Thiès Nones weather in September

In September, Thiès Nones sees average daytime highs of 31°C and overnight lows near 25°C, with 120 mm of rain across 13.9 wet days and about 12.1 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 19% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Thiès Nones's 11th-clearest and 12th-windiest month. For the whole year in context, see Thiès Nones's year-round climate.

Daytime high
31°
11th warmest
Overnight low
25°
11th coldest
Rainfall
120 mm
13.9 wet days
Daylight
12 h 06 min
7:00 AM – 7:05 PM
Cloud cover
67%
11th clearest
Wind
9 km/h
12th windiest
Solar energy
5.51 kWh/m²
Travel score
3.8
out of 10

Thiès Nones is settlement in Senegal.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical September day in Thiès Nones reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°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 on par with August and about 2°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113125
123125
133125
143125
153125
163125
173125
183125
193125
203225
213225
223225
233225
243225
253225
263225
273225
283225
293225
303225

How September really feels in Thiès Nones

Once humidity and wind are folded in, September averages 30 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
30
13 feel dangerously hot (≥ 39°C)
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.

Thiès Nones weather by month

How September compares with the rest of the year at a glance. September is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°20.211.25.1
Feb33° / 19°10.211.54.7
Mar33° / 19°00.111.94.6
Apr32° / 19°0012.35.0
May32° / 20°0012.75.1
Jun32° / 23°20.812.95.0
Jul32° / 25°486.912.84.4
Aug31° / 25°14615.412.53.7
Sep31° / 25°12013.912.13.8
Oct33° / 24°354.811.73.8
Nov34° / 22°10.211.33.5
Dec33° / 19°10.411.14.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12278
22278
32377
42575
52674
62773
72971
83070
93268
103268
113565
123565
133763
143862
153961
164060
174159
184258
194357
204555
214456
224555
234753
244852
255050
265149
275347
285446
295644
305743

Chance of precipitation in September

Any precipitation

Thiès Nones gets around 120 mm of rain over 13.9 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 45% and peaks near 57% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
157
257
356
455
554
653
752
851
950
1049
1149
1248
1348
1447
1547
1646
1746
1845
1944
2043
2143
2242
2340
2439
2538
2636
2735
2833
2931
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the miserable band about 86% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
101486
201387
301387
401387
501387
601387
701387
801387
901387
1001387
1101387
1201387
1301387
1401387
1501387
1601387
1701387
1801387
1901387
2001387
2101387
2201387
2301387
2401486
2501486
2601585
2701585
2801684
2911782
3011782

Wind in September

Winds average 9 km/h in September, the calmest month.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
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 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 6:59 AM to 7:01 AM, and sunset from 7:16 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:597:16
212.36:597:16
312.36:597:15
412.26:597:14
512.26:597:13
612.26:597:13
712.26:597:12
812.26:597:11
912.26:597:10
1012.26:597:09
1112.26:597:09
1212.17:007:08
1312.17:007:07
1412.17:007:06
1512.17:007:05
1612.17:007:05
1712.17:007:04
1812.17:007:03
1912.07:007:02
2012.07:007:01
2112.07:007:01
2212.07:007:00
2312.07:006:59
2412.07:006:58
2512.07:006:58
2611.97:006:57
2711.97:006:56
2811.97:016:55
2911.97:016:54
3011.97:016:54

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.51 kWh/m².

For context, solar energy here swings from a low near 5.14 kWh/m² to a high of 7.3 kWh/m² in April across the year — September's 5.51 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.6Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.9Bright
305.9Bright
Planning a trip in September

Hazard calendar for Thiès Nones

In seasonPeak

In September, Thiès Nones sits inside its atlantic hurricane and dust season. The full year is below, with each hazard's peak months called out.

Thiès Nones sits in the Atlantic hurricane belt; the season peaks August–October.

Thiès Nones sees dust haze year-round, heaviest in June.

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

Is September a good time to visit Thiès Nones?

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

3.8
Sightseeing
9th-best month of the year
5.9
Beach & pool
11th-best month of the year

September is a weaker month for outdoor sightseeing in Thiès Nones.

What to pack for Thiès Nones in September

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

In September, Thiès Nones sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Thiès Nones 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 at the nearest coast (about 20 km away) is warmest in September at about 28°C and coldest in February near 19°C.

It's comfortable for a long swim from Apr 17 to Jan 26 — about 9.4 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb19Cool
Mar19Cool
Apr20Cool
May22Refreshing
Jun25Warm
Jul27Warm
Aug28Warm
Sep28Tropical
Oct28Tropical
Nov26Warm
Dec23Refreshing

UV index in Thiès Nones in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Thiès Nones peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highMar 18UV 13Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Thiès Nones 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 Thiès Nones is worst in January — around 109 µg/m³ PM2.5 (unhealthy), about 3.1× the cleanest month (August, 36 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyPoorUnhealthyJan 18108 µg/m³Aug 1937 µg/m³
PM2.5 (µg/m³)Level
Jan109Unhealthy
Feb103Unhealthy
Mar77Unhealthy
Apr53Poor
May48Poor
Jun66Unhealthy
Jul49Poor
Aug36Poor
Sep42Poor
Oct62Unhealthy
Nov68Unhealthy
Dec100Unhealthy
Location & terrain

Where is Thiès Nones?

Thiès Nones sits at 14.8°N, 17.0°W, 85 m above sea level, in Senegal. The nearest listed city is Thiès, 4.0 km away.

Topography around Thiès Nones

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

Within 3 km, the terrain around Thiès Nones has only modest variations in elevation — a maximum elevation change of 70 m around an average of 91 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 143 m; within 80 km, only modest variations in elevation — a maximum elevation change of 144 m.

The land around Thiès Nones is covered by grassland (34%), shrubs (27%) and artificial surfaces (24%) within 3 km, grassland (44%) and cropland (28%) within 16 km, and water (42%), cropland (30%) and grassland (21%) within 80 km.

3 km
70 m
16 km
143 m
80 km
144 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Thiès 4.0 km · Pout 10 km · Sébikhotane 19 km · Dougnane 22 km · Kayar 22 km · Diamniadio 24 km · Tivaouane 25 km · Kbombole 29 km

Senegal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / D / E / K
230 V · 50 Hz
Prices
≈ 36% of US
price level, 2025
GDP per capita
$1,955
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
27%
of population, 2024
Homicide rate
0.3
per 100k, 2015
Road deaths
23.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 442
Religion
Muslim 97%Christian 3%

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 Thiès Nones (14.7833°, -16.9667°, elevation 85 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).