Aswan weather in September

In September, Aswan sees average daytime highs of 39°C and overnight lows near 27°C, with 0 mm of rain across 0 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 39°C through the month. The sky is clear or mostly clear about 98% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Aswan's 1st-clearest and 2nd-windiest month. For the whole year in context, see Aswan's year-round climate.

Daytime high
39°
4th warmest
Overnight low
27°
9th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 06 min
5:39 AM – 5:47 PM
Cloud cover
3%
1st clearest
Wind
16 km/h
2nd windiest
Solar energy
6.67 kWh/m²
Travel score
0.6
out of 10

Aswan is Egyptian city.

Density
1,013/km²
people per km²
Founded
~600 BCE

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 39°C through the month.

A typical September day in Aswan reaches about 39°C in the afternoon and slips back to 27°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 36°C and 42°C. Set against its neighbours, September runs about 1°C cooler than August and about 3°C warmer than October.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
14028
24028
34028
44028
54027
64027
74027
83927
93927
103927
113927
123927
133927
143927
153927
163927
173927
183927
193926
203926
213926
223926
233926
243926
253926
263926
273926
283926
293826
303826

How September really feels in Aswan

Once humidity and wind are folded in, September averages 30 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
30
19 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Aswan weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 11°00.210.79.3
Feb25° / 13°0011.29.2
Mar30° / 16°00.111.87.1
Apr35° / 21°0012.53.7
May39° / 25°00.113.11.0
Jun40° / 27°0013.50.0
Jul41° / 28°0013.30.0
Aug41° / 29°0012.80.0
Sep39° / 27°0012.10.6
Oct36° / 23°00.111.43.0
Nov29° / 18°00.210.87.3
Dec25° / 13°0010.59.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 98% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 1% of September, with mostly cloudy or overcast conditions the remaining 1%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
22991
23991
24982
25982
26982
27982
28982
29982
30982

Chance of precipitation in September

Any precipitation

Aswan gets around 0 mm of rain over 0 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 0% and peaks near 0% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19541
29541
39541
49541
59541
69541
79541
89541
99541
109730
119730
129730
139730
149820
159820
169820
179820
189820
199820
209820
219820
229820
239820
249820
259730
269730
279730
289730
299730
309730

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 30 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over September. Sunrise moves from 5:33 AM to 5:44 AM, and sunset from 6:03 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:336:03
212.55:346:02
312.45:346:01
412.45:346:00
512.45:355:59
612.45:355:58
712.45:355:57
812.35:365:56
912.35:365:54
1012.35:375:53
1112.35:375:52
1212.25:375:51
1312.25:385:50
1412.25:385:49
1512.25:385:48
1612.15:395:47
1712.15:395:46
1812.15:395:45
1912.15:405:44
2012.05:405:43
2112.05:405:41
2212.05:415:40
2312.05:415:39
2411.95:415:38
2511.95:425:37
2611.95:425:36
2711.95:435:35
2811.85:435:34
2911.85:435:33
3011.85:445:32

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.67 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 7.93 kWh/m² in June across the year — September's 6.67 kWh/m² falls in the middle.

02468151015202530
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
56.9Intense
66.9Intense
76.9Intense
86.9Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.7Intense
156.7Intense
166.7Intense
176.6Intense
186.6Intense
196.6Intense
206.6Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.4Intense
266.4Intense
276.4Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in September

Hazard calendar for Aswan

In seasonPeak

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

Aswan sees seasonal dust haze (April–June), heaviest in May.

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

Is September a good time to visit Aswan?

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

0.6
Sightseeing
9th-best month of the year
4.1
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Aswan.

What to pack for Aswan in September

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

In September, Aswan sees daytime highs around 39°C and nights near 27°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Aswan in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aswan peaks around August 15 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighAug 15UV 11Dec 19UV 5
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr10Very high
May11Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Aswan 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 Aswan is worst in March — around 43 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 2043 µg/m³Nov 1930 µg/m³
PM2.5 (µg/m³)Level
Jan39Poor
Feb38Poor
Mar43Poor
Apr42Poor
May42Poor
Jun42Poor
Jul37Poor
Aug37Poor
Sep39Poor
Oct35Poor
Nov30Moderate
Dec33Moderate
Location & terrain

Where is Aswan?

Aswan sits at 24.1°N, 32.9°E, 99 m above sea level, in Egypt. The nearest listed city is Darāw, 35 km away.

Ar Radīsīyah QiblīEdfuAl Başalīyah BaḩrīAs Sibā‘īyahEsnaŢūd

Topography around Aswan

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

Within 3 km, the terrain around Aswan has only modest variations in elevation — a maximum elevation change of 110 m around an average of 119 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 254 m; within 80 km, significant variations in elevation — a maximum elevation change of 471 m.

The land around Aswan is covered by artificial surfaces (42%) and bare terrain (41%) within 3 km, bare terrain (88%) within 16 km, and bare terrain (88%) within 80 km.

3 km
110 m
16 km
254 m
80 km
471 m
treesshrubscroplandartificial surfacesbare terrainwater
September weather nearby: Darāw 35 km · Kom Ombo 43 km · Ar Radīsīyah Qiblī 91 km · Edfu 99 km · Al Başalīyah Baḩrī 119 km · As Sibā‘īyah 125 km · Esna 138 km · Ţūd 170 km

Egypt travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 15% of US
price level, 2025
GDP per capita
$3,086
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
79%
of population, 2024
Homicide rate
1.3
per 100k, 2017
Road deaths
10.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 459
Religion
Muslim 90%Christian 10%

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 Aswan (24.0908°, 32.8994°, elevation 99 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).