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Weather & Climate in Semarang, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Semarang has a warm climate with an average annual temperature of 81°F (27°C). Winters average 80°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 186 sunny days per year. Annual precipitation totals 86.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 59 feet.
Temperature
80°F Jan (27°C)
81°F Jul (27°C)
| Annual Average | 81.1°F |
| 50% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 186 days/yr |
Geography
| Elevation | 59 ft (18 m) |
| Area | 144.3 sq mi (373.8 km²) |
| Population Density | 11,457/sq mi |
| Coordinates | -6.9931°N, 110.4208°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
93 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Sep 28, 1994 | 86 km NNW of Batang, Indonesia | M6.6 | 134 km | 638 km |
| May 26, 2006 | 10 km E of Pundong, Indonesia | M6.3 | 108 km | 13 km |
| May 25, 2001 | 11 km NW of Srandakan, Indonesia | M6.3 | 101 km | 143 km |
| Jul 11, 1997 | 87 km N of Batang, Indonesia | M6.0 | 150 km | 574 km |
| Sep 28, 1994 | 91 km NNW of Batang, Indonesia | M6.0 | 141 km | 628 km |
| Dec 24, 1991 | 102 km NNW of Batang, Indonesia | M5.5 | 146 km | 533 km |
| Sep 21, 2000 | 86 km N of Batang, Indonesia | M5.4 | 144 km | 561 km |
| Jul 5, 1992 | 29 km W of Madiun, Indonesia | M5.1 | 120 km | 33 km |
| May 10, 1997 | Java Sea | M5.0 | 124 km | 600 km |
| Sep 13, 2023 | 100 km NW of Batang, Indonesia | M5.0 | 140 km | 651 km |
| Mar 13, 1994 | 11 km WSW of Madiun, Indonesia | M5.0 | 134 km | 97 km |
| Oct 4, 1994 | 79 km NW of Batang, Indonesia | M5.0 | 117 km | 652 km |
| Jul 11, 1997 | 85 km N of Batang, Indonesia | M4.9 | 146 km | 571 km |
| May 27, 2006 | 9 km S of Depok, Indonesia | M4.8 | 95 km | 10 km |
| Dec 9, 1990 | 42 km S of Selogiri, Indonesia | M4.8 | 137 km | 33 km |
| Apr 19, 2013 | 9 km NW of Wonosobo, Indonesia | M4.8 | 71 km | 10 km |
| Apr 6, 2022 | 18 km S of Wedi, Indonesia | M4.8 | 104 km | 150 km |
| Aug 15, 2022 | 93 km NNW of Batang, Indonesia | M4.8 | 143 km | 553 km |
| Jun 24, 2006 | 38 km SW of Srandakan, Indonesia | M4.8 | 141 km | 35 km |
| Sep 12, 2010 | 10 km S of Candi Prambanan, Indonesia | M4.8 | 96 km | 48 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Ungaran (23 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ungaran | Stratovolcano | 2,050 m (6,726 ft) | Unknown | 23 km |
| Telomoyo | Stratovolcano | 1,864 m (6,115 ft) | Unknown | 41 km |
| Merbabu | Stratovolcano | 3,118 m (10,230 ft) | 1797 | 51 km |
| Sumbing | Stratovolcano | 3,371 m (11,060 ft) | 1730 | 58 km |
| Sundoro | Stratovolcano | 3,136 m (10,289 ft) | 1971 | 58 km |
| Merapi | Stratovolcano | 2,910 m (9,547 ft) | 2020 | 61 km |
| Dieng Volcanic Complex | Complex | 2,565 m (8,415 ft) | 2018 | 64 km |
| Muria | Stratovolcano | 1,625 m (5,331 ft) | -160 | 66 km |
| Lawu | Stratovolcano | 3,265 m (10,712 ft) | 1885 | 110 km |
| Slamet | Stratovolcano | 3,428 m (11,247 ft) | 2014 | 137 km |
| Wilis | Stratovolcano | 2,563 m (8,409 ft) | Unknown | 173 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 16.7 in | Coldest, Wettest |
| February | 80°F (27°C) | 12.2 in | |
| March | 81°F (27°C) | 10.0 in | |
| April | 82°F (28°C) | 7.4 in | |
| May | 82°F (28°C) | 5.8 in | |
| June | 81°F (27°C) | 3.2 in | |
| July | 81°F (27°C) | 2.4 in | |
| August | 81°F (27°C) | 1.7 in | Driest |
| September | 82°F (28°C) | 2.8 in | |
| October | 82°F (28°C) | 5.3 in | Warmest |
| November | 82°F (28°C) | 8.1 in | |
| December | 81°F (27°C) | 11.2 in |
Semarang has a seasonal temperature swing of 3°F / from 80°F in January to 82°F in October. Total annual precipitation is 86.8 inches, with January being the wettest month (16.7") and August the driest (1.7").