Sabang weather in September

In September, Sabang sees average daytime highs of 28°C and overnight lows near 26°C, with 180 mm of rain across 19.6 wet days and about 12 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 5% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Sabang's 10th-clearest and 6th-windiest month. For the whole year in context, see Sabang's year-round climate.

Daytime high: 28°; 7th warmest
Overnight low: 26°; 5th coldest
Rainfall: 180 mm; 19.6 wet days
Daylight: 12 hours; 6:32 AM – 6:34 PM
Cloud cover: 85%; 10th clearest
Wind: 20 km/h; 6th windiest
Solar energy: 5.41 kWh/m²
Travel score: 4.6; out of 10

Sabang is city in Aceh Province, Indonesia.

Density: 284/km²; people per km²

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

← August Sabang year-round climate October →Best places to visit in September

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical September day in Sabang reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, September runs on par with August and on par with October.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28
Avg low (°C)	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26

	Avg high (°C)	Avg low (°C)
1	28	26
2	28	26
3	28	26
4	28	26
5	28	26
6	28	26
7	28	26
8	28	26
9	28	26
10	28	26
11	28	26
12	28	26
13	28	26
14	28	26
15	28	26
16	28	26
17	28	26
18	28	26
19	28	26
20	28	26
21	28	26
22	28	26
23	28	26
24	28	26
25	28	26
26	28	26
27	28	26
28	28	26
29	28	26
30	28	26

How September really feels in Sabang

Once humidity and wind are folded in, September averages 0 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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sabang weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	27° / 26°	151	19.8	11.7	4.9
Feb	28° / 26°	75	13.1	11.8	5.6
Mar	28° / 27°	91	14.8	12	5.1
Apr	29° / 27°	120	19.1	12.1	4.3
May	29° / 27°	185	19.2	12.3	4.2
Jun	29° / 27°	114	14.6	12.3	4.7
Jul	28° / 27°	119	15.1	12.3	4.9
Aug	28° / 27°	147	16.4	12.2	4.9
Sep	28° / 26°	180	19.6	12	4.6
Oct	27° / 26°	252	25.3	11.9	4.0
Nov	27° / 26°	340	27.1	11.7	3.6
Dec	27° / 26°	308	25.5	11.7	4.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 6% of September, with mostly cloudy or overcast conditions the remaining 89%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	11	11	11	11	11	11	11	13	12	12	12	12	12	12	13	13	13	12	12	12	11	11	11	11	11	11	11	10	10	11
Cloudier (%)	89	89	89	89	89	89	89	87	88	88	88	88	88	88	87	87	87	88	88	88	89	89	89	89	89	89	89	90	90	89

	Clearer (%)	Cloudier (%)
1	11	89
2	11	89
3	11	89
4	11	89
5	11	89
6	11	89
7	11	89
8	13	87
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	12	88
15	13	87
16	13	87
17	13	87
18	12	88
19	12	88
20	12	88
21	11	89
22	11	89
23	11	89
24	11	89
25	11	89
26	11	89
27	11	89
28	10	90
29	10	90
30	11	89

Chance of precipitation in September

Any precipitation

Sabang gets around 180 mm of rain over 19.6 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 66% and peaks near 74% on the wettest days. The odds climb toward the end of the month.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	63	63	63	63	63	63	63	63	63	63	63	63	63	63	63	63	64	64	65	66	67	67	68	69	70	71	72	73	73	74

	Rain chance (%)
1	63
2	63
3	63
4	63
5	63
6	63
7	63
8	63
9	63
10	63
11	63
12	63
13	63
14	63
15	63
16	63
17	64
18	64
19	65
20	66
21	67
22	67
23	68
24	69
25	70
26	71
27	72
28	73
29	73
30	74

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 73% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Oppressive (%)	72	73	74	74	75	75	75	75	75	74	74	74	73	73	73	72	72	72	72	72	72	73	73	73	74	74	74	74	74	74
Miserable (%)	28	27	26	26	25	25	25	25	25	26	26	26	27	27	27	28	28	28	28	28	28	27	27	27	26	26	26	26	26	26

	Oppressive (%)	Miserable (%)
1	72	28
2	73	27
3	74	26
4	74	26
5	75	25
6	75	25
7	75	25
8	75	25
9	75	25
10	74	26
11	74	26
12	74	26
13	73	27
14	73	27
15	73	27
16	72	28
17	72	28
18	72	28
19	72	28
20	72	28
21	72	28
22	73	27
23	73	27
24	73	27
25	74	26
26	74	26
27	74	26
28	74	26
29	74	26
30	74	26

Wind in September

Winds average 20 km/h in September.

