’Aïn el Hammam weather in September

In September, ’Aïn el Hammam sees average daytime highs of 29°C and overnight lows near 16°C, with 48 mm of rain across 9 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 31°C in the first days to 27°C by the end. The sky is clear or mostly clear about 50% of the time in September, and the air most often feels comfortable.

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 el Hammam's 4th-clearest and 12th-windiest month. For the whole year in context, see ’Aïn el Hammam's year-round climate.

Daytime high
29°
4th warmest
Overnight low
16°
10th coldest
Rainfall
48 mm
9 wet days
Daylight
12 h 12 min
6:30 AM – 6:44 PM
Cloud cover
42%
4th clearest
Wind
5 km/h
12th windiest
Solar energy
5.26 kWh/m²
Travel score
5.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 31°C in the first days to 27°C by the end.

A typical September day in ’Aïn el Hammam reaches about 29°C in the afternoon and slips back to 16°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13218
23218
33118
43118
53118
63118
73118
83017
93017
103017
113017
123017
132917
142917
152916
162916
172916
182816
192816
202816
212815
222815
232715
242715
252715
262715
272715
282715
292614
302614

How September really feels in ’Aïn el Hammam

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 el Hammam weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan13° / 8111.119.83.5
Feb14° / 7210.31.610.63.9
Mar17° / 7910.10.511.75.4
Apr19° / 7810.40.112.96.2
May24° / 12°588.3013.97.3
Jun30° / 16°183.9014.46.4
Jul34° / 20°61.8014.24.1
Aug34° / 20°164.9013.43.8
Sep29° / 16°489012.25.9
Oct24° / 12°518011.17.3
Nov18° / 7110.7010.15.6
Dec14° / 7510.10.59.54.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
28020
37921
47822
57723
67624
77525
87426
97327
107228
117228
127129
137030
146931
156832
166733
176634
186634
196436
206436
216337
226337
236337
246337
256337
266337
276436
286436
296436
306535

Chance of precipitation in September

Any precipitation

’Aïn el Hammam gets around 48 mm of rain over 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 29% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
124
224
325
425
526
627
727
827
928
1028
1128
1229
1329
1429
1530
1630
1731
1832
1932
2032
2132
2232
2332
2432
2531
2631
2731
2830
2930
3029

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 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12142316
22043316
32143306
42143306
52143305
62243305
72343295
82442295
92541295
102641285
112740285
122839275
133038275
143138275
153237264
163337264
173337264
183436264
193536253
203637253
213637243
223737233
233838222
243938212
254039202
264039191
274140181
284340171
294440160
304539150

Wind in September

Winds average 5 km/h in September, the calmest month.

Across September, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
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 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 6:18 AM to 6:42 AM, and sunset from 7:07 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:187:07
212.86:197:06
312.76:207:04
412.76:207:03
512.76:217:01
612.66:226:59
712.66:236:58
812.56:246:56
912.56:246:55
1012.56:256:53
1112.46:266:52
1212.46:276:50
1312.36:286:49
1412.36:296:47
1512.36:296:46
1612.26:306:44
1712.26:316:42
1812.16:326:41
1912.16:336:39
2012.16:346:38
2112.06:346:36
2212.06:356:35
2312.06:366:33
2411.96:376:31
2511.96:386:30
2611.86:396:28
2711.86:396:27
2811.86:406:25
2911.76:416:24
3011.76:426:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.26 kWh/m².

For context, solar energy here swings from a low near 2.28 kWh/m² to a high of 7.51 kWh/m² in July across the year — September's 5.26 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
25.9Bright
35.9Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.1Bright
205.0Bright
215.0Bright
225.0Bright
234.9Bright
244.9Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.7Bright
304.6Bright
Planning a trip in September

Hazard calendar for ’Aïn el Hammam

In seasonPeak

None of ’Aïn el Hammam'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 el Hammam sees seasonal dust haze (June–July), heaviest in July.

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

Is September a good time to visit ’Aïn el Hammam?

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

5.9
Sightseeing
5th-best month of the year
7.2
Beach & pool
4th-best month of the year

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

What to pack for ’Aïn el Hammam in September

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

In September, ’Aïn el Hammam sees daytime highs around 29°C and nights near 16°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near ’Aïn el Hammam in September

The nearest coast averages about 25°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 35 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 5 to Nov 8 — about 5.2 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr16Cool
May18Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in ’Aïn el Hammam 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 el Hammam peaks around July 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 14UV 10Dec 20UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in ’Aïn el Hammam 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 el Hammam is worst in August — around 56 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (June, 28 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorPoorModerateAug 1454 µg/m³Jun 1128 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb33Moderate
Mar37Poor
Apr34Moderate
May30Moderate
Jun28Moderate
Jul41Poor
Aug56Unhealthy
Sep31Moderate
Oct39Poor
Nov28Moderate
Dec31Moderate
Location & terrain

Where is ’Aïn el Hammam?

’Aïn el Hammam sits at 36.6°N, 4.3°E, 841 m above sea level, in Algeria. The nearest listed city is L’Arbaa Naït Irathen, 12 km away.

Topography around ’Aïn el Hammam

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

Within 3 km, the terrain around ’Aïn el Hammam has large variations in elevation — a maximum elevation change of 765 m around an average of 866 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,160 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,266 m.

The land around ’Aïn el Hammam is covered by trees (78%) within 3 km, trees (61%) and grassland (25%) within 16 km, and grassland (32%), trees (25%) and water (23%) within 80 km.

3 km
765 m
16 km
2,160 m
80 km
2,266 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: L’Arbaa Naït Irathen 12 km · Mekla 14 km · Tizi Rached 16 km · Beni Douala 21 km · Azazga 21 km · Freha 21 km · Ighram 21 km · Chorfa 22 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 el Hammam (36.5647°, 4.3062°, elevation 841 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).