Ténès weather in September

In September, Ténès sees average daytime highs of 26°C and overnight lows near 21°C, with 25 mm of rain across 4.5 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 28°C in the first days to 25°C by the end. The sky is clear or mostly clear about 61% of the time in September, and the air most often feels muggy.

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 Ténès's 4th-clearest and 9th-windiest month. For the whole year in context, see Ténès's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
21°
10th coldest
Rainfall
25 mm
4.5 wet days
Daylight
12 h 12 min
6:42 AM – 6:56 PM
Cloud cover
36%
4th clearest
Wind
13 km/h
9th windiest
Solar energy
5.39 kWh/m²
Travel score
7.9
out of 10

Ténès is human settlement in Algeria.

Density
289/km²
people per km²
Founded
1861

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 28°C in the first days to 25°C by the end.

A typical September day in Ténès reaches about 26°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, September runs about 3°C cooler than August and about 4°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12822
22822
32822
42822
52822
62722
72722
82722
92721
102721
112721
122721
132721
142621
152621
162621
172620
182620
192620
202620
212520
222520
232520
242520
252520
262520
272519
282519
292519
302419

Ténès 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° / 6499.84.6
Feb15° / 10°568.310.64.8
Mar16° / 11°538.111.75.7
Apr18° / 13°517.812.96.5
May21° / 16°37513.97.6
Jun25° / 19°71.314.48.9
Jul28° / 22°10.214.28.2
Aug29° / 23°60.813.47.4
Sep26° / 21°254.512.27.9
Oct23° / 17°446.711.17.5
Nov18° / 13°829.910.16.1
Dec16° / 11°578.69.65.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% 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 (%)
18515
28416
38317
48218
58119
68020
78020
87921
97921
107723
117723
127723
137525
147525
157525
167426
177327
187228
197228
207129
217129
227030
237030
247030
257030
267030
277030
287030
297030
307030

Chance of precipitation in September

Any precipitation

Ténès gets around 25 mm of rain over 4.5 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 14% and peaks near 20% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
16
27
37
48
59
69
710
810
911
1012
1112
1213
1313
1414
1514
1615
1715
1816
1916
2017
2118
2218
2319
2419
2519
2619
2719
2819
2920
3020

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 38% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
104264822
205284820
305294719
405304718
506314716
606334615
707344614
807354512
908364511
1009364411
11010364310
1201137429
1301237429
1401337418
1511438408
1611538397
1711639387
1811739376
1911740366
2011840355
2111941345
2212042334
2312042334
2412143323
2512144313
2622145292
2722246282
2822247272
2932248261
3032249251

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2812light breeze
2912light breeze
3012light breeze

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 6:30 AM to 6:54 AM, and sunset from 7:19 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:307:19
212.86:317:17
312.76:327:16
412.76:327:14
512.76:337:13
612.66:347:11
712.66:357:10
812.56:367:08
912.56:377:07
1012.56:377:05
1112.46:387:04
1212.46:397:02
1312.36:407:01
1412.36:416:59
1512.36:416:58
1612.26:426:56
1712.26:436:54
1812.16:446:53
1912.16:456:51
2012.16:466:50
2112.06:466:48
2212.06:476:47
2312.06:486:45
2411.96:496:43
2511.96:506:42
2611.86:516:40
2711.86:516:39
2811.86:526:37
2911.76:536:36
3011.76:546:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.39 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 7.58 kWh/m² in June across the year — September's 5.39 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.1Intense
36.1Intense
46.0Intense
56.0Bright
65.9Bright
75.8Bright
85.8Bright
95.8Bright
105.7Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.4Bright
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 Ténès

In seasonPeak

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

Ténès sees seasonal dust haze (July), heaviest in July.

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

Is September a good time to visit Ténès?

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

7.9
Sightseeing
3rd-best month of the year
7.7
Beach & pool
4th-best month of the year

September is one of the better times to visit Ténès for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ténès in September

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

In September, Ténès sees daytime highs around 26°C and nights near 21°C. Worth packing: light clothes and sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Ténès 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 14 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 7 to Nov 2 — about 4.9 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
Sep24Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Ténès 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 Ténès 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 highModerateJul 16UV 10Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb3Moderate
Mar6High
Apr6High
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Ténès 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 Ténès is worst in March — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (January, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1822 µg/m³Jan 112 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb17Moderate
Mar23Moderate
Apr18Moderate
May16Moderate
Jun16Moderate
Jul21Moderate
Aug19Moderate
Sep20Moderate
Oct18Moderate
Nov17Moderate
Dec12Good
Location & terrain

Where is Ténès?

Ténès sits at 36.5°N, 1.3°E, 50 m above sea level, in Algeria. The nearest listed city is Sidi Akkacha, 5.0 km away.

Topography around Ténès

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

Within 3 km, the terrain around Ténès has significant variations in elevation — a maximum elevation change of 426 m around an average of 89 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,120 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,952 m.

The land around Ténès is covered by water (36%) and trees (24%) within 3 km, water (45%) and grassland (22%) within 16 km, and water (36%) and grassland (25%) within 80 km.

3 km
426 m
16 km
1,120 m
80 km
1,952 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Sidi Akkacha 5.0 km · Abou el Hassan 14 km · Ech Chettia 35 km · Chlef 38 km · Oued Fodda 41 km · El Abadia 43 km · El Attaf 46 km · Oued Sly 47 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 Ténès (36.5108°, 1.3081°, elevation 50 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).