Bako weather in September

In September, Bako sees average daytime highs of 27°C and overnight lows near 19°C, with 136 mm of rain across 17.5 wet days and about 12 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 10% of the time in September, and the air most often feels humid.

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 Bako's 6th-clearest and 2nd-windiest month. For the whole year in context, see Bako's year-round climate.

Daytime high
27°
5th warmest
Overnight low
19°
12th coldest
Rainfall
136 mm
17.5 wet days
Daylight
12 hours
6:27 AM – 6:29 PM
Cloud cover
65%
6th clearest
Wind
4 km/h
2nd windiest
Solar energy
4.94 kWh/m²
Travel score
5.2
out of 10

Bako is place in Ethiopia.

Density
3,831/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 27°C through the month.

A typical September day in Bako reaches about 27°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12719
22719
32719
42719
52719
62719
72719
82719
92719
102719
112719
122719
132719
142719
152819
162819
172819
182819
192819
202819
212818
222818
232818
242818
252818
262818
272718
282718
292718
302718

Bako weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°898.711.75.8
Feb30° / 18°56811.85.1
Mar30° / 18°16016.6124.4
Apr27° / 18°33024.812.14.0
May26° / 18°28723.912.34.4
Jun26° / 18°14117.812.35.4
Jul26° / 18°12015.312.35.7
Aug26° / 19°11815.212.25.6
Sep27° / 19°13617.5125.2
Oct27° / 18°27925.311.94.2
Nov27° / 17°25021.311.74.8
Dec28° / 17°14713.711.76.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 28% of September, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23763
33763
43862
53862
63961
73961
84060
94060
104258
114258
124258
134258
144258
154258
164258
174258
184258
194159
204060
214060
223862
233763
243664
253565
263367
273268
283169
293070
302872

Chance of precipitation in September

Any precipitation

Bako gets around 136 mm of rain over 17.5 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 58% and peaks near 71% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
154
254
354
454
554
654
754
854
954
1054
1154
1254
1354
1454
1554
1654
1755
1855
1956
2057
2158
2260
2361
2463
2564
2666
2767
2869
2970
3071

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11143460
21143460
31143460
41143460
51044460
61044460
71044460
8945460
9945460
10945460
11845460
12845470
13745470
14746470
15745480
16645490
17545500
18544510
19443530
20442540
21341560
22339580
23338590
24236611
25234631
26232651
27229681
28227701
29225721
30223741

Wind in September

Winds average 4 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
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 6:30 AM to 6:24 AM, and sunset from 6:37 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:306:37
212.16:306:36
312.16:306:36
412.16:306:35
512.16:296:35
612.16:296:34
712.16:296:34
812.16:296:33
912.16:296:33
1012.16:286:32
1112.16:286:32
1212.16:286:31
1312.06:286:31
1412.06:286:30
1512.06:276:30
1612.06:276:29
1712.06:276:28
1812.06:276:28
1912.06:266:27
2012.06:266:27
2112.06:266:26
2212.06:266:26
2312.06:266:25
2412.06:256:25
2512.06:256:24
2612.06:256:24
2712.06:256:23
2812.06:256:23
2912.06:256:22
3012.06:246:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.94 kWh/m².

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 5.56 kWh/m² in February across the year — September's 4.94 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
Planning a trip in September

Is September a good time to visit Bako?

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

5.2
Sightseeing
6th-best month of the year
5.4
Beach & pool
6th-best month of the year

September is a reasonable time to visit Bako for sightseeing.

What to pack for Bako in September

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

In September, Bako sees daytime highs around 27°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Bako 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 Bako peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 14UV 15Nov 21UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov10Very high
Dec11Extreme

Air quality in Bako 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 Bako is worst in February — around 46 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (April, 22 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 845 µg/m³Apr 2322 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb46Poor
Mar29Moderate
Apr22Moderate
May22Moderate
Jun30Moderate
Jul28Moderate
Aug23Moderate
Sep24Moderate
Oct22Moderate
Nov28Moderate
Dec36Poor
Location & terrain

Where is Bako?

Bako sits at 5.8°N, 36.6°E, 1,401 m above sea level, in Ethiopia. The nearest listed city is Jinka, 17 km away.

Arba MinchKonsoCh’ench’aGasubaWaka

Topography around Bako

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

Within 3 km, the terrain around Bako has significant variations in elevation — a maximum elevation change of 433 m around an average of 1,439 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,969 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,025 m.

The land around Bako is covered by trees (44%) and shrubs (35%) within 3 km, trees (43%) and shrubs (39%) within 16 km, and shrubs (44%), trees (33%) and grassland (20%) within 80 km.

3 km
433 m
16 km
1,969 m
80 km
3,025 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Jinka 17 km · Felege Neway 67 km · Gīdolē 90 km · Arba Minch 112 km · Konso 118 km · Ch’ench’a 122 km · Gasuba 152 km · Waka 157 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 Bako (5.7833°, 36.5667°, elevation 1,401 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).