‘Alemaya weather in September

In September, ‘Alemaya sees average daytime highs of 25°C and overnight lows near 16°C, with 99 mm of rain across 15.6 wet days and about 12.1 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 32% of the time in September, and the air most often feels dry.

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 ‘Alemaya's 9th-clearest and 4th-windiest month. For the whole year in context, see ‘Alemaya's year-round climate.

Daytime high
25°
6th warmest
Overnight low
16°
9th coldest
Rainfall
99 mm
15.6 wet days
Daylight
12 h 06 min
6:05 AM – 6:08 PM
Cloud cover
50%
9th clearest
Wind
9 km/h
4th windiest
Solar energy
5.66 kWh/m²
Travel score
6.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical September day in ‘Alemaya reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 26°C. Set against its neighbours, September runs on par with August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12516
22516
32516
42516
52516
62516
72516
82516
92516
102516
112516
122516
132516
142516
152516
162516
172516
182516
192516
202516
212516
222516
232516
242516
252516
262516
272516
282515
292515
302515

‘Alemaya weather by month

How September compares with the rest of the year at a glance. September is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 12°193.511.58.4
Feb25° / 13°273.811.78.1
Mar26° / 15°769.211.97.0
Apr26° / 16°12913.512.26.1
May26° / 16°9011.812.46.4
Jun26° / 16°266.712.57.3
Jul25° / 16°7515.612.56.2
Aug25° / 16°10919.412.35.7
Sep25° / 16°9915.612.16.1
Oct25° / 14°728.211.87.4
Nov24° / 13°324.111.68.4
Dec23° / 12°17311.58.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 43% of September, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18416
28317
38317
48317
58218
68119
78119
88020
97921
107921
117822
127822
137723
147723
157624
167624
177624
187525
197426
207426
217327
227327
237228
247129
256931
266931
276733
286634
296535
306436

Chance of precipitation in September

Any precipitation

‘Alemaya gets around 99 mm of rain over 15.6 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 52% and peaks near 59% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
159
259
358
458
558
658
757
857
956
1056
1155
1255
1354
1453
1553
1652
1752
1851
1950
2049
2149
2248
2347
2446
2545
2644
2743
2842
2942
3041

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry 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 (%)
150491
250491
350491
450491
550491
650491
750491
850491
950491
1050491
1150491
1250491
1350491
1451481
1551481
1651481
1752471
1852471
1953461
2053461
2154451
2255441
2355441
2456431
2557421
2657421
2758411
2858402
2959392
3059392

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
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 6:06 AM to 6:03 AM, and sunset from 6:17 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:066:17
212.26:066:17
312.26:066:16
412.26:066:15
512.16:066:15
612.16:066:14
712.16:066:14
812.16:066:13
912.16:056:12
1012.16:056:12
1112.16:056:11
1212.16:056:10
1312.16:056:10
1412.16:056:09
1512.16:056:08
1612.16:056:08
1712.06:056:07
1812.06:056:07
1912.06:046:06
2012.06:046:05
2112.06:046:05
2212.06:046:04
2312.06:046:03
2412.06:046:03
2512.06:046:02
2612.06:046:02
2712.06:046:01
2811.96:046:00
2911.96:046:00
3011.96:035:59

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.66 kWh/m².

For context, solar energy here swings from a low near 5.37 kWh/m² to a high of 6.29 kWh/m² in February across the year — September's 5.66 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in September

Hazard calendar for ‘Alemaya

In seasonPeak

None of ‘Alemaya's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

‘Alemaya sees seasonal dust haze (June–July), heaviest in July.

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

Is September a good time to visit ‘Alemaya?

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

6.1
Sightseeing
10th-best month of the year
5.5
Beach & pool
11th-best month of the year

September is a reasonable time to visit ‘Alemaya for sightseeing.

What to pack for ‘Alemaya in September

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

In September, ‘Alemaya sees daytime highs around 25°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 16 days see rain.

rain gearlight clothessun protection

UV index in ‘Alemaya 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 ‘Alemaya peaks around March 17 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 17UV 16Nov 23UV 11
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in ‘Alemaya 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 ‘Alemaya is worst in June — around 30 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1929 µg/m³Dec 1021 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb24Moderate
Mar24Moderate
Apr21Moderate
May25Moderate
Jun30Moderate
Jul28Moderate
Aug22Moderate
Sep26Moderate
Oct24Moderate
Nov21Moderate
Dec21Moderate
Location & terrain

Where is ‘Alemaya?

‘Alemaya sits at 9.4°N, 42.0°E, 2,016 m above sea level, in Ethiopia. The nearest listed city is Harar, 15 km away.

Topography around ‘Alemaya

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

Within 3 km, the terrain around ‘Alemaya has only modest variations in elevation — a maximum elevation change of 200 m around an average of 2,054 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 892 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,665 m.

The land around ‘Alemaya is covered by cropland (49%) and shrubs (30%) within 3 km, cropland (50%) and shrubs (44%) within 16 km, and shrubs (56%) and cropland (20%) within 80 km.

3 km
200 m
16 km
892 m
80 km
2,665 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Harar 15 km · Felana 21 km · Dire Dawa 27 km · Funyan Bīra 34 km · Babīlē 40 km · Chelenko 49 km · Deder 63 km · Chinahsen 67 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 ‘Alemaya (9.3933°, 42.0097°, elevation 2,016 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).