Arba Minch weather in September

In September, Arba Minch sees average daytime highs of 23°C and overnight lows near 16°C, with 198 mm of rain across 22.8 wet days and about 12 hours of daylight. It is the 9th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 6% of the time in September, and the air most often feels comfortable.

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 Arba Minch's 6th-clearest and 3rd-windiest month. For the whole year in context, see Arba Minch's year-round climate.

Daytime high
23°
9th warmest
Overnight low
16°
8th coldest
Rainfall
198 mm
22.8 wet days
Daylight
12 hours
6:23 AM – 6:25 PM
Cloud cover
68%
6th clearest
Wind
5 km/h
3rd windiest
Solar energy
5.15 kWh/m²
Travel score
4.7
out of 10

Arba Minch is city in Ethiopia.

Density
6,091/km²
people per km²

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 23°C through the month.

A typical September day in Arba Minch reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12316
22316
32316
42316
52316
62316
72316
82316
92316
102316
112316
122316
132316
142316
152316
162316
172316
182316
192316
202316
212316
222316
232316
242316
252316
262316
272316
282316
292316
302316

Arba Minch weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 16°80711.77.4
Feb26° / 16°736.711.87.0
Mar26° / 17°20114.9125.9
Apr25° / 16°45125.712.14.2
May24° / 16°44828.912.33.9
Jun22° / 16°16623.512.34.4
Jul21° / 15°12623.412.34.4
Aug22° / 16°12921.612.24.7
Sep23° / 16°19822.8124.7
Oct24° / 15°47928.511.94.0
Nov24° / 15°27718.311.75.5
Dec25° / 15°1169.711.77.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12278
22377
32377
42575
52575
62773
72773
82971
92971
103070
113169
123169
133268
143268
153268
163169
173169
183169
193070
203070
212872
222872
232674
242674
252575
262476
272278
282080
291981
301882

Chance of precipitation in September

Any precipitation

Arba Minch gets around 198 mm of rain over 22.8 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 76% and peaks near 89% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
171
271
371
471
571
671
771
871
971
1071
1171
1272
1372
1472
1573
1673
1774
1875
1975
2076
2178
2279
2380
2482
2583
2684
2785
2887
2988
3089

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
131654
230664
330664
430664
529674
629674
729674
828684
928675
1027685
1127685
1226695
1326686
1425696
1524706
1623716
1722717
1821727
1920737
2019738
2118748
2217749
23167410
24157510
25147511
26127612
27117613
28107614
2997615
3087616

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:26 AM to 6:21 AM, and sunset from 6:33 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:266:33
212.16:266:32
312.16:266:32
412.16:256:31
512.16:256:31
612.16:256:30
712.16:256:30
812.16:256:29
912.16:256:29
1012.16:246:28
1112.16:246:28
1212.16:246:27
1312.06:246:27
1412.06:246:26
1512.06:236:26
1612.06:236:25
1712.06:236:25
1812.06:236:24
1912.06:236:23
2012.06:226:23
2112.06:226:22
2212.06:226:22
2312.06:226:21
2412.06:226:21
2512.06:216:20
2612.06:216:20
2712.06:216:19
2812.06:216:19
2912.06:216:18
3012.06:216:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.15 kWh/m².

For context, solar energy here swings from a low near 3.94 kWh/m² to a high of 6.03 kWh/m² in February across the year — September's 5.15 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.0Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in September

Is September a good time to visit Arba Minch?

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

4.7
Sightseeing
6th-best month of the year
3.6
Beach & pool
7th-best month of the year

September is a reasonable time to visit Arba Minch for sightseeing.

What to pack for Arba Minch in September

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

In September, Arba Minch sees daytime highs around 23°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 23 days see rain.

rain gearlight clothessun protection

UV index in Arba Minch 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 Arba Minch peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 15Nov 21UV 11
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Arba Minch 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 Arba Minch is worst in December — around 37 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorDec 2237 µg/m³Apr 2324 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb35Moderate
Mar29Moderate
Apr24Moderate
May24Moderate
Jun32Moderate
Jul30Moderate
Aug25Moderate
Sep25Moderate
Oct25Moderate
Nov32Moderate
Dec37Poor
Location & terrain

Where is Arba Minch?

Arba Minch sits at 6.0°N, 37.5°E, 1,269 m above sea level, in Ethiopia. The nearest listed city is Ch’ench’a, 24 km away.

Topography around Arba Minch

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

Within 3 km, the terrain around Arba Minch has significant variations in elevation — a maximum elevation change of 430 m around an average of 1,303 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,669 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,890 m.

The land around Arba Minch is covered by shrubs (28%), artificial surfaces (24%) and trees (22%) within 3 km, shrubs (39%), water (22%) and trees (20%) within 16 km, and shrubs (46%) within 80 km.

3 km
430 m
16 km
1,669 m
80 km
2,890 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Ch’ench’a 24 km · Gīdolē 47 km · Kele 54 km · Yirga Ch’efē 73 km · Gasuba 76 km · Tebela 79 km · Felege Neway 79 km · Wenago 85 km

Ethiopia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F / L
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$933
2025
Happiness
4.0 / 10
World Happiness, 2025
Safe drinking water
14%
of population, 2024
Homicide rate
8.5
per 100k, 2012
Road deaths
28.2
per 100k/yr, 2019
Income group
Low
World Bank
English
Low
EF EPI 499
Religion
Ethiopian Orthodox 44%Muslim 31%Protestant 23%other 1%

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 Arba Minch (6.0333°, 37.55°, elevation 1,269 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. 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).