Watté weather in September

In September, Watté sees average daytime highs of 29°C and overnight lows near 23°C, with 178 mm of rain across 27.1 wet days and about 12 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 1% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Watté's 8th-clearest and 3rd-windiest month. For the whole year in context, see Watté's year-round climate.

Daytime high
29°
9th warmest
Overnight low
23°
7th coldest
Rainfall
178 mm
27.1 wet days
Daylight
12 hours
6:21 AM – 6:22 PM
Cloud cover
81%
8th clearest
Wind
7 km/h
3rd windiest
Solar energy
4.34 kWh/m²
Travel score
3.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Watté reaches about 29°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12822
22822
32823
42823
52823
62823
72823
82923
92923
102923
112923
122923
132923
142923
152923
162923
172923
182923
192923
202923
212923
222923
232923
242923
252923
262923
272923
282923
292923
302923

How September really feels in Watté

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.

Watté weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°671511.74.0
Feb32° / 23°8317.711.83.2
Mar32° / 23°12322.3122.9
Apr31° / 23°1202312.12.9
May30° / 23°20828.112.22.8
Jun29° / 23°23226.312.33.4
Jul28° / 22°11320.512.34.5
Aug28° / 22°9220.712.24.4
Sep29° / 23°17827.1123.2
Oct30° / 22°17628.811.92.9
Nov30° / 22°13225.211.83.1
Dec30° / 22°9220.611.73.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 9% of September, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2793
3793
4892
5892
6892
7892
8892
9892
10892
11991
12991
13991
141090
151090
161090
171090
181090
191090
201090
211090
221189
231189
241189
251288
261288
271288
281288
291387
301288

Chance of precipitation in September

Any precipitation

Watté gets around 178 mm of rain over 27.1 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 90% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
185
286
387
488
588
689
789
889
989
1089
1189
1289
1389
1489
1589
1689
1789
1889
1990
2090
2190
2291
2391
2491
2592
2692
2793
2893
2993
3094

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
13970
22980
32980
42980
52980
62980
72980
82980
92980
101990
111990
121990
131990
141990
151990
161990
171990
181990
191990
201990
211990
221990
231990
241981
251981
260991
270991
280991
291981
301981

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over September. Sunrise moves from 6:24 AM to 6:18 AM, and sunset from 6:30 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:246:30
212.16:246:29
312.16:246:29
412.16:236:28
512.16:236:28
612.16:236:27
712.16:236:27
812.16:226:26
912.16:226:26
1012.16:226:25
1112.06:226:25
1212.06:226:24
1312.06:216:24
1412.06:216:23
1512.06:216:23
1612.06:216:22
1712.06:206:22
1812.06:206:21
1912.06:206:21
2012.06:206:20
2112.06:196:20
2212.06:196:19
2312.06:196:19
2412.06:196:18
2512.06:196:18
2612.06:186:17
2712.06:186:17
2812.06:186:16
2912.06:186:16
3012.06:186:15

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.34 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 5.31 kWh/m² in April across the year — September's 4.34 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Watté

In seasonPeak

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

Watté sees seasonal dust haze (February), heaviest in February.

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

Is September a good time to visit Watté?

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

3.2
Sightseeing
6th-best month of the year
4.0
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Watté.

What to pack for Watté in September

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

In September, Watté sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

Sea temperature near Watté 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 36 km away) is warmest in May at about 28°C and coldest in August near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr28Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug24Warm
Sep24Warm
Oct26Warm
Nov28Warm
Dec28Tropical

UV index in Watté in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Watté peaks around April 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 16 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highApr 13UV 13Jul 16UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Watté 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 Watté is worst in January — around 47 µg/m³ PM2.5 (poor), about 4.9× the cleanest month (September, 10 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateGoodModerateJan 2146 µg/m³Sep 1410 µg/m³
PM2.5 (µg/m³)Level
Jan47Poor
Feb44Poor
Mar27Moderate
Apr27Moderate
May16Moderate
Jun15Moderate
Jul14Moderate
Aug11Good
Sep10Good
Oct12Good
Nov18Moderate
Dec36Poor
Location & terrain

Where is Watté?

Watté sits at 4.9°N, 6.8°W, 175 m above sea level, in Ivory Coast. The nearest listed city is Gagny, 13 km away.

DjapadjiTouih

Topography around Watté

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

Within 3 km, the terrain around Watté has only modest variations in elevation — a maximum elevation change of 50 m around an average of 33 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 308 m; within 80 km, significant variations in elevation — a maximum elevation change of 471 m.

The land around Watté is covered by trees (68%) and grassland (22%) within 3 km, trees (81%) within 16 km, and trees (73%) and water (24%) within 80 km.

3 km
50 m
16 km
308 m
80 km
471 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Gagny 13 km · Dagadji 22 km · Gabiadji 26 km · San-Pédro 26 km · Gligbeuadji 31 km · Gnépasso 32 km · Djapadji 40 km · Touih 45 km

Ivory Coast travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$3,050
2025
Happiness
5.1 / 10
World Happiness, 2025
Safe drinking water
36%
of population, 2024
Road deaths
24.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 393

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 Watté (4.9353°, -6.7783°, elevation 175 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).