Itu weather in September

In September, Itu sees average daytime highs of 29°C and overnight lows near 23°C, with 340 mm of rain across 29.3 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 12 hours by month's end. Set against the rest of the year, September is Itu's 12th-clearest and 8th-windiest month. For the whole year in context, see Itu's year-round climate.

Daytime high
29°
10th warmest
Overnight low
23°
3rd coldest
Rainfall
340 mm
29.3 wet days
Daylight
12 hours
6:22 AM – 6:23 PM
Cloud cover
91%
12th clearest
Wind
5 km/h
8th windiest
Solar energy
3.64 kWh/m²
Travel score
2.8
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 Itu 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 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
252923
262923
272923
282923
292923
302923

How September really feels in Itu

Once humidity and wind are folded in, September averages 20 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
20
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.

Itu 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
Jan34° / 23°236.311.73.5
Feb34° / 24°4510.611.82.7
Mar33° / 24°12823.2122.4
Apr32° / 24°21526.512.12.4
May31° / 24°26628.712.22.5
Jun29° / 23°31829.112.32.8
Jul28° / 23°32229.112.33.1
Aug28° / 23°30128.812.23.1
Sep29° / 23°34029.3122.8
Oct30° / 23°32430.211.92.6
Nov31° / 23°13321.711.83.1
Dec32° / 23°277.211.74.0

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 1% of September, with mostly cloudy or overcast conditions the remaining 99%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1199
2199
30100
40100
50100
60100
70100
80100
90100
100100
110100
120100
130100
140100
150100
160100
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
29199
30298

Chance of precipitation in September

Any precipitation

Itu gets around 340 mm of rain over 29.3 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 98% and peaks near 98% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
197
297
397
497
597
697
797
897
997
1097
1197
1297
1398
1498
1598
1698
1798
1898
1998
2098
2198
2298
2398
2498
2598
2698
2798
2898
2998
3098

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 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10982
11982
12982
13982
14973
15973
16973
17964
18964
19964
20955
21955
22955
23946
24946
25937
26937
27937
28928
29928
30919

Wind in September

Winds average 5 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
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 6:25 AM to 6:19 AM, and sunset from 6:31 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:256:31
212.16:256:30
312.16:246:30
412.16:246:29
512.16:246:29
612.16:246:28
712.16:246:28
812.16:236:27
912.16:236:27
1012.16:236:26
1112.16:236:26
1212.06:226:25
1312.06:226:25
1412.06:226:24
1512.06:226:24
1612.06:226:23
1712.06:216:23
1812.06:216:22
1912.06:216:22
2012.06:216:21
2112.06:206:21
2212.06:206:20
2312.06:206:20
2412.06:206:19
2512.06:206:19
2612.06:196:18
2712.06:196:18
2812.06:196:17
2912.06:196:17
3012.06:196:16

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.64 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 5.33 kWh/m² in January across the year — September's 3.64 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
Planning a trip in September

Hazard calendar for Itu

In seasonPeak

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

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

Itu sees seasonal dust haze (December–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 Itu?

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

2.8
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 Itu.

What to pack for Itu in September

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

In September, Itu 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 Itu 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 Itu peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highApr 10UV 13Jan 1UV 8
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Itu 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 Itu is worst in February — around 145 µg/m³ PM2.5 (unhealthy), about 3.3× the cleanest month (August, 44 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyFeb 11142 µg/m³Aug 1345 µg/m³
PM2.5 (µg/m³)Level
Jan128Unhealthy
Feb145Unhealthy
Mar83Unhealthy
Apr70Unhealthy
May58Unhealthy
Jun51Poor
Jul46Poor
Aug44Poor
Sep50Poor
Oct60Unhealthy
Nov68Unhealthy
Dec113Unhealthy
Location & terrain

Where is Itu?

Itu sits at 5.2°N, 8.0°E, 32 m above sea level, in Nigeria. The nearest listed city is Uyo, 18 km away.

Topography around Itu

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

Within 3 km, the terrain around Itu has only modest variations in elevation — a maximum elevation change of 94 m around an average of 24 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 144 m; within 80 km, large variations in elevation — a maximum elevation change of 1,019 m.

The land around Itu is covered by trees (76%) within 3 km, trees (82%) within 16 km, and trees (83%) within 80 km.

3 km
94 m
16 km
144 m
80 km
1,019 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
September weather nearby: Uyo 18 km · Ikot Ekpene 30 km · Calabar 47 km · Ohafia-Ifigh 50 km · Esuk Oron 53 km · Bende 56 km · Eket 63 km · Umuahia 65 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 Itu (5.2013°, 7.9837°, elevation 32 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).