Ondo weather in September

In September, Ondo sees average daytime highs of 28°C and overnight lows near 22°C, with 276 mm of rain across 29.2 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 28°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 Ondo's 11th-clearest and 7th-windiest month. For the whole year in context, see Ondo's year-round climate.

Daytime high
28°
10th warmest
Overnight low
22°
5th coldest
Rainfall
276 mm
29.2 wet days
Daylight
12 hours
6:34 AM – 6:36 PM
Cloud cover
88%
11th clearest
Wind
6 km/h
7th windiest
Solar energy
3.7 kWh/m²
Travel score
3.2
out of 10

Ondo is city in Ondo State, Nigeria.

Founded
1510

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 28°C through the month.

A typical September day in Ondo reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°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)
12822
22822
32822
42822
52822
62822
72822
82822
92822
102822
112822
122822
132822
142822
152822
162822
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272922
282922
292922
302922

How September really feels in Ondo

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.

Ondo 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
Jan32° / 22°246.911.64.3
Feb33° / 23°5012.111.83.3
Mar32° / 24°11624122.7
Apr31° / 24°18025.512.22.8
May30° / 23°24328.412.32.8
Jun29° / 23°2712912.43.0
Jul27° / 22°26829.512.43.4
Aug27° / 22°2332812.23.6
Sep28° / 22°27629.2123.2
Oct29° / 23°21828.911.83.0
Nov31° / 23°7617.711.73.7
Dec31° / 22°21711.64.8

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 3% of September, with mostly cloudy or overcast conditions the remaining 97%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1397
2397
3397
4397
5397
6397
7397
8397
9397
10496
11496
12496
13496
14496
15496
16496
17397
18397
19397
20397
21397
22397
23397
24397
25397
26397
27397
28397
29397
30397

Chance of precipitation in September

Any precipitation

Ondo gets around 276 mm of rain over 29.2 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 97% and peaks near 98% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
197
297
397
497
598
698
798
898
998
1098
1198
1298
1398
1498
1598
1698
1798
1898
1997
2097
2197
2297
2397
2497
2596
2696
2796
2896
2996
3096

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 (%)Miserable (%)
11990
21990
31990
41990
501000
601000
701000
801000
901000
1001000
1101000
1201000
1301000
1401000
1501000
1601000
1701000
1801000
1901000
2001000
2101000
2201000
2301000
2401000
2501000
2601000
2701000
2801000
2901000
300991

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 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
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 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 6:36 AM to 6:32 AM, and sunset from 6:44 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:366:44
212.16:366:44
312.16:366:43
412.16:366:43
512.16:366:42
612.16:366:42
712.16:356:41
812.16:356:41
912.16:356:40
1012.16:356:40
1112.16:356:39
1212.16:356:38
1312.16:346:38
1412.16:346:37
1512.06:346:37
1612.06:346:36
1712.06:346:36
1812.06:336:35
1912.06:336:34
2012.06:336:34
2112.06:336:33
2212.06:336:33
2312.06:336:32
2412.06:326:32
2512.06:326:31
2612.06:326:30
2712.06:326:30
2812.06:326:29
2912.06:326:29
3011.96:326:28

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.7 kWh/m².

For context, solar energy here swings from a low near 3.49 kWh/m² to a high of 5.35 kWh/m² in January across the year — September's 3.7 kWh/m² sits near the bottom.

01234151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
Planning a trip in September

Hazard calendar for Ondo

In seasonPeak

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

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

Ondo 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 Ondo?

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

3.2
Sightseeing
7th-best month of the year
3.6
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Ondo.

What to pack for Ondo in September

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

In September, Ondo sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Ondo 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 Ondo peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 14 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 highMar 22UV 13Jan 14UV 8
UV index (midday)Level
Jan8Very high
Feb8Very high
Mar13Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Ondo 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 Ondo is worst in January — around 137 µg/m³ PM2.5 (unhealthy), about 4.0× the cleanest month (August, 35 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorPoorUnhealthyJan 20136 µg/m³Aug 1335 µg/m³
PM2.5 (µg/m³)Level
Jan137Unhealthy
Feb131Unhealthy
Mar80Unhealthy
Apr61Unhealthy
May48Poor
Jun43Poor
Jul37Poor
Aug35Moderate
Sep42Poor
Oct54Poor
Nov66Unhealthy
Dec118Unhealthy
Location & terrain

Where is Ondo?

Ondo sits at 7.1°N, 4.8°E, 263 m above sea level, in Nigeria. The nearest listed city is Idanre, 31 km away.

Topography around Ondo

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

Within 3 km, the terrain around Ondo has only modest variations in elevation — a maximum elevation change of 129 m around an average of 253 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 350 m; within 80 km, large variations in elevation — a maximum elevation change of 893 m.

The land around Ondo is covered by artificial surfaces (72%) and trees (20%) within 3 km, trees (90%) within 16 km, and trees (91%) within 80 km.

3 km
129 m
16 km
350 m
80 km
893 m
treesgrasslandartificial surfaces
September weather nearby: Idanre 31 km · Akure 43 km · Igbara-Odo 52 km · Ile-Ife 53 km · Ilesa 60 km · Ikere-Ekiti 63 km · Efon-Alaaye 63 km · Ijebu-Jesa 66 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 Ondo (7.0932°, 4.8353°, elevation 263 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).