Mandela weather in September

In September, Mandela sees average daytime highs of 26°C and overnight lows near 24°C, with 39 mm of rain across 8.7 wet days and about 12 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 22% 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 Mandela's 7th-clearest and 6th-windiest month. For the whole year in context, see Mandela's year-round climate.

Daytime high
26°
10th warmest
Overnight low
24°
3rd coldest
Rainfall
39 mm
8.7 wet days
Daylight
12 hours
5:55 AM – 5:57 PM
Cloud cover
62%
7th clearest
Wind
16 km/h
6th windiest
Solar energy
5.17 kWh/m²
Travel score
6.8
out of 10

Mandela is human settlement in Ga South Municipal District, Greater Accra Region, Ghana.

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 26°C through the month.

A typical September day in Mandela reaches about 26°C in the afternoon and slips back to 24°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 26°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12523
22523
32523
42523
52523
62524
72524
82524
92524
102524
112524
122524
132524
142624
152624
162624
172624
182624
192624
202624
212624
222624
232624
242624
252624
262624
272624
282624
292624
302624

How September really feels in Mandela

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Mandela weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°113.411.77.0
Feb29° / 26°133.911.86.5
Mar29° / 26°246.6125.8
Apr29° / 26°4510.712.15.3
May28° / 26°11920.412.24.5
Jun27° / 25°17420.612.34.8
Jul25° / 24°6310.412.36.5
Aug25° / 23°276.312.27.2
Sep26° / 24°398.7126.8
Oct27° / 25°5212.311.96.3
Nov28° / 26°4113.111.75.7
Dec29° / 26°226.911.76.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 24% of September, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23763
33862
43862
53961
63961
74159
84258
94258
104258
114357
124456
134456
144555
154555
164555
174654
184555
194654
204753
214852
224852
234951
245149
255248
265347
275446
285446
295644
305644

Chance of precipitation in September

Any precipitation

Mandela gets around 39 mm of rain over 8.7 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 29% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
126
226
326
426
526
627
727
827
927
1027
1128
1228
1329
1429
1529
1630
1730
1830
1930
2031
2131
2231
2331
2432
2532
2632
2732
2832
2932
3032

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

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)
1199
2199
3199
40100
50100
60100
70100
80100
90100
100100
110100
120100
130100
140100
150100
160100
170100
180100
190100
200100
210100
220100
230100
240100
250100
260100
270100
280100
290100
300100

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 15 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
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2215light breeze
2315light breeze
2415light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze

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 5:58 AM to 5:52 AM, and sunset from 6:04 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:586:04
212.15:586:04
312.15:576:03
412.15:576:03
512.15:576:02
612.15:576:02
712.15:576:01
812.15:566:01
912.15:566:00
1012.15:566:00
1112.15:565:59
1212.15:565:59
1312.05:555:58
1412.05:555:58
1512.05:555:57
1612.05:555:57
1712.05:555:56
1812.05:545:56
1912.05:545:55
2012.05:545:54
2112.05:545:54
2212.05:545:53
2312.05:535:53
2412.05:535:52
2512.05:535:52
2612.05:535:51
2712.05:535:51
2812.05:525:50
2912.05:525:50
3012.05:525:49

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.17 kWh/m².

For context, solar energy here swings from a low near 4.44 kWh/m² to a high of 5.94 kWh/m² in March across the year — September's 5.17 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for Mandela

In seasonPeak

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

Mandela's rainy season runs May–June, when most of the year's rain falls.

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

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

Is September a good time to visit Mandela?

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

6.8
Sightseeing
3rd-best month of the year
6.4
Beach & pool
8th-best month of the year

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

What to pack for Mandela in September

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

In September, Mandela sees daytime highs around 26°C and nights near 24°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Mandela 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 20 km away) is warmest in May at about 29°C and coldest in August near 23°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
Feb28Warm
Mar28Tropical
Apr28Tropical
May29Tropical
Jun27Warm
Jul24Warm
Aug23Refreshing
Sep24Warm
Oct27Warm
Nov28Tropical
Dec28Tropical

UV index in Mandela 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 Mandela peaks around March 24 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 13Dec 17UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Mandela 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 Mandela is worst in January — around 66 µg/m³ PM2.5 (unhealthy), about 7.2× the cleanest month (October, 9 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateGoodModeratePoorJan 1764 µg/m³Oct 109 µg/m³
PM2.5 (µg/m³)Level
Jan66Unhealthy
Feb52Poor
Mar26Moderate
Apr23Moderate
May13Moderate
Jun15Moderate
Jul16Moderate
Aug13Moderate
Sep9Good
Oct9Good
Nov15Moderate
Dec48Poor
Location & terrain

Where is Mandela?

Mandela sits at 5.6°N, 0.3°W, 75 m above sea level, in Ghana. The nearest listed city is Gbawe, 4.0 km away.

Topography around Mandela

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

Within 3 km, the terrain around Mandela has only modest variations in elevation — a maximum elevation change of 138 m around an average of 38 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 192 m; within 80 km, large variations in elevation — a maximum elevation change of 824 m.

The land around Mandela is covered by artificial surfaces (74%) within 3 km, artificial surfaces (48%) and water (30%) within 16 km, and trees (44%) and water (32%) within 80 km.

3 km
138 m
16 km
192 m
80 km
824 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
September weather nearby: Gbawe 4.0 km · Amanfrom 7.0 km · Awoshi 8.0 km · Kasoa 9.0 km · New Achimota 12 km · Taifa 15 km · Buduburam 16 km · Accra 16 km

Ghana travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$3,257
2025
Happiness
4.6 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
1.8
per 100k, 2022
Road deaths
25.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 540
Religion
Christian 71%Muslim 20%other 5%traditionalist 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 Mandela (5.5522°, -0.3391°, elevation 75 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).