (29°C) 6.3 in
July 83°F (28°C) 7.7 in
August 82°F (28°C) 8.9 in
September 82°F (28°C) 9.8 in
October 80°F (27°C) 10.8 in Wettest
November 78°F (26°C) 10.4 in
December 76°F (24°C) 6.3 in

Diamantina has a seasonal temperature swing of 10°F / from 74°F in January to 84°F in May. Total annual precipitation is 74.6 inches, with October being the wettest month (10.8") and January the driest (1.9").

View full weather details →

Schools in Diamantina

13 public schools (NCES 2022-23 data).

School Level Enrollment Teachers Student/Teacher
Rang-ay Elementary School
L.B.G. Tandul Elementary School
Bannawag Elementary School
Marasat Pequeño Elementary School
Culing del Corpuz Elementary School
Calaocan Elementary School
Namnama Elementary School
San Antonio Elementary School
San Mateo Vocational and Industrial High School
Villa Gamiao Elementary School
Del Corpuz - Ramento Elementary School
Luis & Fe Gomez National High School
Salvador M. Gomez Memorial Elementary School
View full schools details →

Radio Stations near Diamantina

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 Diamantina

NameTypeAddressPhoneAnnual Revenue
Balay ti Santiago

Libraries in Diamantina

NameAddressStaffAnnual VisitsCirculationCollectionPrograms
College of Engineering Library0.0
Cyber Library0.0
Graduate School Library0.0
Main Library0.0
Municipal Library0.0

Farmers Markets in Diamantina

NameAddressSeasonHoursOrganicWebsite
Alicia Public Market
Aurora Public Market
Cabatuan Public Market
Cauayan City Public Market
Cordon Public Market
Echague Public Market
Echague Public Market
Naguilian Public Market
Public Market
Ramon Isabela Public Market
Roxas Public Market
San Guillermo Public Market
San Manuel Public Market
San Manuel Public Market
San Manuel Public Market
San Mateo Public Market

Restaurants in Diamantina

5 restaurants within city radius — OpenStreetMap data

El Grande Overload
Goto Mami
Teban's
Tomgoot's
Zhel's

Gas Stations in Diamantina

1 gas stations within city radius — OpenStreetMap data

F1 Gas Station

Stadiums & Teams in Diamantina

TeamLeagueDivision

Airports Near Diamantina

9 airports within the area.

AirportIATAType
Cauayan AirportCYZMedium Airport
Tuguegarao AirportTUGMedium Airport
Bagabag AirportSmall Airport
Bicobian Bay AirstripSmall Airport
Casiguran AirportCGGSmall Airport
Cordon AirportSmall Airport
Dilasag AirportDSGSmall Airport
Dinapigue AirstripSmall Airport
Maconacon AirstripSmall Airport

Quick Facts

Timezone
Asia/Manila
Elevation
82 m (269 ft)
Area
120.6 km² (46.6 mi²)
Postal Code
3318
Website
sanmateo-isabela.gov.ph/

🇵🇭 About Philippines

Capital Manila
Population 106,651,922
Area 300,000 km²
GDP (USD) $437,055,627,244
GDP per capita $3,804
HDI 0.710
Life expectancy 69.8 years
Internet users 83.8%
Urban population 55.1%
Currency PHP (Peso)
Languages English, Filipino
Calling code +63
TLD .ph
Driving side right

Public Holidays in Philippines

18 public holidays this year

Date Holiday Local Name
Jan 1 New Year's Day Bagong Taon
Feb 17 Chinese New Year Chinese New Year
Apr 2 Maundy Thursday Huwebes Santo
Apr 3 Good Friday Biyernes Santo
Apr 4 Holy Saturday Sabado de Gloria
Apr 9 Day of Valor Araw ng Kagitingan
May 1 Labour Day Araw ng Paggawa
Jun 12 Independence Day Araw ng Kalayaan
Aug 21 Ninoy Aquino Day Araw ng Kamatayan ni Senador Benigno Simeon "Ninoy" Aquino Jr.
Aug 31 National Heroes Day Araw ng mga Bayani
Oct 31 All Saints' Day Eve All Saints' Day Eve
Nov 1 All Saints' Day Araw ng mga Santo
Nov 30 Bonifacio Day Araw ni Gat Andres Bonifacio
Dec 8 Feast of the Immaculate Conception of Mary Kapistahan ng Immaculada Concepcion
Dec 24 Christmas Eve Christmas Eve
Dec 25 Christmas Day Araw ng Pasko
Dec 30 Rizal Day Araw ng Kamatayan ni Dr. Jose Rizal
Dec 31 Last Day of The Year Huling Araw ng Taon

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Frequently Asked Questions About Diamantina

What is the population of Diamantina?

Diamantina has a population of 2,367 residents and is located in Philippines. The population density is 1 people per square mile, spread across 4,658.6 square miles.

What is the weather like in Diamantina?

Diamantina has a warm climate with an average annual temperature of 80°F (27°C). Winter temperatures average 74°F in January, while summers reach an average of 83°F in July. The area receives 201 sunny days per year. Annual rainfall totals 74.6 inches.

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