Ketanggungan in Spring
In spring (September, October and November), Ketanggungan sees average daytime highs around 30°C and overnight lows near 23°C, with 553 mm of rain over about 54 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 10% of the time across spring, and the air most often feels oppressive.
Spring is Ketanggungan's 2nd-best season to visit on our travel score. Ketanggungan 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 Ketanggungan's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 23°C
- Rainfall
- 553 mm
- 54 wet days
- Avg wind
- 6 km/h
- Travel score
- 3.8
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Ketanggungan in Spring
Across spring, daytime highs hold fairly steady around 30°C.
A typical spring day in Ketanggungan reaches about 30°C and drops to 23°C overnight. The warmest of the three months is October, the coolest September.
How spring really feels in Ketanggungan
Once humidity and wind are folded in, spring brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Ketanggungan 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 | 29° / 24° | 426 | 30.1 | 12.4 | 2.8 |
| Feb | 29° / 24° | 399 | 27.7 | 12.2 | 2.7 |
| Mar | 30° / 24° | 398 | 30.2 | 12 | 2.7 |
| Apr | 30° / 24° | 299 | 27.8 | 11.9 | 2.8 |
| May | 30° / 24° | 157 | 21.4 | 11.7 | 3.6 |
| Jun | 30° / 23° | 93 | 14.5 | 11.6 | 4.6 |
| Jul | 29° / 22° | 58 | 9.6 | 11.6 | 5.4 |
| Aug | 30° / 22° | 35 | 6.3 | 11.8 | 5.6 |
| Sep | 30° / 22° | 54 | 8.6 | 12 | 4.8 |
| Oct | 31° / 23° | 160 | 18.5 | 12.2 | 3.7 |
| Nov | 30° / 24° | 339 | 26.6 | 12.3 | 2.9 |
| Dec | 30° / 24° | 420 | 29.6 | 12.4 | 2.7 |
Cloud cover in Spring
The sky is clear or mostly clear about 10% of the time across spring.
Chance of precipitation in Spring
Ketanggungan gets around 553 mm of rain over 54 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 6 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 54 min in early September to 12 h 24 min 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 5.6 kWh/m².
Hazard calendar for Ketanggungan
In spring, Ketanggungan overlaps its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.
Ketanggungan sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Ketanggungan's rainy season runs November–April, when most of the year's rain falls.
Is spring a good time to visit Ketanggungan?
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 Ketanggungan.
What to pack for Ketanggungan in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Ketanggungan sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 54 days see rain.
Sea temperature near Ketanggungan 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 27 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 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 30 | 30 |
| 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 | 30 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 30 | Tropical |
| Dec | 30 | Tropical |
UV index in Ketanggungan in Spring
Clear-sky midday UV across spring averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ketanggungan peaks around March 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 16 at about 7 (very high).
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) | 12 | 12 | 14 | 11 | 8 | 7 | 9 | 11 | 12 | 12 | 7 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | High | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 8 | Very high |
| Jun | 7 | Very high |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 7 | High |
| Dec | 12 | Extreme |
Air quality in Ketanggungan in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Ketanggungan is worst in May — around 54 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 47 | 46 | 52 | 51 | 54 | 51 | 46 | 44 | 44 | 45 | 44 | 46 |
| Level | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 47 | Poor |
| Feb | 46 | Poor |
| Mar | 52 | Poor |
| Apr | 51 | Poor |
| May | 54 | Poor |
| Jun | 51 | Poor |
| Jul | 46 | Poor |
| Aug | 44 | Poor |
| Sep | 44 | Poor |
| Oct | 45 | Poor |
| Nov | 44 | Poor |
| Dec | 46 | Poor |
Where is Ketanggungan?
Ketanggungan sits at 6.9°S, 108.9°E, 16 m above sea level, in Indonesia. The nearest listed city is Bulakamba, 10 km away.
Topography around Ketanggungan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ketanggungan.
Within 3 km, the terrain around Ketanggungan has only modest variations in elevation — a maximum elevation change of 21 m around an average of 13 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 343 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,396 m.
The land around Ketanggungan is covered by cropland (56%) and artificial surfaces (22%) within 3 km, cropland (53%) and trees (21%) within 16 km, and trees (46%), water (27%) and cropland (21%) 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 Ketanggungan (-6.9383°, 108.891°, elevation 16 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.