’Aïn Merane weather in September

In September, ’Aïn Merane sees average daytime highs of 28°C and overnight lows near 20°C, with 23 mm of rain across 4.2 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 30°C in the first days to 27°C by the end. The sky is clear or mostly clear about 60% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is ’Aïn Merane's 4th-clearest and 9th-windiest month. For the whole year in context, see ’Aïn Merane's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
20°
10th coldest
Rainfall
23 mm
4.2 wet days
Daylight
12 h 12 min
6:44 AM – 6:57 PM
Cloud cover
37%
4th clearest
Wind
9 km/h
9th windiest
Solar energy
5.42 kWh/m²
Travel score
6.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 27°C by the end.

A typical September day in ’Aïn Merane reaches about 28°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 32°C. Set against its neighbours, September runs about 4°C cooler than August and about 4°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13122
23122
33121
43021
53021
63021
73021
83021
92921
102921
112920
122920
132920
142920
152820
162820
172820
182820
192819
202819
212819
222719
232719
242719
252719
262719
272718
282718
292618
302618

How September really feels in ’Aïn Merane

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.

’Aïn Merane 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
Jan15° / 558.99.84.7
Feb15° / 528.310.65.0
Mar18° / 10°497.711.76.2
Apr20° / 12°487.912.96.8
May24° / 15°345.113.97.9
Jun28° / 19°71.414.47.6
Jul32° / 22°10.114.25.6
Aug32° / 23°60.913.45.2
Sep28° / 20°234.212.26.9
Oct24° / 16°376.211.17.7
Nov19° / 12°679.410.16.3
Dec16° / 508.69.65.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% 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 (%)
18614
28416
38317
48317
58218
68020
78020
87921
97822
107723
117723
127525
137525
147426
157327
167327
177228
187129
197030
207030
217030
227030
236931
246931
256931
266931
276931
287129
297129
307129

Chance of precipitation in September

Any precipitation

’Aïn Merane gets around 23 mm of rain over 4.2 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 13% and peaks near 18% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
16
26
37
47
57
68
78
89
99
1010
1111
1211
1312
1412
1513
1613
1714
1815
1916
2016
2117
2218
2318
2418
2518
2618
2718
2818
2918
3018

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 30% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121438369
221439369
321539358
421540357
521641347
631741336
731841336
831941325
932041315
1042141304
1142241304
1242340294
1352339293
1452439293
1552539293
1652539282
1752639282
1852739282
1952739272
2062839261
2162840251
2262940241
2362941231
2462942221
2563043211
2663044191
2763145180
2873145170
2973146150
3083246140

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 6:32 AM to 6:55 AM, and sunset from 7:20 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:327:20
212.86:327:19
312.76:337:17
412.76:347:16
512.76:357:14
612.66:367:13
712.66:367:11
812.56:377:10
912.56:387:08
1012.56:397:06
1112.46:407:05
1212.46:407:03
1312.36:417:02
1412.36:427:00
1512.36:436:59
1612.26:446:57
1712.26:446:56
1812.16:456:54
1912.16:466:53
2012.16:476:51
2112.06:486:49
2212.06:496:48
2312.06:496:46
2411.96:506:45
2511.96:516:43
2611.86:526:42
2711.86:536:40
2811.86:536:39
2911.76:546:37
3011.76:556:36

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.42 kWh/m².

For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 7.6 kWh/m² in June across the year — September's 5.42 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.1Intense
46.1Intense
56.0Intense
66.0Bright
75.9Bright
85.8Bright
95.8Bright
105.7Bright
115.7Bright
125.6Bright
135.6Bright
145.5Bright
155.5Bright
165.4Bright
175.3Bright
185.3Bright
195.2Bright
205.2Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.8Bright
304.7Bright
Planning a trip in September

Hazard calendar for ’Aïn Merane

In seasonPeak

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

’Aïn Merane sees seasonal dust haze (July–August), heaviest in July.

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

Is September a good time to visit ’Aïn Merane?

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

6.9
Sightseeing
4th-best month of the year
8.1
Beach & pool
4th-best month of the year

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

What to pack for ’Aïn Merane in September

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

In September, ’Aïn Merane sees daytime highs around 28°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near ’Aïn Merane in September

The nearest coast averages about 24°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 km away) is warmest in August at about 25°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 8 to Nov 1 — about 4.8 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr16Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug25Warm
Sep24Refreshing
Oct21Refreshing
Nov19Cool
Dec17Cool

UV index in ’Aïn Merane in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in ’Aïn Merane peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 16UV 10Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb3Moderate
Mar7High
Apr6High
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in ’Aïn Merane 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 ’Aïn Merane is worst in March — around 26 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (May, 16 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1626 µg/m³May 2116 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb21Moderate
Mar26Moderate
Apr20Moderate
May16Moderate
Jun17Moderate
Jul21Moderate
Aug22Moderate
Sep24Moderate
Oct20Moderate
Nov17Moderate
Dec18Moderate
Location & terrain

Where is ’Aïn Merane?

’Aïn Merane sits at 36.2°N, 1.0°E, 504 m above sea level, in Algeria. The nearest listed city is Mazouna, 8.0 km away.

Topography around ’Aïn Merane

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

Within 3 km, the terrain around ’Aïn Merane has significant variations in elevation — a maximum elevation change of 279 m around an average of 502 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 692 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,952 m.

The land around ’Aïn Merane is covered by cropland (53%) and grassland (35%) within 3 km, cropland (47%) and grassland (43%) within 16 km, and grassland (29%), cropland (28%) and water (26%) within 80 km.

3 km
279 m
16 km
692 m
80 km
1,952 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Mazouna 8.0 km · Boukadir 18 km · Oued Sly 22 km · Oued Rhiou 23 km · Ech Chettia 26 km · Djidiouia 29 km · Chlef 33 km · Abou el Hassan 35 km

Algeria travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$6,051
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
69%
of population, 2024
Homicide rate
1.2
per 100k, 2023
Road deaths
20.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 468
Religion
Muslim 99%

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 ’Aïn Merane (36.1628°, 0.9704°, elevation 504 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).