Srono in Spring
In spring (September, October and November), Srono sees average daytime highs around 28°C and overnight lows near 23°C, with 288 mm of rain over about 54 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 26°C in early September to 29°C by late November. The sky is clear or mostly clear about 22% of the time across spring, and the air most often feels oppressive.
Spring is Srono's 2nd-best season to visit on our travel score. Srono 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 Srono's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 288 mm
- 54 wet days
- Avg wind
- 8 km/h
- Travel score
- 4.9
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Srono in Spring
Over the season highs climb from about 26°C in early September to 29°C by late November.
A typical spring day in Srono reaches about 28°C and drops to 23°C overnight. The warmest of the three months is November, the coolest September.
How spring really feels in Srono
Once humidity and wind are folded in, spring brings about 38 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.
Srono 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° / 25° | 317 | 28.4 | 12.4 | 3.0 |
| Feb | 29° / 25° | 283 | 26.2 | 12.3 | 2.9 |
| Mar | 30° / 25° | 237 | 25.5 | 12.1 | 3.2 |
| Apr | 29° / 25° | 130 | 20.7 | 11.8 | 3.9 |
| May | 29° / 24° | 68 | 15.5 | 11.6 | 5.1 |
| Jun | 28° / 24° | 50 | 14.4 | 11.5 | 5.8 |
| Jul | 27° / 23° | 45 | 14.7 | 11.6 | 5.9 |
| Aug | 26° / 22° | 40 | 14.9 | 11.7 | 6.0 |
| Sep | 27° / 23° | 52 | 15.2 | 12 | 5.8 |
| Oct | 28° / 24° | 70 | 16.3 | 12.2 | 5.2 |
| Nov | 29° / 24° | 167 | 22.3 | 12.4 | 3.8 |
| Dec | 29° / 25° | 267 | 27.2 | 12.5 | 3.1 |
Cloud cover in Spring
The sky is clear or mostly clear about 22% of the time across spring.
Chance of precipitation in Spring
Srono gets around 288 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 8 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 48 min in early September to 12 h 30 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 6.4 kWh/m².
Hazard calendar for Srono
In spring, Srono overlaps its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.
Srono sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Srono's monsoon runs November–March, when most of the year's rain falls.
Is spring a good time to visit Srono?
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 reasonable time to visit Srono for sightseeing.
What to pack for Srono in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Srono sees daytime highs around 28°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 54 days see rain.
Sea temperature near Srono in Spring
The nearest coast averages about 27°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in March at about 29°C and coldest in August near 26°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 | 28 | 27 | 26 | 26 | 26 | 27 | 28 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 28 | Tropical |
| Jun | 27 | Warm |
| Jul | 26 | Warm |
| Aug | 26 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 28 | Tropical |
| Dec | 29 | Tropical |
UV index in Srono 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 Srono peaks around March 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 9 (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) | 13 | 12 | 14 | 13 | 10 | 9 | 10 | 12 | 13 | 13 | 11 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 13 | Extreme |
| May | 10 | Extreme |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 12 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 11 | Extreme |
| Dec | 12 | Extreme |
Air quality in Srono 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 Srono is worst in July — around 46 µg/m³ PM2.5 (poor), about 1.9× the cleanest month (September, 24 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 33 | 31 | 37 | 35 | 31 | 34 | 46 | 34 | 24 | 29 | 27 | 29 |
| Level | Moderate | Moderate | Poor | Poor | Moderate | Moderate | Poor | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 33 | Moderate |
| Feb | 31 | Moderate |
| Mar | 37 | Poor |
| Apr | 35 | Poor |
| May | 31 | Moderate |
| Jun | 34 | Moderate |
| Jul | 46 | Poor |
| Aug | 34 | Moderate |
| Sep | 24 | Moderate |
| Oct | 29 | Moderate |
| Nov | 27 | Moderate |
| Dec | 29 | Moderate |
Where is Srono?
Srono sits at 8.4°S, 114.3°E, 60 m above sea level, in Indonesia. The nearest listed city is Muncar, 8.0 km away.
Topography around Srono
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Srono.
Within 3 km, the terrain around Srono has only modest variations in elevation — a maximum elevation change of 65 m around an average of 61 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 298 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,219 m.
The land around Srono is covered by cropland (46%) and trees (40%) within 3 km, trees (43%) and cropland (32%) within 16 km, and water (49%) and trees (41%) 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 Srono (-8.4°, 114.2666°, elevation 60 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.