Climate averages 1991–2020
Batu weather
in January.
A warm, very wet month: the coolest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a warm month in Batu: daytime highs average 25.7°C and nights cool to about 20.1°C. By daytime temperature it is the coolest month of the year.
Expect about 509 mm of rain on roughly 30 days, which makes January a very wet month (the wettest month 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 Singosari (15 km away). In January its highs average 27.5°C, 1.8°C warmer than Batu, with 387 mm of rain.
Among the 200 cities listed in Indonesia, Batu ranks 189th of 200 for the warmest January highs and 196th of 200 for the driest January (rainfall, lowest first). The mean January high of those 200 cities is 28.2°C; Batu is 2.6°C cooler than that mean.
From January to February, average highs rise by 0.1°C to 25.8°C, and monthly rainfall falls from 509 mm to 498 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
Batu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 25.7°C20.1°C | 20.1°C | 509 | 29.7 | 12.513 h |
| February | 25.8°C20.0°C | 20.0°C | 498 | 27.8 | 12.412 h |
| March | 26.0°C20.0°C | 20.0°C | 464 | 28.9 | 12.212 h |
| April | 26.2°C20.0°C | 20.0°C | 295 | 25.5 | 11.912 h |
| May | 26.6°C19.4°C | 19.4°C | 138 | 18.5 | 11.812 h |
| June | 26.5°C18.7°C | 18.7°C | 72 | 12.8 | 11.712 h |
| July | 26.6°C17.8°C | 17.8°C | 51 | 9.8 | 11.712 h |
| August | 27.3°C17.6°C | 17.6°C | 37 | 7.4 | 11.912 h |
| September | 28.4°C18.5°C | 18.5°C | 56 | 8.1 | 12.112 h |
| October | 28.4°C19.5°C | 19.5°C | 152 | 15.4 | 12.312 h |
| November | 27.0°C20.2°C | 20.2°C | 326 | 23.3 | 12.512 h |
| December | 25.8°C20.1°C | 20.1°C | 436 | 28.4 | 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
- Singosari in JanuaryIndonesia · 15 kmHigh 27.5°C · Low 21.6°C · 387 mm rain
- Malang in JanuaryIndonesia · 17 kmHigh 27.3°C · Low 21.7°C · 387 mm rain
- Lawang in JanuaryIndonesia · 19 kmHigh 27.6°C · Low 21.4°C · 510 mm rain
- Pare in JanuaryIndonesia · 38 kmHigh 28.5°C · Low 22.5°C · 323 mm rain
- Bangil in JanuaryIndonesia · 44 kmHigh 29.1°C · Low 22.8°C · 298 mm rain
- Mojokerto in JanuaryIndonesia · 46 kmHigh 29.8°C · Low 23.0°C · 517 mm rain
- Blitar in JanuaryIndonesia · 47 kmHigh 28.1°C · Low 22.5°C · 341 mm rain
- Jombang in JanuaryIndonesia · 49 kmHigh 29.4°C · Low 23.0°C · 286 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 Batu) is explained once on the Batu year overview and on the Sources, method and limits page.