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Weather & Climate in Diadi, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Diadi has a warm climate with an average annual temperature of 79°F (26°C). Winters average 74°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 192 sunny days per year. Annual precipitation totals 79.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 906 feet.
Temperature
74°F Jan (23°C)
81°F Jul (27°C)
| Annual Average | 78.8°F |
| 46% above US avg | |
| January Average | 74°F (23°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 192 days/yr |
Geography
| Elevation | 906 ft (276 m) |
| Area | 70.0 sq mi (181.2 km²) |
| Population Density | 223/sq mi |
| Coordinates | 16.7262°N, 121.3589°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
575 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 | 118 km | 25 km |
| Jul 27, 2022 | 11 km NE of Bantay, Philippines | M7.0 | 105 km | 34 km |
| Jul 17, 1990 | 14 km NNW of Salinas, Philippines | M6.5 | 48 km | 23 km |
| Mar 19, 1992 | 7 km NNW of Besao, Philippines | M6.3 | 74 km | 15 km |
| Jul 17, 1990 | 10 km ESE of Ambuclao, Philippines | M6.1 | 64 km | 18 km |
| Nov 20, 1996 | 3 km ENE of Taloy, Philippines | M5.9 | 98 km | 33 km |
| Jul 20, 1990 | 8 km WNW of Salinas, Philippines | M5.8 | 59 km | 17 km |
| Jul 16, 1990 | 2 km NNE of Caronoan West, Philippines | M5.7 | 108 km | 13 km |
| Jul 18, 2000 | 15 km ESE of Espiritu, Philippines | M5.7 | 145 km | 33 km |
| Jan 13, 2008 | 4 km SSE of Bontoc, Philippines | M5.7 | 53 km | 10 km |
| Jun 19, 2000 | 4 km WNW of Santa Maria, Philippines | M5.7 | 105 km | 33 km |
| Jul 21, 1990 | 11 km WNW of Salinas, Philippines | M5.7 | 59 km | 26 km |
| Jun 14, 2000 | 24 km W of Tamorong, Philippines | M5.7 | 140 km | 63 km |
| Jul 16, 1990 | 19 km NNW of Salinas, Philippines | M5.6 | 51 km | 16 km |
| Jul 16, 1990 | 2 km N of Halog West, Philippines | M5.6 | 108 km | 18 km |
| Jul 23, 1990 | 6 km S of Loacan, Philippines | M5.6 | 79 km | 20 km |
| Jul 18, 1990 | 13 km WNW of Busilak, Philippines | M5.6 | 45 km | 14 km |
| May 2, 1996 | 4 km SE of Labayug, Philippines | M5.5 | 105 km | 33 km |
| Jan 12, 2001 | 19 km SE of Bantay, Philippines | M5.5 | 83 km | 33 km |
| Feb 6, 2019 | 1 km NNE of Guiling, Philippines | M5.5 | 125 km | 130 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
107 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 5 | — | 288 km |
| 2025 | Fung-wong | Category 4 | — | 61 km |
| 2025 | Co-may | Category 1 | — | 210 km |
| 2025 | Matmo | Category 1 | — | 47 km |
| 2024 | Yinxing | Category 4 | 115 mph | 209 km |
| 2024 | Man-yi | Category 4 | 115 mph | 70 km |
| 2024 | Usagi | Category 4 | 109 mph | 152 km |
| 2024 | Ewiniar | Category 2 | 86 mph | 175 km |
| 2024 | Toraji | Category 1 | 81 mph | 39 km |
| 2023 | Doksuri | Category 4 | 115 mph | 242 km |
| 2023 | Saola | Category 4 | 109 mph | 164 km |
| 2022 | Noru | Category 4 | 109 mph | 170 km |
| 2022 | Ma-on | Category 1 | — | 124 km |
| 2021 | Chanthu | Category 5 | 132 mph | 257 km |
| 2020 | Vamco | Category 3 | 86 mph | 181 km |
| 2019 | Kalmaegi | Category 2 | 81 mph | 216 km |
| 2018 | Mangkhut | Category 5 | 127 mph | 142 km |
| 2018 | Yutu | Category 4 | 92 mph | 26 km |
| 2016 | Sarika | Category 4 | 109 mph | 100 km |
| 2016 | Haima | Category 4 | 115 mph | 122 km |
Source: NOAA IBTrACS (Category 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 | 112 km |
| 1990 | W. LUZON ISLAND | Earthquake | 2.0 m | 2,412 | 118 km |
| 1968 | E. LUZON ISLAND | Earthquake | 0.2 m | 270 | 93 km |
| 2022 | N. LUZON ISLAND | Earthquake | 0.1 m | 11 | 105 km |
| 1880 | E. LUZON ISLAND | Eruption + Earthquake | — | 20 | 96 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 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 |
| Arayat | Stratovolcano | 1,026 m (3,366 ft) | Unknown | 182 km |
| Cagua | Stratovolcano | 1,133 m (3,717 ft) | 1860 | 185 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (23°C) | 2.2 in | Coldest, Driest |
| February | 75°F (24°C) | 3.4 in | |
| March | 79°F (26°C) | 2.6 in | |
| April | 81°F (27°C) | 3.7 in | |
| May | 83°F (28°C) | 6.5 in | Warmest |
| June | 83°F (28°C) | 6.6 in | |
| July | 81°F (27°C) | 8.0 in | |
| August | 81°F (27°C) | 8.9 in | |
| September | 80°F (27°C) | 11.1 in | Wettest |
| October | 79°F (26°C) | 10.1 in | |
| November | 77°F (25°C) | 9.5 in | |
| December | 74°F (24°C) | 6.9 in |
Diadi has a seasonal temperature swing of 9°F / from 74°F in January to 83°F in May. Total annual precipitation is 79.4 inches, with September being the wettest month (11.1") and January the driest (2.2").