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Weather & Climate in Casian, Philippines
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Casian has a warm climate with an average annual temperature of 81°F (27°C). Winters average 79°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 187 sunny days per year. Annual precipitation totals 95.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 23 feet.
Temperature
79°F Jan (26°C)
80°F Jul (27°C)
| Annual Average | 80.8°F |
| 50% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 187 days/yr |
Geography
| Elevation | 23 ft (7 m) |
| Area | 485.6 sq mi (1,257.7 km²) |
| Population Density | 6/sq mi |
| Coordinates | 11.0350°N, 119.7136°W |
| Timezone | Asia/Manila |
Precipitation & Snow
Air Quality
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Aug 8, 1991 | 39 km E of Coron, Philippines | M5.0 | 138 km | 22 km |
| Aug 12, 1991 | 27 km E of Coron, Philippines | M4.7 | 138 km | 33 km |
| May 31, 2014 | 53 km SSE of Tumarbong, Philippines | M4.6 | 121 km | 15 km |
| Feb 8, 2021 | 43 km ESE of Coron, Philippines | M4.6 | 129 km | 10 km |
| Aug 10, 1991 | 14 km NE of Coron, Philippines | M4.4 | 133 km | 10 km |
| Feb 8, 2021 | 47 km N of Algeciras, Philippines | M4.4 | 144 km | 10 km |
| Feb 14, 1996 | 30 km E of Bulalacao, Philippines | M4.1 | 115 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
30 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kalmaegi | Category 1 | — | 14 km |
| 2021 | Rai | Category 3 | 92 mph | 84 km |
| 2020 | Molave | Category 2 | 86 mph | 241 km |
| 2019 | Phanfone | Category 3 | 86 mph | 179 km |
| 2019 | Kammuri | Category 3 | 92 mph | 256 km |
| 2016 | Tokage | Category 1 | 58 mph | 212 km |
| 2015 | Melor | Category 4 | 98 mph | 291 km |
| 2013 | Haiyan | Category 5 | 104 mph | 129 km |
| 2012 | Bopha | Category 2 | 75 mph | 99 km |
| 2008 | Fengshen | Category 3 | 98 mph | 298 km |
| 2006 | Durian | Category 4 | 92 mph | 285 km |
| 2006 | Utor | Category 3 | 86 mph | 179 km |
| 2006 | Chanchu | Category 2 | 63 mph | 272 km |
| 2004 | Muifa | Category 1 | 63 mph | 165 km |
| 2003 | Nepartak | Category 1 | 63 mph | 279 km |
| 2001 | Lingling | Category 1 | 69 mph | 210 km |
| 1998 | Faith | Category 2 | 75 mph | 53 km |
| 1995 | Zack | Category 2 | 75 mph | 31 km |
| 1994 | Axel | Category 1 | 63 mph | 199 km |
| 1993 | Nell | Category 1 | 69 mph | 255 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 0.8 in | Coldest |
| February | 80°F (27°C) | 0.4 in | Driest |
| March | 81°F (27°C) | 0.5 in | |
| April | 83°F (28°C) | 1.7 in | Warmest |
| May | 83°F (28°C) | 6.9 in | |
| June | 81°F (27°C) | 11.8 in | |
| July | 80°F (27°C) | 18.0 in | Wettest |
| August | 80°F (27°C) | 17.2 in | |
| September | 80°F (27°C) | 15.5 in | |
| October | 80°F (27°C) | 10.6 in | |
| November | 81°F (27°C) | 8.0 in | |
| December | 80°F (27°C) | 3.5 in |
Casian has a seasonal temperature swing of 4°F / from 79°F in January to 83°F in April. Total annual precipitation is 95.0 inches, with July being the wettest month (18.0") and February the driest (0.4").