Affery weather in September

In September, Affery sees average daytime highs of 30°C and overnight lows near 23°C, with 117 mm of rain across 22.2 wet days and about 12 hours of daylight. It is the 10th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% 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 Affery's 7th-clearest and 6th-windiest month. For the whole year in context, see Affery's year-round climate.

Daytime high
30°
10th warmest
Overnight low
23°
5th coldest
Rainfall
117 mm
22.2 wet days
Daylight
12 hours
6:09 AM – 6:11 PM
Cloud cover
78%
7th clearest
Wind
7 km/h
6th windiest
Solar energy
3.97 kWh/m²
Travel score
3.6
out of 10

Affery is place in Lagunes, Ivory Coast.

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 30°C through the month.

A typical September day in Affery reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°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)
12923
22923
32923
42923
52923
62923
72923
82923
92923
102923
112923
122923
132923
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023

How September really feels in Affery

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
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.

Affery weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°215.311.74.0
Feb34° / 24°4710.411.82.8
Mar34° / 24°8618.9122.5
Apr33° / 24°9320.312.12.6
May32° / 24°12023.612.32.8
Jun30° / 23°12524.312.43.3
Jul29° / 22°9418.812.34.2
Aug29° / 22°8416.912.24.4
Sep30° / 23°11722.2123.6
Oct30° / 23°12024.711.93.2
Nov31° / 23°6816.411.73.7
Dec31° / 23°267.111.64.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1991
2991
31090
41090
51090
61090
71189
81189
91189
101189
111189
121288
131288
141288
151387
161387
171387
181387
191486
201585
211585
221684
231684
241783
251783
261882
271882
281981
292080
302179

Chance of precipitation in September

Any precipitation

Affery gets around 117 mm of rain over 22.2 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 74% and peaks near 81% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
167
268
368
469
569
669
769
870
970
1070
1170
1271
1371
1472
1573
1673
1774
1875
1976
2076
2177
2278
2378
2479
2579
2680
2780
2880
2981
3081

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 97% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)
1595
2595
3595
4595
5595
6496
7496
8496
9496
10496
11397
12397
13397
14397
15298
16298
17298
18298
19298
20298
21199
22199
23199
24199
25199
26199
27199
28199
29199
30199

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.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
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 6:12 AM to 6:07 AM, and sunset from 6:19 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:126:19
212.16:126:19
312.16:126:18
412.16:116:18
512.16:116:17
612.16:116:17
712.16:116:16
812.16:116:16
912.16:106:15
1012.16:106:14
1112.16:106:14
1212.16:106:13
1312.16:106:13
1412.06:096:12
1512.06:096:12
1612.06:096:11
1712.06:096:11
1812.06:096:10
1912.06:096:10
2012.06:086:09
2112.06:086:08
2212.06:086:08
2312.06:086:07
2412.06:086:07
2512.06:076:06
2612.06:076:06
2712.06:076:05
2812.06:076:05
2912.06:076:04
3012.06:076:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.97 kWh/m².

For context, solar energy here swings from a low near 3.64 kWh/m² to a high of 5.09 kWh/m² in April across the year — September's 3.97 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Moderate
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Affery

In seasonPeak

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

Affery sees seasonal dust haze (January–February), heaviest in February.

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

Is September a good time to visit Affery?

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

3.6
Sightseeing
6th-best month of the year
4.7
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Affery.

What to pack for Affery in September

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

In September, Affery sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 22 days see rain.

light clothesrain gear

UV index in Affery 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 Affery peaks around April 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 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 13Dec 16UV 9
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Affery 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 Affery is worst in January — around 71 µg/m³ PM2.5 (unhealthy), about 3.6× the cleanest month (August, 20 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorJan 1670 µg/m³Aug 2220 µg/m³
PM2.5 (µg/m³)Level
Jan71Unhealthy
Feb63Unhealthy
Mar43Poor
Apr41Poor
May29Moderate
Jun25Moderate
Jul23Moderate
Aug20Moderate
Sep21Moderate
Oct26Moderate
Nov36Poor
Dec63Unhealthy
Location & terrain

Where is Affery?

Affery sits at 6.3°N, 4.0°W, 106 m above sea level, in Ivory Coast. The nearest listed city is Akoupé, 10 km away.

BiébyBongouanouBécédi-BrignanM’BattoRubino

Topography around Affery

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

Within 3 km, the terrain around Affery has only modest variations in elevation — a maximum elevation change of 63 m around an average of 105 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 136 m; within 80 km, large variations in elevation — a maximum elevation change of 602 m.

The land around Affery is covered by trees (66%) within 3 km, trees (89%) within 16 km, and trees (93%) within 80 km.

3 km
63 m
16 km
136 m
80 km
602 m
treesshrubsgrasslandartificial surfaces
September weather nearby: Akoupé 10 km · Adzopé 26 km · Arrah 39 km · Biéby 44 km · Bongouanou 46 km · Bécédi-Brignan 46 km · M’Batto 48 km · Rubino 48 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 Affery (6.3204°, -3.9524°, elevation 106 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. 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).