Across September, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	21	21	21	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20	20
Feels	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

	Wind speed (km/h)	Feels
1	21	breezy
2	21	breezy
3	21	breezy
4	20	breezy
5	20	breezy
6	20	breezy
7	20	breezy
8	20	breezy
9	20	breezy
10	20	breezy
11	20	breezy
12	20	breezy
13	20	breezy
14	20	breezy
15	20	breezy
16	20	breezy
17	20	breezy
18	20	breezy
19	20	breezy
20	20	breezy
21	20	breezy
22	20	breezy
23	20	breezy
24	20	breezy
25	20	light breeze
26	20	light breeze
27	20	light breeze
28	20	light breeze
29	20	light breeze
30	20	light breeze

Sunrise & sunset in September

DaylightNight

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

Days shrink by about 6 minutes over September. Sunrise moves from 6:35 AM to 6:29 AM, and sunset from 6:42 PM to 6:27 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0
Sunrise (AM)	6:35	6:35	6:35	6:35	6:34	6:34	6:34	6:34	6:34	6:33	6:33	6:33	6:33	6:33	6:32	6:32	6:32	6:32	6:31	6:31	6:31	6:31	6:31	6:30	6:30	6:30	6:30	6:30	6:30	6:29
Sunset (PM)	6:42	6:41	6:41	6:40	6:40	6:39	6:39	6:38	6:38	6:37	6:37	6:36	6:36	6:35	6:35	6:34	6:33	6:33	6:32	6:32	6:31	6:31	6:30	6:30	6:29	6:29	6:28	6:28	6:27	6:27

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.1	6:35	6:42
2	12.1	6:35	6:41
3	12.1	6:35	6:41
4	12.1	6:35	6:40
5	12.1	6:34	6:40
6	12.1	6:34	6:39
7	12.1	6:34	6:39
8	12.1	6:34	6:38
9	12.1	6:34	6:38
10	12.1	6:33	6:37
11	12.1	6:33	6:37
12	12.1	6:33	6:36
13	12.0	6:33	6:36
14	12.0	6:33	6:35
15	12.0	6:32	6:35
16	12.0	6:32	6:34
17	12.0	6:32	6:33
18	12.0	6:32	6:33
19	12.0	6:31	6:32
20	12.0	6:31	6:32
21	12.0	6:31	6:31
22	12.0	6:31	6:31
23	12.0	6:31	6:30
24	12.0	6:30	6:30
25	12.0	6:30	6:29
26	12.0	6:30	6:29
27	12.0	6:30	6:28
28	12.0	6:30	6:28
29	12.0	6:30	6:27
30	12.0	6:29	6:27

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.41 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.05 kWh/m² in March across the year — September's 5.41 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.5	5.5	5.5	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.3	5.3	5.3	5.3	5.3	5.3	5.2	5.2	5.2	5.2
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	5.4	Bright
2	5.4	Bright
3	5.4	Bright
4	5.4	Bright
5	5.4	Bright
6	5.4	Bright
7	5.4	Bright
8	5.4	Bright
9	5.5	Bright
10	5.5	Bright
11	5.5	Bright
12	5.4	Bright
13	5.4	Bright
14	5.4	Bright
15	5.4	Bright
16	5.4	Bright
17	5.4	Bright
18	5.4	Bright
19	5.4	Bright
20	5.4	Bright
21	5.3	Bright
22	5.3	Bright
23	5.3	Bright
24	5.3	Bright
25	5.3	Bright
26	5.3	Bright
27	5.2	Bright
28	5.2	Bright
29	5.2	Bright
30	5.2	Bright

Planning a trip in September

Hazard calendar for Sabang

In seasonPeak

In September, Sabang sits inside its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.

