Bonny weather in May

In May, Bonny sees average daytime highs of 29°C and overnight lows near 25°C, with 295 mm of rain across 28.7 wet days and about 12.2 hours of daylight. It is the 6th-warmest and 6th-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 2% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 12 min by month's end. Set against the rest of the year, May is Bonny's 7th-clearest and 11th-windiest month. For the whole year in context, see Bonny's year-round climate.

Daytime high
29°
6th warmest
Overnight low
25°
9th coldest
Rainfall
295 mm
28.7 wet days
Daylight
12 h 12 min
6:22 AM – 6:34 PM
Cloud cover
86%
7th clearest
Wind
9 km/h
11th windiest
Solar energy
4.27 kWh/m²
Travel score
3.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Bonny reaches about 29°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162925
172925
182925
192925
202925
212925
222925
232925
242825
252825
262825
272825
282825
292825
302825
312825

How May really feels in Bonny

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bonny weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°4713.411.84.9
Feb30° / 26°7316.711.94.1
Mar29° / 26°16424.6123.4
Apr29° / 26°22525.512.13.2
May29° / 25°29528.712.23.1
Jun27° / 25°41428.812.33.4
Jul27° / 24°41829.212.23.6
Aug26° / 24°3392812.13.7
Sep27° / 24°35629.1123.4
Oct28° / 24°3133011.93.3
Nov28° / 25°17425.911.83.5
Dec29° / 25°5616.211.74.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 7% of May, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31090
41090
51189
61189
71189
81189
91189
101288
111288
121288
131288
141288
151288
161288
171189
181189
191189
201189
211090
22991
23892
24892
25892
26793
27793
28694
29694
30595
31595

Chance of precipitation in May

Any precipitation

Bonny gets around 295 mm of rain over 28.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 92% and peaks near 96% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
289
389
489
590
690
790
891
991
1091
1191
1291
1391
1491
1592
1692
1792
1893
1993
2093
2194
2294
2394
2495
2595
2695
2796
2896
2996
3096
3196

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the miserable band about 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1793
2793
3892
4892
5991
6991
71090
81090
91189
101189
111288
121387
131486
141585
151684
161783
171981
182179
192377
202575
212773
223070
233268
243565
253763
264060
274357
284654
294852
305149
315347

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 12 min at the start of May to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over May. Sunrise moves from 6:24 AM to 6:22 AM, and sunset from 6:33 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:246:33
212.26:246:33
312.26:236:33
412.26:236:33
512.26:236:33
612.26:236:33
712.26:236:33
812.26:226:33
912.26:226:33
1012.26:226:33
1112.26:226:33
1212.26:226:33
1312.26:226:33
1412.26:226:33
1512.26:226:34
1612.26:226:34
1712.26:216:34
1812.26:216:34
1912.26:216:34
2012.26:216:34
2112.26:216:34
2212.26:216:34
2312.26:216:34
2412.26:216:35
2512.26:216:35
2612.26:216:35
2712.26:216:35
2812.26:216:35
2912.26:216:35
3012.26:226:36
3112.26:226:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.27 kWh/m².

For context, solar energy here swings from a low near 3.39 kWh/m² to a high of 5.17 kWh/m² in January across the year — May's 4.27 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.1Bright
234.1Bright
244.1Bright
254.0Bright
264.0Bright
274.0Moderate
283.9Moderate
293.9Moderate
303.9Moderate
313.9Moderate
Planning a trip in May

Hazard calendar for Bonny

In seasonPeak

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

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

Bonny 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 May a good time to visit Bonny?

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

3.1
Sightseeing
12th-best month of the year
3.9
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Bonny.

What to pack for Bonny in May

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

In May, Bonny sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Bonny in May

The nearest coast averages about 29°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in March at about 29°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Warm
Jul27Warm
Aug26Warm
Sep27Warm
Oct27Warm
Nov28Tropical
Dec28Tropical

UV index in Bonny in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Bonny peaks around April 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 12UV 13Jan 10UV 9
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec9Very high

Air quality in Bonny in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Bonny is worst in January — around 104 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (August, 37 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyJan 17102 µg/m³Aug 1537 µg/m³
PM2.5 (µg/m³)Level
Jan104Unhealthy
Feb95Unhealthy
Mar68Unhealthy
Apr60Unhealthy
May53Poor
Jun47Poor
Jul41Poor
Aug37Poor
Sep43Poor
Oct55Poor
Nov62Unhealthy
Dec92Unhealthy
Location & terrain

Where is Bonny?

Bonny sits at 4.5°N, 7.2°E, 7 m above sea level, in Nigeria. The nearest listed city is Okrika, 34 km away.

AbaEleleEket

Topography around Bonny

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

Within 3 km, the terrain around Bonny has only modest variations in elevation — a maximum elevation change of 17 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 24 m; within 80 km, only modest variations in elevation — a maximum elevation change of 78 m.

The land around Bonny is covered by water (48%) and mangroves (28%) within 3 km, water (51%) and mangroves (36%) within 16 km, and water (38%), trees (31%) and mangroves (20%) within 80 km.

3 km
17 m
16 km
24 m
80 km
78 m
treesgrasslandartificial surfaceswatermangroves
May weather nearby: Okrika 34 km · Port Harcourt 40 km · Buguma 47 km · Obonoma 51 km · Degema Hulk 58 km · Aba 76 km · Elele 82 km · Eket 86 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 Bonny (4.4516°, 7.1707°, elevation 7 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).