All Countries
Weather & Climate in Diaz, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Diaz has a warm climate with an average annual temperature of 78°F (26°C). Winters average 75°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 201 sunny days per year. Annual precipitation totals 77.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 344 feet.
Temperature
75°F Jan (24°C)
79°F Jul (26°C)
| Annual Average | 78.2°F |
| 45% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 201 days/yr |
Geography
| Elevation | 344 ft (105 m) |
| Area | 99.8 sq mi (258.4 km²) |
| Population Density | 40/sq mi |
| Coordinates | 15.8463°N, 120.8347°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
663 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.7.
| Jul 16, 1990 | 4 km E of Macapsing, Philippines | M7.7 | 41 km | 25 km |
| Dec 11, 1999 | 14 km WNW of Bolitoc, Philippines | M7.3 | 118 km | 33 km |
| Jul 17, 1990 | 14 km NNW of Salinas, Philippines | M6.5 | 74 km | 23 km |
| Mar 19, 1992 | 7 km NNW of Besao, Philippines | M6.3 | 146 km | 15 km |
| Jan 6, 2000 | Luzon, Philippines | M6.2 | 147 km | 33 km |
| Apr 22, 2019 | 3 km WSW of San Francisco, Philippines | M6.1 | 105 km | 22 km |
| Jul 17, 1990 | 10 km ESE of Ambuclao, Philippines | M6.1 | 65 km | 18 km |
| Jan 6, 2003 | 25 km WSW of Bolitoc, Philippines | M6.0 | 128 km | 10 km |
| Jun 16, 2012 | 37 km WSW of Bolitoc, Philippines | M5.9 | 139 km | 28 km |
| Jan 10, 2015 | 5 km NW of Mabayo, Philippines | M5.9 | 135 km | 59 km |
| Jul 25, 2011 | Luzon, Philippines | M5.9 | 131 km | 35 km |
| Nov 20, 1996 | 3 km ENE of Taloy, Philippines | M5.9 | 65 km | 33 km |
| Jul 20, 1990 | 8 km WNW of Salinas, Philippines | M5.8 | 61 km | 17 km |
| Jan 13, 2008 | 4 km SSE of Bontoc, Philippines | M5.7 | 135 km | 10 km |
| Jun 19, 2000 | 4 km WNW of Santa Maria, Philippines | M5.7 | 133 km | 33 km |
| Jun 15, 1991 | 6 km WSW of Calingcuan, Philippines | M5.7 | 68 km | 10 km |
| Jul 21, 1990 | 11 km WNW of Salinas, Philippines | M5.7 | 62 km | 26 km |
| Jul 16, 1990 | 2 km NNE of Caronoan West, Philippines | M5.7 | 63 km | 13 km |
| Apr 9, 1993 | 2 km ENE of Gutad, Philippines | M5.6 | 107 km | 34 km |
| Jul 16, 1990 | 2 km N of Halog West, Philippines | M5.6 | 75 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
94 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Fung-wong | Category 4 | — | 54 km |
| 2025 | Matmo | Category 1 | — | 129 km |
| 2025 | Co-may | Category 1 | — | 145 km |
| 2024 | Usagi | Category 4 | 109 mph | 263 km |
| 2024 | Man-yi | Category 4 | 115 mph | 57 km |
| 2024 | Yinxing | Category 4 | 115 mph | 299 km |
| 2024 | Ewiniar | Category 2 | 86 mph | 180 km |
| 2024 | Toraji | Category 1 | 81 mph | 125 km |
| 2023 | Saola | Category 4 | 109 mph | 236 km |
| 2022 | Noru | Category 4 | 109 mph | 62 km |
| 2022 | Ma-on | Category 1 | — | 234 km |
| 2021 | Conson | Category 1 | — | 277 km |
| 2020 | Goni | Category 4 | 115 mph | 232 km |
| 2020 | Vamco | Category 3 | 86 mph | 76 km |
| 2019 | Kammuri | Category 3 | 81 mph | 290 km |
| 2018 | Mangkhut | Category 5 | 127 mph | 247 km |
| 2018 | Yutu | Category 4 | 92 mph | 95 km |
| 2016 | Haima | Category 4 | 115 mph | 232 km |
| 2016 | Sarika | Category 4 | 109 mph | 18 km |
| 2016 | Nock-ten | Category 3 | 98 mph | 229 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
4 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 | 94 km |
| 1990 | W. LUZON ISLAND | Earthquake | 2.0 m | 2,412 | 41 km |
| 1999 | LUZON ISLAND | Earthquake | 1.5 m | 5 | 118 km |
| 1880 | E. LUZON ISLAND | Eruption + Earthquake | — | 20 | 110 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Arayat (73 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Arayat | Stratovolcano | 1,026 m (3,366 ft) | Unknown | 73 km |
| Pinatubo | Stratovolcano | 1,486 m (4,875 ft) | 1993 | 95 km |
| Natib | Stratovolcano | 1,253 m (4,111 ft) | Unknown | 134 km |
| Mariveles | Stratovolcano | 1,388 m (4,554 ft) | -2050 | 152 km |
| Laguna Caldera | Caldera | 743 m (2,438 ft) | Unknown | 165 km |
| Ambalatungan Group | Compound | 2,329 m (7,641 ft) | Unknown | 166 km |
| San Pablo Volcanic Field | Stratovolcano | 1,090 m (3,576 ft) | 1350 | 198 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 0.5 in | Coldest, Driest |
| February | 76°F (25°C) | 0.6 in | |
| March | 79°F (26°C) | 1.5 in | |
| April | 81°F (27°C) | 2.8 in | |
| May | 81°F (27°C) | 8.0 in | Warmest |
| June | 80°F (27°C) | 8.7 in | |
| July | 79°F (26°C) | 12.9 in | |
| August | 78°F (26°C) | 15.2 in | Wettest |
| September | 78°F (26°C) | 11.7 in | |
| October | 78°F (26°C) | 8.5 in | |
| November | 77°F (25°C) | 5.0 in | |
| December | 76°F (24°C) | 1.9 in |
Diaz has a seasonal temperature swing of 6°F / from 75°F in January to 81°F in May. Total annual precipitation is 77.2 inches, with August being the wettest month (15.2") and January the driest (0.5").