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Weather & Climate in Sitiarjo, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sitiarjo has a warm climate with an average annual temperature of 79°F (26°C). Winters average 80°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 346 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 53.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 72 feet.
Temperature
80°F Jan (27°C)
77°F Jul (25°C)
| Annual Average | 79.2°F |
| 47% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 346 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 1,447.8 sq mi (3,749.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | -8.3793°N, 112.6811°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
427 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Sep 28, 1998 | 8 km WSW of Sumberpucung, Indonesia | M6.6 | 36 km | 152 km |
| Apr 10, 2021 | 45 km S of Sumberpucung, Indonesia | M6.0 | 29 km | 67 km |
| Jul 26, 2015 | 116 km S of Dampit, Indonesia | M5.9 | 98 km | 52 km |
| Apr 25, 1994 | 122 km SSW of Kencong, Indonesia | M5.8 | 115 km | 68 km |
| May 21, 2021 | 33 km SSW of Sumberpucung, Indonesia | M5.8 | 39 km | 106 km |
| May 17, 2011 | 111 km S of Dampit, Indonesia | M5.7 | 92 km | 28 km |
| Jul 8, 2013 | 70 km SW of Kencong, Indonesia | M5.7 | 59 km | 60 km |
| Feb 18, 2019 | 144 km S of Dampit, Indonesia | M5.7 | 127 km | 23 km |
| Mar 27, 1999 | 162 km S of Dampit, Indonesia | M5.6 | 145 km | 33 km |
| Aug 7, 2001 | 42 km SW of Gambiran Satu, Indonesia | M5.6 | 129 km | 91 km |
| Jul 18, 1994 | south of Java, Indonesia | M5.5 | 138 km | 33 km |
| May 24, 2017 | 94 km S of Boyolangu, Indonesia | M5.4 | 101 km | 58 km |
| Jun 11, 2005 | 90 km SSW of Sumberpucung, Indonesia | M5.4 | 81 km | 60 km |
| Mar 9, 2014 | 74 km SSW of Kencong, Indonesia | M5.3 | 72 km | 79 km |
| Jun 19, 1994 | 139 km S of Dampit, Indonesia | M5.3 | 122 km | 33 km |
| Jul 21, 1994 | 160 km S of Dampit, Indonesia | M5.3 | 144 km | 23 km |
| Feb 12, 2000 | 60 km S of Sumberpucung, Indonesia | M5.3 | 44 km | 108 km |
| Jun 3, 1994 | 132 km SSW of Kencong, Indonesia | M5.3 | 125 km | 28 km |
| May 28, 2003 | 46 km S of Sumberpucung, Indonesia | M5.2 | 30 km | 65 km |
| Jan 19, 2001 | 65 km SSW of Dampit, Indonesia | M5.2 | 45 km | 112 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 1986 | Nicholas | Category 1 | 98 mph | 197 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Semeru (40 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Semeru | Stratovolcano | 3,657 m (11,998 ft) | 2020 | 40 km |
| Tengger Caldera | Stratovolcano(es) | 2,329 m (7,641 ft) | 2019 | 57 km |
| Kelut | Stratovolcano | 1,731 m (5,679 ft) | 2014 | 65 km |
| Arjuno-Welirang | Stratovolcano | 3,339 m (10,955 ft) | 1952 | 73 km |
| Lamongan | Stratovolcano | 1,641 m (5,384 ft) | 1898 | 85 km |
| Penanggungan | Stratovolcano | 1,631 m (5,351 ft) | Unknown | 85 km |
| Iyang-Argapura | Complex | 3,088 m (10,131 ft) | Unknown | 108 km |
| Wilis | Stratovolcano | 2,563 m (8,409 ft) | Unknown | 120 km |
| Raung | Stratovolcano | 3,260 m (10,696 ft) | 2015 | 154 km |
| Ijen | Stratovolcano(es) | 2,769 m (9,085 ft) | 1999 | 176 km |
| Lawu | Stratovolcano | 3,265 m (10,712 ft) | 1885 | 184 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).