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Weather & Climate in Mangilao Village, Guam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mangilao Village has a warm climate with an average annual temperature of 80°F (27°C). Winters average 78°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 178 sunny days per year. Annual precipitation totals 88.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 203 feet.
Temperature
78°F Jan (26°C)
81°F Jul (27°C)
| Annual Average | 80.2°F |
| 49% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 178 days/yr |
Geography
| Elevation | 203 ft (62 m) |
| Area | 19.9 sq mi (51.5 km²) |
| Population Density | 765/sq mi |
| Coordinates | 13.4476°N, 144.8011°W |
| Timezone | Pacific/Guam |
Precipitation & Snow
Air Quality
Earthquake History
1,866 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.8.
| Aug 8, 1993 | 32 km S of Inarajan Village, Guam | M7.8 | 52 km | 59 km |
| Apr 26, 2002 | 20 km SSW of Merizo Village, Guam | M7.1 | 45 km | 86 km |
| Oct 12, 2001 | 69 km SSE of Inarajan Village, Guam | M7.0 | 87 km | 37 km |
| Apr 23, 1997 | 49 km N of Yigo Village, Guam | M6.5 | 61 km | 101 km |
| Feb 2, 2005 | 63 km NNW of Yigo Village, Guam | M6.3 | 71 km | 159 km |
| Feb 26, 2000 | 30 km NNW of Yigo Village, Guam | M6.2 | 39 km | 132 km |
| Aug 11, 1993 | 91 km ESE of Yigo Village, Guam | M6.2 | 97 km | 22 km |
| May 15, 1998 | 71 km N of Yigo Village, Guam | M6.0 | 82 km | 154 km |
| Feb 10, 1991 | 54 km NNW of Yigo Village, Guam | M6.0 | 62 km | 156 km |
| May 9, 1997 | 8 km SSE of Merizo Village, Guam | M6.0 | 30 km | 29 km |
| Dec 19, 1999 | 45 km SSW of Merizo Village, Guam | M6.0 | 69 km | 51 km |
| Aug 16, 1993 | 41 km SE of Inarajan Village, Guam | M6.0 | 57 km | 18 km |
| Jun 29, 2000 | 29 km SSW of Merizo Village, Guam | M5.9 | 54 km | 52 km |
| Jun 23, 2020 | 91 km NE of Yigo Village, Guam | M5.9 | 105 km | 65 km |
| Jun 21, 2000 | 64 km N of Yigo Village, Guam | M5.9 | 76 km | 112 km |
| Aug 10, 2025 | 103 km ESE of Inarajan Village, Guam | M5.9 | 107 km | 16 km |
| Dec 18, 1997 | 107 km WSW of San Jose Village, Northern Mariana Islands | M5.8 | 141 km | 33 km |
| Feb 12, 2002 | 50 km N of Yigo Village, Guam | M5.8 | 60 km | 121 km |
| Sep 9, 1991 | 96 km SW of Merizo Village, Guam | M5.8 | 121 km | 30 km |
| Aug 30, 1997 | 90 km WSW of San Jose Village, Northern Mariana Islands | M5.8 | 139 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
55 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Mawar | Category 5 | 127 mph | 35 km |
| 2023 | Bolaven | Category 3 | 98 mph | 128 km |
| 2019 | Wutip | Category 5 | 121 mph | 270 km |
| 2018 | Yutu | Category 5 | 132 mph | 203 km |
| 2018 | Maria | Category 4 | 92 mph | 152 km |
| 2018 | Mangkhut | Category 3 | 104 mph | 84 km |
| 2015 | In-fa | Category 4 | 109 mph | 276 km |
| 2015 | Dolphin | Category 4 | 109 mph | 51 km |
| 2015 | Soudelor | Category 3 | 98 mph | 219 km |
| 2015 | Goni | Category 2 | 86 mph | 195 km |
| 2014 | Vongfong | Category 2 | 69 mph | 114 km |
| 2013 | Francisco | Category 4 | 98 mph | 231 km |
| 2009 | Nida | Category 5 | 121 mph | 282 km |
| 2007 | Kong-rey | Category 1 | 75 mph | 289 km |
| 2005 | Nabi | Category 2 | 92 mph | 289 km |
| 2004 | Chaba | Category 5 | 127 mph | 132 km |
| 2004 | Nock-ten | Category 2 | 86 mph | 244 km |
| 2003 | Kujira | Category 4 | 92 mph | 283 km |
| 2002 | Pongsona | Category 4 | 104 mph | 44 km |
| 2002 | Chataan | Category 3 | 86 mph | 22 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 2.4 m (8 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1993 | GUAM, MARIANA ISLANDS | Earthquake | 2.4 m | — | 52 km |
| 1909 | GUAM, MARIANA ISLANDS | Earthquake | — | — | 108 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: NW Rota-1 (128 km).
| Name | Type | Elevation | Last Eruption | Distance |
| NW Rota-1 | Submarine | -517 m (-1,696 ft) | 2010 | 128 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 4.5 in | Coldest |
| February | 78°F (26°C) | 3.7 in | |
| March | 79°F (26°C) | 3.0 in | Driest |
| April | 81°F (27°C) | 3.2 in | |
| May | 81°F (27°C) | 4.9 in | |
| June | 82°F (28°C) | 6.1 in | Warmest |
| July | 81°F (27°C) | 9.7 in | |
| August | 80°F (27°C) | 14.5 in | Wettest |
| September | 81°F (27°C) | 12.5 in | |
| October | 81°F (27°C) | 11.9 in | |
| November | 81°F (27°C) | 8.8 in | |
| December | 80°F (27°C) | 6.1 in |
Mangilao Village has a seasonal temperature swing of 3°F / from 78°F in January to 82°F in June. Total annual precipitation is 88.9 inches, with August being the wettest month (14.5") and March the driest (3.0").