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Weather & Climate in Kajen, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kajen has a warm climate with an average annual temperature of 81°F (27°C). Winters average 78°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 342 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 89.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 118 feet.
Temperature
78°F Jan (26°C)
81°F Jul (27°C)
| Annual Average | 81.1°F |
| 50% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 342 days/yr |
Geography
| Elevation | 118 ft (36 m) |
| Area | 394.2 sq mi (1,021.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | -7.0324°N, 109.5773°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
151 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| May 26, 2006 | 10 km E of Pundong, Indonesia | M6.3 | 141 km | 13 km |
| May 25, 2001 | 11 km NW of Srandakan, Indonesia | M6.3 | 114 km | 143 km |
| Jan 25, 2014 | 39 km S of Kroya, Indonesia | M6.1 | 111 km | 66 km |
| May 21, 1990 | 60 km SSW of Kroya, Indonesia | M5.6 | 136 km | 28 km |
| Jun 9, 2019 | 70 km SSW of Kroya, Indonesia | M5.4 | 147 km | 70 km |
| Jan 25, 2014 | 41 km S of Kroya, Indonesia | M5.2 | 112 km | 85 km |
| Aug 19, 2004 | 63 km SW of Srandakan, Indonesia | M5.2 | 142 km | 80 km |
| Feb 4, 1992 | 6 km SE of Margasari, Indonesia | M5.1 | 58 km | 58 km |
| Jun 29, 2019 | 69 km SSW of Kroya, Indonesia | M5.1 | 146 km | 79 km |
| Jul 1, 1994 | 38 km SSW of Kroya, Indonesia | M5.1 | 114 km | 101 km |
| Oct 4, 1994 | 79 km NW of Batang, Indonesia | M5.0 | 139 km | 652 km |
| Jan 27, 2014 | 45 km S of Kroya, Indonesia | M5.0 | 117 km | 88 km |
| Aug 3, 2017 | 64 km SSW of Kroya, Indonesia | M5.0 | 141 km | 63 km |
| Mar 16, 1994 | 20 km SSE of Kuningan, Indonesia | M5.0 | 115 km | 33 km |
| Jun 28, 2001 | 17 km SSE of Majalengka, Indonesia | M5.0 | 144 km | 37 km |
| Jul 13, 2012 | 41 km SSW of Kroya, Indonesia | M4.9 | 118 km | 74 km |
| Dec 7, 1990 | 16 km SW of Ketanggungan, Indonesia | M4.9 | 89 km | 221 km |
| Dec 24, 1990 | 48 km S of Sidareja, Indonesia | M4.9 | 132 km | 46 km |
| Feb 13, 2017 | 22 km S of Ciamis, Indonesia | M4.8 | 143 km | 101 km |
| Jun 9, 2025 | 32 km WSW of Cilacap, Indonesia | M4.8 | 127 km | 99 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
14 volcanoes within 200 km. Closest: Dieng Volcanic Complex (38 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Dieng Volcanic Complex | Complex | 2,565 m (8,415 ft) | 2018 | 38 km |
| Slamet | Stratovolcano | 3,428 m (11,247 ft) | 2014 | 47 km |
| Sundoro | Stratovolcano | 3,136 m (10,289 ft) | 1971 | 55 km |
| Sumbing | Stratovolcano | 3,371 m (11,060 ft) | 1730 | 67 km |
| Ungaran | Stratovolcano | 2,050 m (6,726 ft) | Unknown | 85 km |
| Telomoyo | Stratovolcano | 1,864 m (6,115 ft) | Unknown | 98 km |
| Merbabu | Stratovolcano | 3,118 m (10,230 ft) | 1797 | 106 km |
| Merapi | Stratovolcano | 2,910 m (9,547 ft) | 2020 | 111 km |
| Cereme | Stratovolcano | 3,039 m (9,970 ft) | 1951 | 130 km |
| Muria | Stratovolcano | 1,625 m (5,331 ft) | -160 | 151 km |
| Talagabodas | Stratovolcano | 2,201 m (7,221 ft) | Unknown | 168 km |
| Galunggung | Stratovolcano | 2,168 m (7,113 ft) | 1984 | 169 km |
| Lawu | Stratovolcano | 3,265 m (10,712 ft) | 1885 | 190 km |
| Guntur | Complex | 2,249 m (7,379 ft) | 1847 | 192 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 23.1 in | Coldest, Wettest |
| February | 79°F (26°C) | 16.9 in | |
| March | 79°F (26°C) | 13.0 in | |
| April | 80°F (27°C) | 7.6 in | |
| May | 81°F (27°C) | 6.3 in | |
| June | 80°F (26°C) | 3.9 in | |
| July | 81°F (27°C) | 2.9 in | |
| August | 79°F (26°C) | 2.8 in | Driest |
| September | 80°F (27°C) | 2.8 in | |
| October | 81°F (27°C) | 5.5 in | Warmest |
| November | 80°F (27°C) | 7.0 in | |
| December | 79°F (26°C) | 11.6 in |
Kajen has a seasonal temperature swing of 3°F / from 78°F in January to 81°F in October. Total annual precipitation is 103.4 inches, with January being the wettest month (23.1") and August the driest (2.8").