Palu in Spring
In spring (September, October and November), Palu sees average daytime highs around 28°C and overnight lows near 21°C, with 997 mm of rain over about 86 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across spring, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 1% of the time across spring, and the air most often feels oppressive.
Spring is Palu's weakest season of the year to visit on our travel score. Palu has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Palu's year-round climate.
- Avg daytime high
- 28°C
- 2nd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 997 mm
- 86 wet days
- Avg wind
- 3 km/h
- Travel score
- 3.4
- weakest season of the year
- Months
- Sep · Oct · Nov
Temperature in Palu in Spring
Across spring, daytime highs hold fairly steady around 28°C.
A typical spring day in Palu reaches about 28°C and drops to 21°C overnight. The warmest of the three months is October, the coolest September.
Palu weather by month
How the three spring months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 21° | 259 | 27.9 | 12 | 3.5 |
| Feb | 28° / 21° | 244 | 25 | 12 | 3.6 |
| Mar | 28° / 21° | 289 | 28.3 | 12 | 3.5 |
| Apr | 28° / 21° | 313 | 27.8 | 12 | 3.4 |
| May | 28° / 21° | 340 | 28.8 | 12 | 3.4 |
| Jun | 27° / 21° | 332 | 28.3 | 11.9 | 3.5 |
| Jul | 27° / 21° | 331 | 28.4 | 12 | 3.6 |
| Aug | 28° / 21° | 314 | 28.1 | 12 | 3.7 |
| Sep | 28° / 21° | 335 | 28.2 | 12 | 3.5 |
| Oct | 28° / 21° | 342 | 29.1 | 12 | 3.4 |
| Nov | 28° / 21° | 321 | 28.6 | 12 | 3.3 |
| Dec | 28° / 21° | 264 | 27.5 | 12.1 | 3.5 |
Cloud cover in Spring
The sky is clear or mostly clear about 1% of the time across spring.
Chance of precipitation in Spring
Palu gets around 997 mm of rain over 86 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 3 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 12 hours in early September to 12 hours by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.0 kWh/m².
Is spring a good time to visit Palu?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Palu.
What to pack for Palu in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Palu sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 86 days see rain.
Sea temperature near Palu in Spring
The nearest coast averages about 29°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 42 km away) is warmest in May at about 30°C and coldest in February near 29°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Palu in Spring
Clear-sky midday UV across spring averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Palu peaks around February 20 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 11 (extreme).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 16 | 16 | 14 | 12 | 11 | 12 | 13 | 13 | 13 | 13 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 16 | Extreme |
| Mar | 16 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 12 | Extreme |
Where is Palu?
Palu sits at 0.9°S, 119.9°E, 9 m above sea level, in Indonesia. The nearest listed city is Poso, 112 km away.
Topography around Palu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Palu.
Within 3 km, the terrain around Palu has only modest variations in elevation — a maximum elevation change of 96 m around an average of 29 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,194 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,505 m.
The land around Palu is covered by artificial surfaces (78%) within 3 km, trees (56%) and grassland (23%) within 16 km, and trees (56%) and water (40%) within 80 km.
Indonesia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $5,060
- 2025
- Happiness
- 5.6 / 10
- World Happiness, 2025
- Safe drinking water
- 30%
- of population, 2024
- Homicide rate
- 0.3
- per 100k, 2022
- Road deaths
- 11.3
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 471
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Palu (-0.9083°, 119.8708°, elevation 9 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.