Climate averages 1991–2020
Klaten weather
in January.
A hot, very wet month: the 11th warmest and one of the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Klaten: daytime highs average 28.4°C and nights cool to about 21.9°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 428 mm of rain on roughly 29 days, which makes January a very wet month (one of the wettest months of the year). Daylight, from sunrise to sunset, lasts about 12 h 31 min on an average January day.
The nearest other city in this atlas is Kartasura (22 km away). In January its highs average 28.5°C, about as warm as Klaten, with 354 mm of rain.
Among the 200 cities listed in Indonesia, Klaten ranks joint 115th of 200 for the warmest January highs and 179th of 200 for the driest January (rainfall, lowest first). The mean January high of those 200 cities is 28.2°C; Klaten is 0.2°C warmer than that mean.
From January to February, average highs rise by 0.3°C to 28.7°C, and monthly rainfall stays at 428 mm.
The annual picture
January in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Klaten climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 28.4°C21.9°C | 21.9°C | 428 | 29.3 | 12.513 h |
| February | 28.7°C21.8°C | 21.8°C | 428 | 27.7 | 12.412 h |
| March | 28.9°C21.9°C | 21.9°C | 372 | 29.0 | 12.112 h |
| April | 29.2°C21.9°C | 21.9°C | 260 | 25.5 | 11.912 h |
| May | 29.5°C21.5°C | 21.5°C | 122 | 16.8 | 11.812 h |
| June | 29.6°C20.9°C | 20.9°C | 70 | 10.7 | 11.712 h |
| July | 29.7°C20.2°C | 20.2°C | 36 | 6.1 | 11.712 h |
| August | 30.2°C20.0°C | 20.0°C | 21 | 3.9 | 11.912 h |
| September | 31.0°C20.9°C | 20.9°C | 41 | 6.4 | 12.112 h |
| October | 30.8°C21.9°C | 21.9°C | 135 | 16.0 | 12.312 h |
| November | 29.3°C22.2°C | 22.2°C | 297 | 25.8 | 12.512 h |
| December | 28.3°C22.0°C | 22.0°C | 391 | 28.5 | 12.613 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
January in nearby cities
- Kartasura in JanuaryIndonesia · 22 kmHigh 28.5°C · Low 22.1°C · 354 mm rain
- Yogyakarta in JanuaryIndonesia · 29 kmHigh 28.3°C · Low 22.5°C · 335 mm rain
- Wonosari in JanuaryIndonesia · 29 kmHigh 28.0°C · Low 22.9°C · 301 mm rain
- Surakarta in JanuaryIndonesia · 30 kmHigh 28.9°C · Low 22.6°C · 354 mm rain
- Sewon in JanuaryIndonesia · 33 kmHigh 28.4°C · Low 23.6°C · 283 mm rain
- Kasihan in JanuaryIndonesia · 33 kmHigh 28.1°C · Low 22.8°C · 335 mm rain
- Muntilan in JanuaryIndonesia · 37 kmHigh 27.3°C · Low 21.1°C · 421 mm rain
- Salatiga in JanuaryIndonesia · 43 kmHigh 26.7°C · Low 20.6°C · 502 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Klaten) is explained once on the Klaten year overview and on the Sources, method and limits page.