Chenini Nahal weather in September

In September, Chenini Nahal sees average daytime highs of 31°C and overnight lows near 23°C, with 18 mm of rain across 2.2 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 29°C by the end. The sky is clear or mostly clear about 73% of the time in September, and the air most often feels muggy.

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

Daytime high
31°
3rd warmest
Overnight low
23°
10th coldest
Rainfall
18 mm
2.2 wet days
Daylight
12 h 12 min
6:08 AM – 6:20 PM
Cloud cover
27%
4th clearest
Wind
15 km/h
11th windiest
Solar energy
5.66 kWh/m²
Travel score
5.8
out of 10

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 29°C by the end.

A typical September day in Chenini Nahal reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 36°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°40°151015202530
Avg high (°C)Avg low (°C)
13325
23325
33225
43224
53224
63224
73224
83224
93224
103224
113124
123124
133124
143123
153123
163123
173123
183123
193123
203023
213023
223023
233022
243022
253022
263022
272922
282922
292922
302922

How September really feels in Chenini Nahal

Once humidity and wind are folded in, September averages 13 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
13
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.

Chenini Nahal weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan16° / 152.8106.0
Feb17° / 122.410.76.9
Mar20° / 12°182.711.77.8
Apr23° / 15°122.112.88.6
May27° / 18°51.113.78.4
Jun31° / 22°10.314.26.4
Jul33° / 24°00144.6
Aug34° / 25°20.413.34.3
Sep31° / 23°182.212.25.8
Oct27° / 19°203.111.17.8
Nov21° / 14°142.810.28.1
Dec17° / 10°173.19.86.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1937
2928
3919
4919
5919
69010
78911
88911
98911
108911
118911
128713
138713
148713
158713
168614
178515
188515
198416
208416
218218
228218
238218
248020
258020
267921
277822
287822
297822
307723

Chance of precipitation in September

Any precipitation

Chenini Nahal gets around 18 mm of rain over 2.2 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 7% and peaks near 12% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
14
24
34
44
55
65
75
85
95
105
115
125
135
145
156
166
176
187
197
208
218
228
239
249
2510
2610
2711
2811
2911
3012

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1292742200
2292741201
32102740201
42102839211
52112838211
62112837221
73112836221
83122835221
93122834221
104132834211
115132833210
125142733200
136142734190
146142734180
157142734170
167142735160
178142835150
188142836140
199142936120
209142936110
2110143036100
221014303690
231014313690
241114313680
251114323570
261214323570
271315323470
281315333360
291416333260
301416333150

Wind in September

Winds average 15 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 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 60 minutes over September. Sunrise moves from 5:57 AM to 6:18 AM, and sunset from 6:42 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:576:42
212.75:586:40
312.75:596:39
412.65:596:38
512.66:006:36
612.66:016:35
712.56:026:33
812.56:026:32
912.56:036:30
1012.46:046:29
1112.46:046:28
1212.46:056:26
1312.36:066:25
1412.36:066:23
1512.26:076:22
1612.26:086:20
1712.26:096:19
1812.16:096:17
1912.16:106:16
2012.16:116:15
2112.06:116:13
2212.06:126:12
2312.06:136:10
2411.96:146:09
2511.96:146:07
2611.86:156:06
2711.86:166:04
2811.86:176:03
2911.76:176:02
3011.76:186:00

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.66 kWh/m².

For context, solar energy here swings from a low near 2.92 kWh/m² to a high of 7.72 kWh/m² in July across the year — September's 5.66 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.2Intense
56.1Intense
66.1Intense
76.0Intense
86.0Bright
96.0Bright
105.9Bright
115.9Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.5Bright
205.5Bright
215.5Bright
225.4Bright
235.4Bright
245.3Bright
255.3Bright
265.2Bright
275.2Bright
285.1Bright
295.1Bright
305.0Bright
Planning a trip in September

Hazard calendar for Chenini Nahal

In seasonPeak

In September, Chenini Nahal sits inside its dust season. The full year is below, with each hazard's peak months called out.

Chenini Nahal sees seasonal dust haze (March–July), heaviest in April.

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

Is September a good time to visit Chenini Nahal?

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

5.8
Sightseeing
10th-best month of the year
8.4
Beach & pool
3rd-best month of the year

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

What to pack for Chenini Nahal in September

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

In September, Chenini Nahal sees daytime highs around 31°C and nights near 23°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Chenini Nahal in September

The nearest coast averages about 28°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 29°C and coldest in February near 14°C.

It's comfortable for a long swim from May 7 to Nov 24 — about 6.6 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar15Cool
Apr18Cool
May21Refreshing
Jun24Warm
Jul27Warm
Aug29Tropical
Sep28Warm
Oct25Warm
Nov21Refreshing
Dec17Cool

UV index in Chenini Nahal in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chenini Nahal peaks around June 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 22UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar7High
Apr6High
May7High
Jun10Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Chenini Nahal 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 Chenini Nahal is worst in April — around 59 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (August, 31 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorApr 1558 µg/m³Aug 1731 µg/m³
PM2.5 (µg/m³)Level
Jan55Unhealthy
Feb46Poor
Mar51Poor
Apr59Unhealthy
May49Poor
Jun45Poor
Jul33Moderate
Aug31Moderate
Sep32Moderate
Oct34Moderate
Nov44Poor
Dec44Poor
Location & terrain

Where is Chenini Nahal?

Chenini Nahal sits at 33.9°N, 10.1°E, 30 m above sea level, in Tunisia. The nearest listed city is Gabes, 4.0 km away.

Ajim

Topography around Chenini Nahal

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

Within 3 km, the terrain around Chenini Nahal has only modest variations in elevation — a maximum elevation change of 64 m around an average of 38 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 245 m; within 80 km, large variations in elevation — a maximum elevation change of 749 m.

The land around Chenini Nahal is covered by bare terrain (53%) within 3 km, bare terrain (49%) and water (25%) within 16 km, and bare terrain (59%) and water (26%) within 80 km.

3 km
64 m
16 km
245 m
80 km
749 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Gabes 4.0 km · Teboulbou 6.0 km · Rhennouch 8.0 km · Métouia 11 km · El Hamma 24 km · Mareth 35 km · Matmata 37 km · Ajim 67 km

Tunisia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$4,657
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
65%
of population, 2024
Homicide rate
4.7
per 100k, 2020
Road deaths
16.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 498
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 Chenini Nahal (33.8722°, 10.0552°, elevation 30 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).