Climate averages 1991–2020
Lumajang weather
in May.
A hot, wet month: the joint 7th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Lumajang: daytime highs average 29.0°C and nights cool to about 23.4°C. By daytime temperature it is the joint 7th warmest of the 12 months.
Expect about 92 mm of rain on roughly 16 days, which makes May a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 45 min on an average May day.
The nearest other city in this atlas is Probolinggo (42 km away). In May its highs average 29.3°C, about as warm as Lumajang, with 46 mm of rain.
Among the 200 cities listed in Indonesia, Lumajang ranks joint 130th of 200 for the warmest May highs and 34th of 200 for the driest May (rainfall, lowest first). The mean May high of those 200 cities is 29.2°C; Lumajang is 0.2°C cooler than that mean.
From May to June, average highs fall by 0.7°C to 28.3°C, and monthly rainfall falls from 92 mm to 62 mm.
The annual picture
May 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
Lumajang climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.0°C23.8°C | 23.8°C | 357 | 28.7 | 12.513 h |
| February | 29.1°C23.7°C | 23.7°C | 352 | 26.8 | 12.412 h |
| March | 29.4°C23.9°C | 23.9°C | 283 | 26.8 | 12.212 h |
| April | 29.4°C23.9°C | 23.9°C | 163 | 23.0 | 11.912 h |
| May, selected | 29.0°C23.4°C | 23.4°C | 92 | 15.6 | 11.712 h |
| June | 28.3°C22.6°C | 22.6°C | 62 | 12.7 | 11.712 h |
| July | 27.6°C21.6°C | 21.6°C | 44 | 11.3 | 11.712 h |
| August | 27.9°C21.2°C | 21.2°C | 35 | 10.4 | 11.812 h |
| September | 29.0°C21.7°C | 21.7°C | 67 | 12.1 | 12.112 h |
| October | 29.9°C22.9°C | 22.9°C | 96 | 16.8 | 12.312 h |
| November | 29.6°C23.7°C | 23.7°C | 227 | 23.5 | 12.512 h |
| December | 29.1°C23.8°C | 23.8°C | 316 | 27.0 | 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
May in nearby cities
- Probolinggo in MayIndonesia · 42 kmHigh 29.3°C · Low 24.5°C · 46 mm rain
- Jember in MayIndonesia · 52 kmHigh 29.2°C · Low 22.1°C · 108 mm rain
- Pasuruan in MayIndonesia · 65 kmHigh 29.7°C · Low 22.8°C · 43 mm rain
- Lawang in MayIndonesia · 67 kmHigh 28.6°C · Low 20.8°C · 80 mm rain
- Singosari in MayIndonesia · 67 kmHigh 28.5°C · Low 21.2°C · 87 mm rain
- Malang in MayIndonesia · 68 kmHigh 28.2°C · Low 21.0°C · 87 mm rain
- Bangil in MayIndonesia · 74 kmHigh 30.3°C · Low 22.4°C · 49 mm rain
- Batu in MayIndonesia · 82 kmHigh 26.6°C · Low 19.4°C · 138 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 Lumajang) is explained once on the Lumajang year overview and on the Sources, method and limits page.