Salatiga weather in September

In September, Salatiga sees average daytime highs of 31°C and overnight lows near 21°C, with 53 mm of rain across 7.3 wet days and about 12 hours of daylight. It is the 2nd-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 23% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 54 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Salatiga's 4th-clearest and 1st-windiest month. For the whole year in context, see Salatiga's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
21°
4th coldest
Rainfall
53 mm
7.3 wet days
Daylight
12 hours
5:34 AM – 5:31 PM
Cloud cover
60%
4th clearest
Wind
6 km/h
1st windiest
Solar energy
6.02 kWh/m²
Travel score
4.8
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical September day in Salatiga reaches about 31°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53121
63121
73121
83121
93121
103121
113121
123121
133121
143121
153121
163121
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122

How September really feels in Salatiga

Once humidity and wind are folded in, September averages 20 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
20
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Salatiga weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 22°50230.212.43.0
Feb28° / 22°47327.812.22.9
Mar29° / 22°43030.1122.8
Apr29° / 22°2762711.83.0
May30° / 22°12618.911.74.1
Jun30° / 21°7612.111.64.9
Jul30° / 21°488.711.65.4
Aug30° / 21°325.211.85.6
Sep31° / 21°537.3124.8
Oct31° / 22°14816.512.23.8
Nov30° / 22°31325.312.33.0
Dec29° / 22°46729.212.42.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 26% of September, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55545
65545
75545
85545
95347
105347
115248
125248
135149
145149
154951
164852
174852
184852
194753
204654
214555
224555
234357
244258
254258
264258
274159
284060
294060
304060

Chance of precipitation in September

Any precipitation

Salatiga gets around 53 mm of rain over 7.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 37% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
121
221
321
421
520
620
720
820
920
1020
1120
1221
1321
1421
1522
1623
1723
1824
1925
2026
2127
2228
2329
2431
2532
2633
2734
2835
2936
3037

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the muggy band about 54% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13315412
23315412
33315412
43305512
53305611
63305611
73305611
83315511
93315511
103315511
113315511
123315511
133315511
142305612
152305612
162305513
172295514
182295514
192295415
202285416
211285417
221275418
231275418
241275319
251265320
261265320
271255321
280245422
290245422
300235423

Wind in September

Winds average 6 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over September. Sunrise moves from 5:42 AM to 5:26 AM, and sunset from 5:33 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:425:33
211.95:415:33
311.95:415:33
411.95:405:33
511.95:405:33
611.95:395:33
711.95:395:33
811.95:385:32
911.95:385:32
1011.95:375:32
1111.95:365:32
1211.95:365:32
1311.95:355:32
1411.95:355:31
1512.05:345:31
1612.05:345:31
1712.05:335:31
1812.05:325:31
1912.05:325:31
2012.05:315:31
2112.05:315:30
2212.05:305:30
2312.05:305:30
2412.05:295:30
2512.05:285:30
2612.05:285:30
2712.05:275:29
2812.05:275:29
2912.15:265:29
3012.15:265:29

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.02 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 6.02 kWh/m² in September across the year — September's 6.02 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Salatiga

In seasonPeak

None of Salatiga's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Salatiga sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Salatiga's monsoon runs November–April, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Salatiga?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.8
Sightseeing
4th-best month of the year
6.9
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Salatiga for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Salatiga in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Salatiga sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Salatiga in September

The nearest coast averages about 29°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 52 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.

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Salatiga in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Salatiga peaks around March 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 14 at about 7 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeVery highExtremeMar 16UV 14Jun 14UV 7
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7High
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov8Very high
Dec12Extreme

Air quality in Salatiga in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Salatiga is worst in April — around 58 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (September, 34 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorApr 2158 µg/m³Sep 1134 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb46Poor
Mar54Poor
Apr58Unhealthy
May57Unhealthy
Jun51Poor
Jul42Poor
Aug35Moderate
Sep34Moderate
Oct37Poor
Nov42Poor
Dec42Poor
Location & terrain

Where is Salatiga?

Salatiga sits at 7.3°S, 110.5°E, 571 m above sea level, in Indonesia. The nearest listed city is Ambarawa, 13 km away.

Topography around Salatiga

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Salatiga.

Within 3 km, the terrain around Salatiga has significant variations in elevation — a maximum elevation change of 258 m around an average of 586 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,042 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,293 m.

The land around Salatiga is covered by trees (51%) and artificial surfaces (41%) within 3 km, trees (69%) within 16 km, and trees (57%) and cropland (22%) within 80 km.

3 km
258 m
16 km
3,042 m
80 km
3,293 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Ambarawa 13 km · Ungaran 23 km · Boyolali 25 km · Mranggen 34 km · Magelang 34 km · Ngemplak 35 km · Muntilan 35 km · Mertoyudan 36 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
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Salatiga (-7.3319°, 110.4928°, elevation 571 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).