Kertajati weather by month & the best time to visit
🇮🇩 Indonesia · major city break · tropical monsoon climate
The best time to visit Kertajati is August — its sunniest month (Sunshine Score 86/100), with July and September close behind. Kertajati averages about 2,326 hours of sunshine a year. Daytime highs around 30°C / 86°F and roughly 36 mm of rain in August.
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- Sun hours / year
- 2,326
- Sunniest month
- August
- Peak score
- 86/100
- Rain / year
- 2,303 mm
- Midday UV at peak
- 11 (extreme)
- Population
- 2.5M
- Elevation
- 38 m

When is the best time to visit Kertajati?
For sunshine, the best time to visit Kertajati is August, then July and September. The dullest month is January (65/100, 333 mm of rain). The full month-by-month picture is in the table below.
How sunny is Kertajati?
Kertajati gets a moderate 2,326 hours of sunshine a year. August (86/100) is noticeably better than January (65). It ranks #44 of 119 destinations in Indonesia for annual sunshine, above the national median of 2,183 hours. Rain has a clear season: the wettest stretch, around February, carries about 44% of the annual 2,303 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 65 | 29° / 84°F | 24° / 75°F | 333 mm | 10 |
| February | 65 | 29° / 84°F | 24° / 75°F | 356 mm | 10 |
| March | 65 | 29° / 84°F | 25° / 77°F | 316 mm | 11 |
| April | 65 | 30° / 86°F | 25° / 77°F | 241 mm | 10 |
| May | 66 | 30° / 86°F | 25° / 77°F | 144 mm | 9 |
| June | 77 | 29° / 84°F | 24° / 75°F | 86 mm | 8 |
| July | 81 | 29° / 84°F | 23° / 73°F | 64 mm | 9 |
| August | 86 | 30° / 86°F | 22° / 72°F | 36 mm | 10 |
| September | 81 | 31° / 88°F | 23° / 73°F | 63 mm | 11 |
| October | 68 | 32° / 90°F | 24° / 75°F | 136 mm | 10 |
| November | 65 | 31° / 88°F | 25° / 77°F | 236 mm | 10 |
| December | 65 | 30° / 86°F | 25° / 77°F | 292 mm | 9 |
See Kertajati on the interactive sunshine globe →
Nearby places for sunshine
- Bandung Indonesia · 71 km · best in Aug · 2,260 h sun/yr
- Jakarta Indonesia · 177 km · best in Aug · 2,107 h sun/yr
- Semarang Indonesia · 246 km · best in Jul · 2,418 h sun/yr
- Yogyakarta Indonesia · 280 km · best in Aug · 2,418 h sun/yr
- Surakarta Indonesia · 302 km · best in Aug · 2,418 h sun/yr
- Bandar Lampung Indonesia · 365 km · best in Aug · 2,256 h sun/yr
Nearest destinations
- Cijulang Indonesia · 124 km · 2,164 h sun/yr · best in Aug
- Cilacap Indonesia · 147 km · 2,250 h sun/yr · best in Aug
- Karimunjawa Indonesia · 272 km · 2,331 h sun/yr · best in Aug
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