Mojo weather in September

In September, Mojo sees average daytime highs of 26°C and overnight lows near 15°C, with 86 mm of rain across 16.6 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 2nd-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 37% 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 Mojo's 7th-clearest and 12th-windiest month. For the whole year in context, see Mojo's year-round climate.

Daytime high
26°
10th warmest
Overnight low
15°
6th coldest
Rainfall
86 mm
16.6 wet days
Daylight
12 hours
6:16 AM – 6:19 PM
Cloud cover
47%
7th clearest
Wind
6 km/h
12th windiest
Solar energy
6 kWh/m²
Travel score
5.9
out of 10

Mojo is town in central Ethiopia.

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 Mojo reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12515
22515
32515
42515
52515
62515
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202615
212615
222615
232615
242615
252715
262715
272715
282715
292715
302715

Mojo weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 12°4111.68.3
Feb29° / 14°51.311.77.1
Mar30° / 15°264.811.96.1
Apr30° / 16°417.612.25.6
May30° / 16°426.912.45.7
Jun28° / 16°3710.212.56.1
Jul25° / 15°8521.812.55.1
Aug25° / 15°11024.212.34.8
Sep26° / 15°8616.612.15.9
Oct27° / 14°223.611.87.7
Nov27° / 13°60.911.68.4
Dec27° / 11°20.411.58.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 41% of September, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17426
27426
37525
47525
57624
67624
77723
87723
97822
107822
117921
127921
137921
148020
157921
168020
178020
188020
198020
208020
218020
228020
238020
248020
258020
268020
278020
288020
298020
308020

Chance of precipitation in September

Any precipitation

Mojo gets around 86 mm of rain over 16.6 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 55% and peaks near 72% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
172
271
370
470
569
668
767
866
965
1064
1163
1262
1361
1459
1558
1656
1755
1853
1951
2050
2148
2246
2344
2441
2539
2638
2736
2834
2932
3031

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 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
13943
24933
34933
45923
56913
66913
77903
88893
99883
1010873
1111872
1212862
1314842
1415832
1516822
1618802
1719792
1821772
1923752
2025732
2128702
2230682
2333652
2436622
2539592
2642562
2746522
2849502
2951472
3055432

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
17calm
27calm
37calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
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 6:18 AM to 6:15 AM, and sunset from 6:28 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:186:28
212.26:186:28
312.26:186:27
412.16:186:26
512.16:186:26
612.16:186:25
712.16:186:25
812.16:176:24
912.16:176:24
1012.16:176:23
1112.16:176:22
1212.16:176:22
1312.16:176:21
1412.16:176:20
1512.16:176:20
1612.06:166:19
1712.06:166:19
1812.06:166:18
1912.06:166:17
2012.06:166:17
2112.06:166:16
2212.06:166:16
2312.06:166:15
2412.06:156:14
2512.06:156:14
2612.06:156:13
2712.06:156:13
2811.96:156:12
2911.96:156:11
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 kWh/m².

For context, solar energy here swings from a low near 5.29 kWh/m² to a high of 6.66 kWh/m² in March across the year — September's 6 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in September

Is September a good time to visit Mojo?

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

5.9
Sightseeing
8th-best month of the year
5.6
Beach & pool
10th-best month of the year

September is a reasonable time to visit Mojo for sightseeing.

What to pack for Mojo in September

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

In September, Mojo sees daytime highs around 26°C and nights near 15°C. Pack rain gear and sun protection. Worth having: light clothes. About 17 days see rain.

rain gearsun protectionlight clothes

UV index in Mojo 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 Mojo peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 10 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Dec 10UV 11
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr15Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Mojo 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 Mojo is worst in June — around 39 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateJun 1738 µg/m³Nov 2324 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb26Moderate
Mar27Moderate
Apr26Moderate
May31Moderate
Jun39Poor
Jul32Moderate
Aug29Moderate
Sep36Poor
Oct32Moderate
Nov24Moderate
Dec24Moderate
Location & terrain

Where is Mojo?

Mojo sits at 8.6°N, 39.1°E, 1,774 m above sea level, in Ethiopia. The nearest listed city is Adama, 17 km away.

Topography around Mojo

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

Within 3 km, the terrain around Mojo has only modest variations in elevation — a maximum elevation change of 151 m around an average of 1,781 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 744 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,189 m.

The land around Mojo is covered by cropland (50%) and artificial surfaces (26%) within 3 km, cropland (80%) within 16 km, and cropland (70%) within 80 km.

3 km
151 m
16 km
744 m
80 km
3,189 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Adama 17 km · Wonji 18 km · Wenjī 23 km · Bishoftu 24 km · Welench’ītī 35 km · Dēra 36 km · ‘Alem T’ēna 37 km · Sīrē 50 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 Mojo (8.5868°, 39.1211°, elevation 1,774 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).