Wacha weather in September

In September, Wacha sees average daytime highs of 22°C and overnight lows near 13°C, with 239 mm of rain across 27.9 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 22°C through the month. The sky is clear or mostly clear about 2% 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 11 h 54 min by month's end. Set against the rest of the year, September is Wacha's 6th-clearest and 3rd-windiest month. For the whole year in context, see Wacha's year-round climate.

Daytime high
22°
9th warmest
Overnight low
13°
9th coldest
Rainfall
239 mm
27.9 wet days
Daylight
12 hours
6:30 AM – 6:32 PM
Cloud cover
71%
6th clearest
Wind
4 km/h
3rd windiest
Solar energy
5.39 kWh/m²
Travel score
3.9
out of 10
Density
4,422/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 22°C through the month.

A typical September day in Wacha reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 24°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12213
22213
32213
42213
52213
62213
72213
82213
92213
102213
112213
122213
132213
142213
152213
162213
172213
182213
192213
202313
212313
222313
232313
242313
252313
262313
272313
282313
292313
302313

Wacha 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
Jan24° / 12°621111.66.8
Feb26° / 13°5910.911.86.4
Mar26° / 14°14120.7125.1
Apr24° / 14°25026.112.24.1
May23° / 14°28129.612.33.7
Jun22° / 13°26628.212.43.8
Jul21° / 13°29928.912.43.6
Aug21° / 13°28628.212.23.7
Sep22° / 13°23927.9123.9
Oct23° / 13°20825.411.84.4
Nov23° / 12°1471911.75.4
Dec24° / 12°8214.711.66.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% 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 77%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11882
21981
31981
42080
52080
62080
72179
82179
92278
102377
112377
122476
132476
142575
152575
162575
172575
182575
192575
202575
212575
222575
232476
242476
252476
262377
272377
282377
292278
302278

Chance of precipitation in September

Any precipitation

Wacha gets around 239 mm of rain over 27.9 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 92% and peaks near 93% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
293
393
493
593
693
793
893
993
1092
1192
1292
1392
1492
1592
1692
1792
1892
1992
2092
2193
2293
2393
2493
2592
2692
2792
2891
2991
3090

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 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
15941
25941
35941
45941
55941
64951
74951
84951
94951
104951
114951
124951
134951
144951
154951
164951
173961
183961
193961
203961
212962
222962
232962
242962
251972
261972
271972
281972
291972
301972

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 5 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
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 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 12 minutes over September. Sunrise moves from 6:32 AM to 6:28 AM, and sunset from 6:41 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:326:41
212.16:326:40
312.16:326:40
412.16:326:39
512.16:326:38
612.16:326:38
712.16:316:37
812.16:316:37
912.16:316:36
1012.16:316:36
1112.16:316:35
1212.16:316:35
1312.16:306:34
1412.16:306:33
1512.06:306:33
1612.06:306:32
1712.06:306:32
1812.06:306:31
1912.06:296:30
2012.06:296:30
2112.06:296:29
2212.06:296:29
2312.06:296:28
2412.06:296:28
2512.06:286:27
2612.06:286:27
2712.06:286:26
2812.06:286:25
2912.06:286:25
3011.96:286:24

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.39 kWh/m².

For context, solar energy here swings from a low near 4.45 kWh/m² to a high of 5.76 kWh/m² in March across the year — September's 5.39 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in September

Is September a good time to visit Wacha?

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

3.9
Sightseeing
8th-best month of the year
2.8
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Wacha.

What to pack for Wacha in September

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

In September, Wacha sees daytime highs around 22°C and nights near 13°C. Pack rain gear. Worth having: light clothes and sun protection. About 28 days see rain.

rain gearlight clothessun protection

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Dec 11UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Wacha 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 Wacha is worst in February — around 44 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (August, 25 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 844 µg/m³Aug 2325 µg/m³
PM2.5 (µg/m³)Level
Jan44Poor
Feb44Poor
Mar34Moderate
Apr30Moderate
May25Moderate
Jun30Moderate
Jul28Moderate
Aug25Moderate
Sep25Moderate
Oct28Moderate
Nov32Moderate
Dec35Poor
Location & terrain

Where is Wacha?

Wacha sits at 7.2°N, 35.8°E, 1,995 m above sea level, in Ethiopia. The nearest listed city is Mīzan Teferī, 30 km away.

ĀgaroJimmaMetuWaka

Topography around Wacha

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

Within 3 km, the terrain around Wacha has significant variations in elevation — a maximum elevation change of 576 m around an average of 2,031 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,575 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,824 m.

The land around Wacha is covered by trees (30%), grassland (26%) and cropland (24%) within 3 km, trees (43%), cropland (27%) and grassland (22%) within 16 km, and trees (66%) within 80 km.

3 km
576 m
16 km
1,575 m
80 km
2,824 m
treesshrubsgrasslandcroplandartificial surfaceswetland
September weather nearby: Mīzan Teferī 30 km · Komtikas 36 km · Tēpī 41 km · Bonga 49 km · Āgaro 120 km · Jimma 126 km · Metu 130 km · Waka 149 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 Wacha (7.1511°, 35.817°, elevation 1,995 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).