Ughelli weather in September

In September, Ughelli sees average daytime highs of 29°C and overnight lows near 23°C, with 331 mm of rain across 29.4 wet days and about 12 hours of daylight. It is the 10th-warmest and 2nd-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 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 Ughelli's 12th-clearest and 6th-windiest month. For the whole year in context, see Ughelli's year-round climate.

Daytime high
29°
10th warmest
Overnight low
23°
5th coldest
Rainfall
331 mm
29.4 wet days
Daylight
12 hours
6:29 AM – 6:31 PM
Cloud cover
89%
12th clearest
Wind
6 km/h
6th windiest
Solar energy
3.57 kWh/m²
Travel score
2.9
out of 10

Ughelli is city in Delta State, Nigeria.

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 29°C through the month.

A typical September day in Ughelli 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 on par with August and about 1°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12823
22823
32823
42823
52823
62823
72823
82823
92823
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 Ughelli

Once humidity and wind are folded in, September averages 15 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
15
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.

Ughelli weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°471111.73.4
Feb33° / 24°8015.711.82.7
Mar32° / 24°18725.9122.3
Apr32° / 24°25827.212.12.4
May31° / 24°31529.112.22.5
Jun29° / 23°32829.212.32.8
Jul28° / 23°32829.112.33.2
Aug28° / 23°27227.712.23.4
Sep29° / 23°33129.4122.9
Oct30° / 23°34930.411.92.6
Nov31° / 23°16022.511.83.0
Dec32° / 23°461111.73.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 2% of September, with mostly cloudy or overcast conditions the remaining 98%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1397
2397
3397
4298
5298
6298
7298
8199
9199
10199
11199
12199
13199
14199
15298
16298
17298
18298
19298
20298
21298
22298
23397
24397
25397
26397
27397
28397
29397
30397

Chance of precipitation in September

Any precipitation

Ughelli gets around 331 mm of rain over 29.4 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 98% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
195
296
396
496
597
697
797
897
997
1097
1198
1298
1398
1498
1598
1698
1798
1898
1998
2098
2198
2298
2399
2499
2599
2699
2799
2899
2999
3099

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1982
2982
3973
4973
5973
6973
7973
8973
9973
10964
11964
12964
13964
14964
15955
16955
17955
18946
19946
20946
21937
22937
23928
24919
25919
269010
278911
288812
298713
308713

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 6:33 AM to 6:27 AM, and sunset from 6:39 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:336:39
212.16:326:38
312.16:326:38
412.16:326:37
512.16:326:37
612.16:326:36
712.16:316:36
812.16:316:35
912.16:316:35
1012.16:316:34
1112.16:316:34
1212.16:306:33
1312.06:306:33
1412.06:306:32
1512.06:306:32
1612.06:296:31
1712.06:296:31
1812.06:296:30
1912.06:296:30
2012.06:296:29
2112.06:286:29
2212.06:286:28
2312.06:286:28
2412.06:286:27
2512.06:286:27
2612.06:276:26
2712.06:276:25
2812.06:276:25
2912.06:276:25
3012.06:276:24

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.57 kWh/m².

For context, solar energy here swings from a low near 3.35 kWh/m² to a high of 5.18 kWh/m² in January across the year — September's 3.57 kWh/m² sits near the bottom.

01234151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
Planning a trip in September

Hazard calendar for Ughelli

In seasonPeak

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

Ughelli sees seasonal dust haze (December–April), heaviest in February.

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

Is September a good time to visit Ughelli?

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

2.9
Sightseeing
6th-best month of the year
3.6
Beach & pool
11th-best month of the year

September is a weaker month for outdoor sightseeing in Ughelli.

What to pack for Ughelli in September

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

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

light clothesrain gear

UV index in Ughelli 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 Ughelli peaks around March 24 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highMar 24UV 12Jan 10UV 8
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug9Very high
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Ughelli 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 Ughelli is worst in January — around 118 µg/m³ PM2.5 (unhealthy), about 4.0× the cleanest month (August, 30 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 16116 µg/m³Aug 1630 µg/m³
PM2.5 (µg/m³)Level
Jan118Unhealthy
Feb101Unhealthy
Mar63Unhealthy
Apr57Unhealthy
May49Poor
Jun43Poor
Jul35Moderate
Aug30Moderate
Sep35Poor
Oct47Poor
Nov57Unhealthy
Dec102Unhealthy
Location & terrain

Where is Ughelli?

Ughelli sits at 5.5°N, 6.0°E, 13 m above sea level, in Nigeria. The nearest listed city is Warri, 28 km away.

AgborOgutaOgwashi-Uku

Topography around Ughelli

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

Within 3 km, the terrain around Ughelli has only modest variations in elevation — a maximum elevation change of 21 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 28 m; within 80 km, only modest variations in elevation — a maximum elevation change of 200 m.

The land around Ughelli is covered by artificial surfaces (52%), grassland (25%) and trees (21%) within 3 km, trees (58%) and grassland (35%) within 16 km, and trees (64%) within 80 km.

3 km
21 m
16 km
28 m
80 km
200 m
treesshrubsgrasslandartificial surfaceswatermangroves
September weather nearby: Warri 28 km · Kwale 53 km · Burutu 57 km · Sapele 58 km · Yenagoa 69 km · Agbor 88 km · Oguta 92 km · Ogwashi-Uku 96 km

Nigeria travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 13% of US
price level, 2025
GDP per capita
$1,224
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
15.7
per 100k, 2023
Road deaths
20.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 569
Religion
Muslim 54%other Christian 35%Roman Catholic 11%other 1%

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 Ughelli (5.4896°, 6.0041°, elevation 13 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).