Sabang sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Sabang's rainy season runs September–December, when most of the year's rain falls.

Cyclone

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is September a good time to visit Sabang?

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

4.6

Sightseeing

7th-best month of the year

4.9

Beach & pool

9th-best month of the year

September is a reasonable time to visit Sabang for sightseeing.

What to pack for Sabang in September

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

In September, Sabang sees daytime highs around 28°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection and a windbreaker. About 20 days see rain.

light clothesrain gearsun protectiona windbreaker

Sea temperature near Sabang 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 offshore is warmest in May at about 30°C and coldest in January near 28°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)	28	29	29	30	30	30	30	29	29	29	29	28
Comfort	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical

	Sea temperature (°C)	Comfort
Jan	28	Tropical
Feb	29	Tropical
Mar	29	Tropical
Apr	30	Tropical
May	30	Tropical
Jun	30	Tropical
Jul	30	Tropical
Aug	29	Tropical
Sep	29	Tropical
Oct	29	Tropical
Nov	29	Tropical
Dec	28	Tropical

UV index in Sabang 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 Sabang peaks around February 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (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)	11	14	13	13	12	12	11	13	13	13	10	10
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high

	UV index (midday)	Level
Jan	11	Extreme
Feb	14	Extreme
Mar	13	Extreme
Apr	13	Extreme
May	12	Extreme
Jun	12	Extreme
Jul	11	Extreme
Aug	13	Extreme
Sep	13	Extreme
Oct	13	Extreme
Nov	10	Extreme
Dec	10	Very high

Location & terrain

Where is Sabang?

Sabang sits at 5.9°N, 95.3°E, 16 m above sea level, in Indonesia. The nearest listed city is Banda Aceh, 39 km away.

Topography around Sabang

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

Within 3 km, the terrain around Sabang has significant variations in elevation — a maximum elevation change of 277 m around an average of 23 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 634 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,124 m.

The land around Sabang is covered by water (65%) and trees (26%) within 3 km, water (85%) within 16 km, and water (75%) and trees (21%) within 80 km.

3 km

277 m

water 65%

16 km

634 m

water 85%

80 km

2,124 m

water 75%

treesgrasslandcroplandartificial surfaceswater

← August Sabang year-round climate October →Best places to visit in September

September weather nearby: Banda Aceh 39 km · Sigli 91 km · Reuleuet 131 km · Bireun 171 km · Meulaboh 214 km · Lhokseumawe 218 km · Blangpidie 292 km · Langsa 333 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 Sabang (5.8897°, 95.3164°, 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. 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).

	Avg high (°C)	Avg low (°C)
1	28	26
2	28	26
3	28	26
4	28	26
5	28	26
6	28	26
7	28	26
8	28	26
9	28	26
10	28	26
11	28	26
12	28	26
13	28	26
14	28	26
15	28	26
16	28	26
17	28	26
18	28	26
19	28	26
20	28	26
21	28	26
22	28	26
23	28	26
24	28	26
25	28	26
26	28	26
27	28	26
28	28	26
29	28	26
30	28	26

	Clearer (%)	Cloudier (%)
1	11	89
2	11	89
3	11	89
4	11	89
5	11	89
6	11	89
7	11	89
8	13	87
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	12	88
15	13	87
16	13	87
17	13	87
18	12	88
19	12	88
20	12	88
21	11	89
22	11	89
23	11	89
24	11	89
25	11	89
26	11	89
27	11	89
28	10	90
29	10	90
30	11	89

	Rain chance (%)
1	63
2	63
3	63
4	63
5	63
6	63
7	63
8	63
9	63
10	63
11	63
12	63
13	63
14	63
15	63
16	63
17	64
18	64
19	65
20	66
21	67
22	67
23	68
24	69
25	70
26	71
27	72
28	73
29	73
30	74

