Inda Silasē weather in September

In September, Inda Silasē sees average daytime highs of 26°C and overnight lows near 16°C, with 253 mm of rain across 21 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 38% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Inda Silasē's 8th-clearest and 12th-windiest month. For the whole year in context, see Inda Silasē's year-round climate.

Daytime high
26°
10th warmest
Overnight low
16°
6th coldest
Rainfall
253 mm
21 wet days
Daylight
12 h 06 min
6:19 AM – 6:24 PM
Cloud cover
49%
8th clearest
Wind
4 km/h
12th windiest
Solar energy
5.98 kWh/m²
Travel score
5.2
out of 10

Inda Silasē is human settlement in Ethiopia.

Density
14,300/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

Highs climb over the month, from about 25°C in the first days to 27°C by the end.

A typical September day in Inda Silasē reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°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 2°C warmer than August and about 2°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12516
22516
32516
42516
52516
62516
72516
82516
92516
102516
112616
122616
132616
142616
152616
162616
172616
182616
192616
202616
212616
222716
232716
242716
252716
262716
272716
282716
292716
302716

How September really feels in Inda Silasē

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Inda Silasē 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
Jan29° / 14°20.311.37.6
Feb31° / 16°10.211.56.3
Mar32° / 17°81.811.95.2
Apr33° / 19°16412.34.5
May32° / 19°659.612.64.4
Jun28° / 17°21520.712.84.4
Jul24° / 16°43330.412.73.8
Aug24° / 16°5073112.53.6
Sep26° / 16°2532112.15.2
Oct28° / 16°294.411.77.6
Nov28° / 15°71.411.37.7
Dec28° / 14°10.311.28.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 26% of September, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13169
23367
33664
43862
54159
64357
74654
84852
95248
105446
115743
125941
136139
146436
156634
166931
177129
187228
197426
207624
217822
227921
238119
248218
258416
268416
278515
288614
298713
308812

Chance of precipitation in September

Any precipitation

Inda Silasē gets around 253 mm of rain over 21 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 69% and peaks near 98% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
198
297
397
496
595
694
793
891
989
1087
1185
1283
1380
1477
1574
1671
1768
1865
1962
2059
2155
2252
2349
2446
2543
2640
2738
2836
2933
3031

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 78% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
100982
200982
301972
401972
501972
601972
702962
802962
903952
1004951
1105941
1206931
1317911
1418901
15110881
16112861
17214840
18217810
19320770
20323740
21426700
22529660
23632620
24735580
25938530
261140490
271243450
281445410
291647370
301948330

Wind in September

Winds average 4 km/h in September, the calmest month.

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
154calm
164calm
174calm
184calm
194calm
204calm
214calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 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 24 minutes over September. Sunrise moves from 6:18 AM to 6:20 AM, and sunset from 6:35 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:186:35
212.36:186:34
312.36:186:33
412.26:186:33
512.26:186:32
612.26:196:31
712.26:196:30
812.26:196:30
912.26:196:29
1012.26:196:28
1112.16:196:27
1212.16:196:27
1312.16:196:26
1412.16:196:25
1512.16:196:24
1612.16:196:24
1712.16:196:23
1812.16:196:22
1912.06:196:21
2012.06:196:20
2112.06:196:20
2212.06:196:19
2312.06:196:18
2412.06:196:17
2512.06:196:17
2611.96:196:16
2711.96:196:15
2811.96:196:14
2911.96:196:14
3011.96:206:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.98 kWh/m².

For context, solar energy here swings from a low near 5.09 kWh/m² to a high of 7.22 kWh/m² in April across the year — September's 5.98 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.7Bright
65.7Bright
75.7Bright
85.8Bright
95.8Bright
105.8Bright
115.9Bright
125.9Bright
135.9Bright
146.0Bright
156.0Bright
166.0Intense
176.0Intense
186.0Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in September

Hazard calendar for Inda Silasē

In seasonPeak

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

Inda Silasē's monsoon runs July–September, when most of the year's rain falls.

Inda Silasē sees seasonal dust haze (June–July), heaviest in June.

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

Is September a good time to visit Inda Silasē?

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
5.0
Beach & pool
10th-best month of the year

September is a reasonable time to visit Inda Silasē for sightseeing.

What to pack for Inda Silasē in September

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

In September, Inda Silasē sees daytime highs around 26°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 21 days see rain.

rain gearlight clothessun protection

UV index in Inda Silasē 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 Inda Silasē peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 14Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in Inda Silasē 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 Inda Silasē is worst in June — around 24 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2324 µg/m³Nov 1917 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb21Moderate
Mar23Moderate
Apr20Moderate
May20Moderate
Jun24Moderate
Jul24Moderate
Aug21Moderate
Sep22Moderate
Oct20Moderate
Nov17Moderate
Dec18Moderate
Location & terrain

Where is Inda Silasē?

Inda Silasē sits at 14.1°N, 38.3°E, 1,912 m above sea level, in Ethiopia. The nearest listed city is Indabaguna, 20 km away.

Intich’oĀbīy ĀdīMendeferaDebark’

Topography around Inda Silasē

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

Within 3 km, the terrain around Inda Silasē has significant variations in elevation — a maximum elevation change of 324 m around an average of 1,913 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,293 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,940 m.

The land around Inda Silasē is covered by cropland (53%) within 3 km, cropland (46%), shrubs (30%) and grassland (20%) within 16 km, and grassland (55%) and shrubs (25%) within 80 km.

3 km
324 m
16 km
1,293 m
80 km
2,940 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Indabaguna 20 km · Aksum 48 km · Sheraro 50 km · Adwa 67 km · Intich’o 95 km · Ābīy Ādī 96 km · Mendefera 104 km · Debark’ 113 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 Inda Silasē (14.1031°, 38.2829°, elevation 1,912 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).