Weather in Denpasar in May
Indonesia · 20-year averages, May
Shoulder season. May is shoulder season in Denpasar — cheaper, quieter, and a genuine gamble. The heat itself is manageable at 29.7 °C, but 85% humidity is what you will actually feel.
May ranks 6 of 12 in Denpasar: past the worst of the year but short of August, which is the month to book if the dates are open.
This is persistent light rain rather than storms: 14 wet days but only 2 heavy ones. It rarely cancels anything outright, and it rarely fully clears either. A jacket beats an umbrella. Natural fibres and a second shirt for the day. At 85% nothing dries, including you.
What the averages hide
Averages flatten a month, and this one hides a few things: 10 days top 30 °C — hot spells arrive, but they break; the day barely swings — 4.4 °C between the overnight low and the afternoon high. Across the twenty years measured, the hottest May day reached 32.2 °C and the coldest night fell to 21.9 °C, and the wettest single day dropped 63 mm — roughly 77% of the month's rain in one day.
May is moderately variable: 8 mm in the driest year against 184 mm in the wettest, around an average of 82 mm. Roughly two Mays in three land near that average, and the third does something else entirely.
Wind is light at 5.4 km/h, so the temperature on the page is close to the temperature on your skin, and humidity at 85% is the real story though — it is the number that decides how the day feels, not the 29.7 °C.
How May sits in the year
Temperatures hold steady either side: 30.2 °C in April, 29.7 here, 28.8 in June. Nothing about the timing within the month matters much. Rain has already shifted: 6 days fewer than April had.
Daylight in May
Denpasar sits close enough to the equator that daylight barely moves all year — 11.7 hours in May, against a range of just 1 hour across the whole calendar. Sunrise and sunset land at roughly the same time whenever you come.
Sea temperature
The sea sits at about 28.3 °C in May — warm enough that the water offers no relief from the heat. The sea peaks at 29.2 °C in March and bottoms out at 25.7 °C — water lags the air by a month or two, which is why the best swimming often comes after the best weather.
How busy it gets
Quiet. Few other visitors, cheaper rooms, and a real chance some seasonal operators are shut.
Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.
May in Denpasar versus nearby
If Denpasar is one option among several, the nearby comparison is worth making. Surabaya is close enough to be a coin toss — within a degree on temperature, 4 days more rain. Labuan Bajo is close enough to be a coin toss — within a degree on temperature, the same number of rain days.
So: May is a compromise. August is 25 points better and is what Denpasar is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.
Every month in Denpasar
| Month | High °C | Low °C | Rain days | Rain mm | Humidity % | Daylight h | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|
| January | 29.8 | 25.7 | 27 | 316 | 86 | 12.6 | 28.9 | 47 |
| February | 29.8 | 25.8 | 25 | 252 | 86 | 12.4 | 29 | 47 |
| March | 30 | 25.8 | 24 | 201 | 85 | 12.2 | 29.2 | 47 |
| April | 30.2 | 25.8 | 20 | 123 | 85 | 11.9 | 29.1 | 46 |
| May | 29.7 | 25.3 | 14 | 82 | 85 | 11.7 | 28.3 | 58 |
| June | 28.8 | 24.4 | 10 | 54 | 85 | 11.6 | 27.3 | 70 |
| July | 28.3 | 23.6 | 7 | 40 | 83 | 11.7 | 26.3 | 79 |
| August | 28.7 | 23.2 | 5 | 24 | 81 | 11.8 | 25.7 | 83 |
| September | 30.1 | 23.8 | 5 | 38 | 80 | 12 | 26.1 | 77 |
| October | 31.5 | 24.9 | 9 | 57 | 79 | 12.3 | 27.1 | 64 |
| November | 31.7 | 25.8 | 18 | 134 | 81 | 12.5 | 28.5 | 44 |
| December | 30.5 | 25.9 | 27 | 272 | 84 | 12.6 | 29.2 | 46 |
See all twelve months in Denpasar, or where else to go in May.
Planning the rest of the trip
- Flight time to Denpasar how long you are actually in the air
- Denpasar time zone and the difference from home
- Days until your trip count down to the departure date