Marsa Alam weather in September

In September, Marsa Alam sees average daytime highs of 31°C and overnight lows near 28°C, with 0 mm of rain across 0 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 31°C by the end. The sky is clear or mostly clear about 98% of the time in September, and the air most often feels muggy.

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 Marsa Alam's 1st-clearest and 3rd-windiest month. For the whole year in context, see Marsa Alam's year-round climate.

Daytime high
31°
3rd warmest
Overnight low
28°
10th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 06 min
5:30 AM – 5:39 PM
Cloud cover
3%
1st clearest
Wind
19 km/h
3rd windiest
Solar energy
6.52 kWh/m²
Travel score
6.1
out of 10

Marsa Alam is place in Red Sea Governorate, Egypt.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 32°C in the first days to 31°C by the end.

A typical September day in Marsa Alam reaches about 31°C in the afternoon and slips back to 28°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, September runs about 1°C cooler than August and about 3°C warmer than October.

25°28°30°33°35°151015202530
Avg high (°C)Avg low (°C)
13229
23229
33229
43229
53229
63229
73229
83229
93229
103229
113229
123229
133228
143228
153128
163128
173128
183128
193128
203128
213128
223128
233128
243128
253128
263128
273127
283127
293127
303027

How September really feels in Marsa Alam

Once humidity and wind are folded in, September averages 28 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
28
heat index over the day's high
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.

Marsa Alam weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 17°10.310.68.8
Feb22° / 18°0011.19.1
Mar24° / 20°00.111.89.5
Apr26° / 22°0012.69.1
May29° / 25°0013.27.7
Jun31° / 28°0013.56.4
Jul32° / 29°0013.45.4
Aug33° / 30°0012.95.1
Sep31° / 28°0012.26.1
Oct29° / 26°10.211.47.7
Nov26° / 22°30.610.89.1
Dec23° / 19°10.110.59.2

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 (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
20991
21991
22982
23982
24982
25982
26982
27982
28982
29982
30982

Chance of precipitation in September

Any precipitation

Marsa Alam 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 muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the muggy band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11268191
21269181
31269181
41269181
51369171
61369171
71370161
81370161
91371151
101372141
111471141
121472131
131473121
141572121
151573111
161672111
171673101
181773100
19187390
20197290
21207190
22217090
23226990
24236890
25236890
26246790
27256690
28256690
29266590
30266590

Wind in September

Winds average 19 km/h in September.

Across September, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light 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 5:25 AM to 5:36 AM, and sunset from 5:56 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:255:56
212.55:255:55
312.55:255:53
412.45:265:52
512.45:265:51
612.45:275:50
712.45:275:49
812.35:275:48
912.35:285:47
1012.35:285:46
1112.35:295:45
1212.25:295:44
1312.25:295:42
1412.25:305:41
1512.25:305:40
1612.15:305:39
1712.15:315:38
1812.15:315:37
1912.15:325:36
2012.05:325:35
2112.05:325:33
2212.05:335:32
2312.05:335:31
2411.95:345:30
2511.95:345:29
2611.95:345:28
2711.95:355:27
2811.85:355:26
2911.85:365:25
3011.85:365:24

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.52 kWh/m².

For context, solar energy here swings from a low near 4.25 kWh/m² to a high of 7.8 kWh/m² in June across the year — September's 6.52 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.6Intense
126.6Intense
136.6Intense
146.6Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.4Intense
206.4Intense
216.4Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.1Intense
Planning a trip in September

Hazard calendar for Marsa Alam

In seasonPeak

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

Marsa Alam sees seasonal dust haze (May–June), heaviest in May.

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

Is September a good time to visit Marsa Alam?

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
9.0
Beach & pool
4th-best month of the year

September is a reasonable time to visit Marsa Alam for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Marsa Alam in September

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

In September, Marsa Alam sees daytime highs around 31°C and nights near 28°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Marsa Alam in September

The nearest coast averages about 29°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 30°C and coldest in February near 23°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb23Refreshing
Mar23Refreshing
Apr24Refreshing
May25Warm
Jun27Warm
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov26Warm
Dec25Warm

UV index in Marsa Alam 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 Marsa Alam peaks around August 13 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateAug 13UV 11Dec 19UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar10Very high
Apr10Very high
May11Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec4Moderate

Air quality in Marsa Alam 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 Marsa Alam is worst in March — around 26 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2226 µg/m³Nov 1417 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb22Moderate
Mar26Moderate
Apr25Moderate
May25Moderate
Jun23Moderate
Jul18Moderate
Aug20Moderate
Sep23Moderate
Oct19Moderate
Nov17Moderate
Dec20Moderate
Location & terrain

Where is Marsa Alam?

Marsa Alam sits at 25.1°N, 34.9°E, 0 m above sea level, in Egypt. The nearest listed city is El Quseir, 131 km away.

El QuseirAr Radīsīyah QiblīEdfuAl WajhKom OmboSafagaDarāwAl Başalīyah Baḩrī

Topography around Marsa Alam

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

Within 3 km, the terrain around Marsa Alam has only modest variations in elevation — a maximum elevation change of 134 m around an average of 21 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 400 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,455 m.

The land around Marsa Alam is covered by bare terrain (59%) and water (31%) within 3 km, bare terrain (53%) and water (47%) within 16 km, and bare terrain (67%) and water (33%) within 80 km.

3 km
134 m
16 km
400 m
80 km
1,455 m
artificial surfacesbare terrainwater
September weather nearby: El Quseir 131 km · Ar Radīsīyah Qiblī 203 km · Edfu 203 km · Al Wajh 204 km · Kom Ombo 207 km · Safaga 210 km · Darāw 212 km · Al Başalīyah Baḩrī 219 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 Marsa Alam (25.0631°, 34.8901°, elevation 0 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).