Uromi weather in September

In September, Uromi sees average daytime highs of 29°C and overnight lows near 23°C, with 239 mm of rain across 27.9 wet days and about 12 hours of daylight. It is the 10th-warmest and 1st-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 11 h 54 min by month's end. Set against the rest of the year, September is Uromi's 11th-clearest and 9th-windiest month. For the whole year in context, see Uromi's year-round climate.

Daytime high
29°
10th warmest
Overnight low
23°
5th coldest
Rainfall
239 mm
27.9 wet days
Daylight
12 hours
6:28 AM – 6:30 PM
Cloud cover
84%
11th clearest
Wind
7 km/h
9th windiest
Solar energy
4.03 kWh/m²
Travel score
3.0
out of 10

Uromi is city in 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 Uromi reaches about 29°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 27°C and 31°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)
12923
22923
32923
42923
52923
62923
72923
82923
92923
102923
112923
122923
132923
142923
152923
162923
172923
182923
192923
202923
212923
222923
232923
242923
253023
263023
273023
283023
293023
303023

How September really feels in Uromi

Once humidity and wind are folded in, September averages 25 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
25
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.

Uromi weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan35° / 22°92.511.73.2
Feb35° / 24°226.311.82.5
Mar34° / 24°6114.3122.4
Apr33° / 24°11919.412.12.6
May31° / 24°18525.212.32.7
Jun30° / 23°22027.412.42.9
Jul29° / 23°2012812.43.2
Aug28° / 22°18826.312.23.4
Sep29° / 23°23927.9123.0
Oct30° / 23°18624.811.93.1
Nov32° / 23°408.711.74.0
Dec34° / 22°7211.63.8

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 5% of September, with mostly cloudy or overcast conditions the remaining 95%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5496
6496
7496
8496
9496
10496
11496
12496
13595
14595
15595
16595
17595
18694
19694
20694
21694
22694
23694
24694
25694
26694
27694
28694
29694
30694

Chance of precipitation in September

Any precipitation

Uromi gets around 239 mm of rain over 27.9 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 93% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
192
292
392
493
593
693
793
893
993
1094
1194
1294
1394
1494
1594
1694
1794
1894
1993
2093
2193
2292
2392
2492
2591
2691
2791
2890
2990
3090

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
4199
5199
6199
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 7 km/h in September.

Across September, daily wind ranges from about 6 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
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 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 12 minutes over September. Sunrise moves from 6:30 AM to 6:26 AM, and sunset from 6:38 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:306:38
212.16:306:38
312.16:306:37
412.16:306:37
512.16:306:36
612.16:306:36
712.16:306:35
812.16:296:35
912.16:296:34
1012.16:296:33
1112.16:296:33
1212.16:296:32
1312.16:286:32
1412.06:286:31
1512.06:286:31
1612.06:286:30
1712.06:286:30
1812.06:286:29
1912.06:276:28
2012.06:276:28
2112.06:276:27
2212.06:276:27
2312.06:276:26
2412.06:266:26
2512.06:266:25
2612.06:266:25
2712.06:266:24
2812.06:266:23
2912.06:266:23
3011.96:266:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.03 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 5.58 kWh/m² in January across the year — September's 4.03 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
84.0Moderate
94.0Moderate
104.0Moderate
114.0Moderate
124.0Bright
134.0Bright
144.0Bright
154.0Bright
164.0Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
Planning a trip in September

Hazard calendar for Uromi

In seasonPeak

In September, Uromi sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Uromi's rainy season runs April–October, when most of the year's rain falls.

Uromi 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 Uromi?

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

3.0
Sightseeing
7th-best month of the year
3.9
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Uromi.

What to pack for Uromi in September

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

In September, Uromi sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Uromi 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 Uromi peaks around September 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highExtremeExtremeVery highSep 21UV 12Dec 22UV 8
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar12Extreme
Apr11Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Uromi 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 Uromi is worst in January — around 194 µg/m³ PM2.5 (very unhealthy), about 5.9× the cleanest month (August, 33 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorModeratePoorUnhealthyJan 23193 µg/m³Aug 1033 µg/m³
PM2.5 (µg/m³)Level
Jan194Very unhealthy
Feb192Very unhealthy
Mar82Unhealthy
Apr66Unhealthy
May47Poor
Jun40Poor
Jul33Moderate
Aug33Moderate
Sep40Poor
Oct55Unhealthy
Nov72Unhealthy
Dec145Unhealthy
Location & terrain

Where is Uromi?

Uromi sits at 6.7°N, 6.3°E, 381 m above sea level, in Nigeria. The nearest listed city is Ubiaja, 8.0 km away.

Onitsha

Topography around Uromi

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

Within 3 km, the terrain around Uromi has only modest variations in elevation — a maximum elevation change of 107 m around an average of 374 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 382 m; within 80 km, large variations in elevation — a maximum elevation change of 627 m.

The land around Uromi is covered by artificial surfaces (52%) and trees (25%) within 3 km, trees (65%) and grassland (22%) within 16 km, and trees (64%) within 80 km.

3 km
107 m
16 km
382 m
80 km
627 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Ubiaja 8.0 km · Ekpoma 22 km · Auchi 42 km · Agbor 52 km · Ogwashi-Uku 62 km · Idah 64 km · Asaba 71 km · Onitsha 79 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 Uromi (6.7°, 6.3333°, elevation 381 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).