	Oppressive (%)	Miserable (%)
1	72	28
2	73	27
3	74	26
4	74	26
5	75	25
6	75	25
7	75	25
8	75	25
9	75	25
10	74	26
11	74	26
12	74	26
13	73	27
14	73	27
15	73	27
16	72	28
17	72	28
18	72	28
19	72	28
20	72	28
21	72	28
22	73	27
23	73	27
24	73	27
25	74	26
26	74	26
27	74	26
28	74	26
29	74	26
30	74	26

	Avg high (°C)	Avg low (°C)
1	28	26
2	28	26
3	28	26
4	28	26
5	28	26
6	28	26
7	28	26
8	28	26
9	28	26
10	28	26
11	28	26
12	28	26
13	28	26
14	28	26
15	28	26
16	28	26
17	28	26
18	28	26
19	28	26
20	28	26
21	28	26
22	28	26
23	28	26
24	28	26
25	28	26
26	28	26
27	28	26
28	28	26
29	28	26
30	28	26

	Clearer (%)	Cloudier (%)
1	11	89
2	11	89
3	11	89
4	11	89
5	11	89
6	11	89
7	11	89
8	13	87
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	12	88
15	13	87
16	13	87
17	13	87
18	12	88
19	12	88
20	12	88
21	11	89
22	11	89
23	11	89
24	11	89
25	11	89
26	11	89
27	11	89
28	10	90
29	10	90
30	11	89

	Rain chance (%)
1	63
2	63
3	63
4	63
5	63
6	63
7	63
8	63
9	63
10	63
11	63
12	63
13	63
14	63
15	63
16	63
17	64
18	64
19	65
20	66
21	67
22	67
23	68
24	69
25	70
26	71
27	72
28	73
29	73
30	74

	Oppressive (%)	Miserable (%)
1	72	28
2	73	27
3	74	26
4	74	26
5	75	25
6	75	25
7	75	25
8	75	25
9	75	25
10	74	26
11	74	26
12	74	26
13	73	27
14	73	27
15	73	27
16	72	28
17	72	28
18	72	28
19	72	28
20	72	28
21	72	28
22	73	27
23	73	27
24	73	27
25	74	26
26	74	26
27	74	26
28	74	26
29	74	26
30	74	26

	Avg high (°C)	Avg low (°C)
1	28	26
2	28	26
3	28	26
4	28	26
5	28	26
6	28	26
7	28	26
8	28	26
9	28	26
10	28	26
11	28	26
12	28	26
13	28	26
14	28	26
15	28	26
16	28	26
17	28	26
18	28	26
19	28	26
20	28	26
21	28	26
22	28	26
23	28	26
24	28	26
25	28	26
26	28	26
27	28	26
28	28	26
29	28	26
30	28	26

	Clearer (%)	Cloudier (%)
1	11	89
2	11	89
3	11	89
4	11	89
5	11	89
6	11	89
7	11	89
8	13	87
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	12	88
15	13	87
16	13	87
17	13	87
18	12	88
19	12	88
20	12	88
21	11	89
22	11	89
23	11	89
24	11	89
25	11	89
26	11	89
27	11	89
28	10	90
29	10	90
30	11	89

	Rain chance (%)
1	63
2	63
3	63
4	63
5	63
6	63
7	63
8	63
9	63
10	63
11	63
12	63
13	63
14	63
15	63
16	63
17	64
18	64
19	65
20	66
21	67
22	67
23	68
24	69
25	70
26	71
27	72
28	73
29	73
30	74

	Oppressive (%)	Miserable (%)
1	72	28
2	73	27
3	74	26
4	74	26
5	75	25
6	75	25
7	75	25
8	75	25
9	75	25
10	74	26
11	74	26
12	74	26
13	73	27
14	73	27
15	73	27
16	72	28
17	72	28
18	72	28
19	72	28
20	72	28
21	72	28
22	73	27
23	73	27
24	73	27
25	74	26
26	74	26
27	74	26
28	74	26
29	74	26
30	74	26