Climate averages 1991–2020
Semarang weather
in April.
A hot, very wet month: the 8th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a hot month in Semarang: daytime highs average 29.1°C and nights cool to about 23.4°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 237 mm of rain on roughly 26 days, which makes April a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 57 min on an average April day.
The nearest other city in this atlas is Ungaran (16 km away). In April its highs average 27.7°C, 1.4°C cooler than Semarang, with 276 mm of rain.
Among the 200 cities listed in Indonesia, Semarang ranks joint 123rd of 200 for the warmest April highs and 96th of 200 for the driest April (rainfall, lowest first). The mean April high of those 200 cities is 29.0°C; Semarang is 0.1°C warmer than that mean.
From April to May, average highs rise by 0.5°C to 29.6°C, and monthly rainfall falls from 237 mm to 102 mm.
The annual picture
April 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
Semarang climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.7°C23.5°C | 23.5°C | 391 | 29.9 | 12.512 h |
| February | 27.7°C23.5°C | 23.5°C | 356 | 27.4 | 12.312 h |
| March | 28.4°C23.4°C | 23.4°C | 345 | 29.3 | 12.112 h |
| April, selected | 29.1°C23.4°C | 23.4°C | 237 | 25.9 | 12.012 h |
| May | 29.6°C23.3°C | 23.3°C | 102 | 16.4 | 11.812 h |
| June | 29.9°C23.0°C | 23.0°C | 60 | 10.4 | 11.712 h |
| July | 30.4°C22.7°C | 22.7°C | 38 | 6.5 | 11.812 h |
| August | 31.1°C22.8°C | 22.8°C | 23 | 3.9 | 11.912 h |
| September | 31.7°C23.6°C | 23.6°C | 44 | 6.1 | 12.112 h |
| October | 31.3°C24.1°C | 24.1°C | 139 | 15.3 | 12.312 h |
| November | 29.7°C23.9°C | 23.9°C | 282 | 25.6 | 12.412 h |
| December | 28.4°C23.5°C | 23.5°C | 416 | 29.2 | 12.513 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
April in nearby cities
- Ungaran in AprilIndonesia · 16 kmHigh 27.7°C · Low 21.5°C · 276 mm rain
- Salatiga in AprilIndonesia · 39 kmHigh 27.7°C · Low 20.8°C · 276 mm rain
- Kudus in AprilIndonesia · 51 kmHigh 30.6°C · Low 23.4°C · 273 mm rain
- Jepara in AprilIndonesia · 52 kmHigh 29.6°C · Low 24.8°C · 249 mm rain
- Purwodadi in AprilIndonesia · 56 kmHigh 30.3°C · Low 23.0°C · 212 mm rain
- Magelang in AprilIndonesia · 58 kmHigh 27.8°C · Low 20.7°C · 312 mm rain
- Batang in AprilIndonesia · 65 kmHigh 29.5°C · Low 25.3°C · 249 mm rain
- Muntilan in AprilIndonesia · 67 kmHigh 28.0°C · Low 21.1°C · 312 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 Semarang) is explained once on the Semarang year overview and on the Sources, method and limits page.