Ubud weather in September

In September, Ubud sees average daytime highs of 26°C and overnight lows near 22°C, with 50 mm of rain across 10.5 wet days and about 12 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°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 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Ubud's 3rd-clearest and 4th-windiest month. For the whole year in context, see Ubud's year-round climate.

Daytime high
26°
10th warmest
Overnight low
22°
3rd coldest
Rainfall
50 mm
10.5 wet days
Daylight
12 hours
6:15 AM – 6:12 PM
Cloud cover
58%
3rd clearest
Wind
10 km/h
4th windiest
Solar energy
6.51 kWh/m²
Travel score
6.5
out of 10

Ubud is town in Bali, Indonesia.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical September day in Ubud reaches about 26°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, September runs on par with August and about 1°C cooler than October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12622
22622
32622
42622
52622
62622
72622
82622
92622
102622
112622
122622
132622
142622
152622
162622
172622
182722
192722
202722
212722
222722
232722
242722
252722
262722
272722
282722
292722
302722

Ubud weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°39228.912.43.5
Feb28° / 24°35626.612.33.3
Mar28° / 24°33227.912.13.4
Apr28° / 24°21323.411.83.9
May28° / 23°10316.811.65.5
Jun27° / 23°6512.611.56.1
Jul26° / 22°5011.311.66.5
Aug26° / 22°309.311.76.8
Sep26° / 22°5010.5126.5
Oct27° / 23°9215.712.25.6
Nov28° / 24°24323.312.44.2
Dec28° / 24°3642812.53.6

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 32% of September, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
25941
35941
45941
55941
65941
75941
85842
95842
105842
115743
125743
135644
145644
155644
165446
175446
185446
195347
205347
215248
225248
235248
245149
255050
264951
274852
284852
294753
304654

Chance of precipitation in September

Any precipitation

Ubud gets around 50 mm of rain over 10.5 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 35% and peaks near 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
130
231
331
431
531
631
731
831
932
1032
1132
1232
1333
1433
1534
1634
1735
1836
1937
2037
2138
2238
2339
2440
2540
2641
2741
2842
2943
3043

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 50% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
135839
235839
335740
435740
535641
635641
735641
825642
925642
1025543
1125444
1225345
1325345
1415346
1515247
1615148
1715148
1815049
1904951
2004951
2104852
2204654
2304555
2404456
2504357
2604258
2704159
2804060
2903961
3003862

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 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 18 minutes over September. Sunrise moves from 6:24 AM to 6:06 AM, and sunset from 6:14 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:246:14
211.86:236:14
311.96:226:13
411.96:226:13
511.96:216:13
611.96:216:13
711.96:206:13
811.96:206:13
911.96:196:13
1011.96:186:13
1111.96:186:13
1211.96:176:12
1311.96:166:12
1411.96:166:12
1511.96:156:12
1612.06:156:12
1712.06:146:12
1812.06:136:12
1912.06:136:11
2012.06:126:11
2112.06:126:11
2212.06:116:11
2312.06:106:11
2412.06:106:11
2512.06:096:11
2612.06:096:11
2712.06:086:11
2812.16:076:10
2912.16:076:10
3012.16:066:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.51 kWh/m².

For context, solar energy here swings from a low near 5.06 kWh/m² to a high of 6.79 kWh/m² in October across the year — September's 6.51 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.6Intense
236.6Intense
246.6Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
Planning a trip in September

Hazard calendar for Ubud

In seasonPeak

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

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

Ubud'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 Ubud?

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

6.5
Sightseeing
2nd-best month of the year
6.4
Beach & pool
2nd-best month of the year

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

What to pack for Ubud in September

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

In September, Ubud sees daytime highs around 26°C and nights near 22°C. Pack sun protection. Worth having: light clothes and rain gear. About 11 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Ubud in September

The nearest coast averages about 27°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 18 km away) 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.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun28Warm
Jul27Warm
Aug26Warm
Sep27Warm
Oct27Warm
Nov28Tropical
Dec29Tropical

UV index in Ubud in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks 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 Ubud peaks around March 16 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 16UV 14Jun 19UV 9
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Ubud 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 Ubud is worst in January — around 18 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1818 µg/m³Jul 2114 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb16Moderate
Mar17Moderate
Apr15Moderate
May16Moderate
Jun16Moderate
Jul14Moderate
Aug15Moderate
Sep16Moderate
Oct16Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is Ubud?

Ubud sits at 8.5°S, 115.3°E, 210 m above sea level, in Indonesia. The nearest listed city is Batubulan, 13 km away.

Topography around Ubud

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

Within 3 km, the terrain around Ubud has only modest variations in elevation — a maximum elevation change of 158 m around an average of 211 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 750 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,988 m.

The land around Ubud is covered by trees (48%), cropland (27%) and artificial surfaces (23%) within 3 km, trees (52%) and cropland (24%) within 16 km, and water (72%) and trees (23%) within 80 km.

3 km
158 m
16 km
750 m
80 km
2,988 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Batubulan 13 km · Klungkung 15 km · Tabanan 16 km · Denpasar 16 km · Dalung 17 km · Sanur 18 km · Seminyak 23 km · Sukawati 24 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 Ubud (-8.5098°, 115.2654°, elevation 210 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).