Bishoftu weather in September

In September, Bishoftu sees average daytime highs of 23°C and overnight lows near 13°C, with 126 mm of rain across 20.5 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 3rd-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 30% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Bishoftu's 7th-clearest and 12th-windiest month. For the whole year in context, see Bishoftu's year-round climate.

Daytime high
23°
10th warmest
Overnight low
13°
6th coldest
Rainfall
126 mm
20.5 wet days
Daylight
12 hours
6:17 AM – 6:20 PM
Cloud cover
50%
7th clearest
Wind
6 km/h
12th windiest
Solar energy
6.04 kWh/m²
Travel score
5.4
out of 10

Bishoftu is town in Ethiopia.

Density
1,481/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 Bishoftu reaches about 23°C in the afternoon and slips back to 13°C overnight — a 10°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 about 2°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12213
22213
32213
42213
52213
62313
72313
82313
92313
102313
112313
122313
132313
142313
152313
162313
172313
182313
192313
202313
212313
222313
232313
242313
252313
262313
272413
282412
292412
302412

Bishoftu weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 11°61.711.58.6
Feb26° / 12°92.311.78.1
Mar27° / 14°296.711.97.3
Apr27° / 14°5210.412.26.5
May27° / 14°6410.412.46.5
Jun25° / 14°10719.112.55.4
Jul23° / 13°1842912.54.0
Aug22° / 13°19729.712.33.8
Sep23° / 13°12620.512.15.4
Oct24° / 12°264.411.88.2
Nov24° / 11°61.211.68.9
Dec24° / 10°20.611.59.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 44% of September, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16733
26733
36832
46931
57030
67030
77129
87129
97327
107327
117426
127426
137525
147525
157525
167525
177624
187624
197624
207723
217624
227624
237624
247624
257624
267624
277723
287723
297723
307624

Chance of precipitation in September

Any precipitation

Bishoftu gets around 126 mm of rain over 20.5 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 68% and peaks near 90% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
190
289
388
487
586
685
784
883
982
1080
1179
1277
1376
1474
1572
1670
1768
1866
1964
2062
2159
2256
2354
2451
2548
2646
2743
2841
2939
3036

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 65% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1991
21090
31189
41288
51486
61585
71684
81882
91981
102179
112377
122575
132773
142971
153169
163466
173664
183862
194159
204357
214654
224951
235149
245446
255743
265941
276238
286436
296634
306832

Wind in September

Winds average 6 km/h in September, the calmest month.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 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
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

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

Days shrink by about 18 minutes over September. Sunrise moves from 6:19 AM to 6:15 AM, and sunset from 6:29 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:196:29
212.26:196:28
312.26:196:28
412.16:186:27
512.16:186:27
612.16:186:26
712.16:186:25
812.16:186:25
912.16:186:24
1012.16:186:24
1112.16:186:23
1212.16:176:22
1312.16:176:22
1412.16:176:21
1512.16:176:20
1612.06:176:20
1712.06:176:19
1812.06:176:19
1912.06:176:18
2012.06:166:17
2112.06:166:17
2212.06:166:16
2312.06:166:16
2412.06:166:15
2512.06:166:14
2612.06:166:14
2712.06:166:13
2811.96:166:13
2911.96:166:12
3011.96:156:11

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.04 kWh/m².

For context, solar energy here swings from a low near 5.24 kWh/m² to a high of 6.65 kWh/m² in March across the year — September's 6.04 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
86.0Bright
96.0Bright
106.0Bright
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.3Intense
306.3Intense
Planning a trip in September

Hazard calendar for Bishoftu

In seasonPeak

In September, Bishoftu sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Bishoftu's monsoon runs June–September, when most of the year's rain falls.

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

Is September a good time to visit Bishoftu?

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

5.4
Sightseeing
9th-best month of the year
4.2
Beach & pool
10th-best month of the year

September is a reasonable time to visit Bishoftu for sightseeing.

What to pack for Bishoftu in September

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

In September, Bishoftu sees daytime highs around 23°C and nights near 13°C. Pack rain gear and sun protection. Worth having: light clothes. About 21 days see rain.

rain gearsun protectionlight clothes

UV index in Bishoftu 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 Bishoftu peaks around March 18 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 18UV 16Nov 23UV 11
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr15Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Bishoftu 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 Bishoftu is worst in September — around 44 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorModerateSep 1943 µg/m³Apr 1132 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb32Moderate
Mar33Moderate
Apr32Moderate
May36Poor
Jun42Poor
Jul33Moderate
Aug33Moderate
Sep44Poor
Oct39Poor
Nov33Moderate
Dec34Moderate
Location & terrain

Where is Bishoftu?

Bishoftu sits at 8.8°N, 39.0°E, 1,978 m above sea level, in Ethiopia. The nearest listed city is Mojo, 24 km away.

Topography around Bishoftu

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

Within 3 km, the terrain around Bishoftu has significant variations in elevation — a maximum elevation change of 279 m around an average of 1,908 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,253 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,535 m.

The land around Bishoftu is covered by artificial surfaces (33%), cropland (27%) and shrubs (20%) within 3 km, cropland (78%) within 16 km, and cropland (74%) within 80 km.

3 km
279 m
16 km
1,253 m
80 km
2,535 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Mojo 24 km · Adama 39 km · Addis Ababa 40 km · Dēra 42 km · Wonji 42 km · Sebeta 44 km · Sendafa 45 km · Burayu 47 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 Bishoftu (8.7523°, 38.9785°, elevation 1,978 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).