Keta weather in May

In May, Keta sees average daytime highs of 29°C and overnight lows near 26°C, with 120 mm of rain across 20.9 wet days and about 12.3 hours of daylight. It is the 7th-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 15% 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 18 min by month's end. Set against the rest of the year, May is Keta's 10th-clearest and 8th-windiest month. For the whole year in context, see Keta's year-round climate.

Daytime high
29°
7th warmest
Overnight low
26°
8th coldest
Rainfall
120 mm
20.9 wet days
Daylight
12 h 18 min
5:44 AM – 6:00 PM
Cloud cover
73%
10th clearest
Wind
14 km/h
8th windiest
Solar energy
5.24 kWh/m²
Travel score
3.9
out of 10

Keta is coastal community in Volta Region, Ghana.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 Keta reaches about 29°C in the afternoon and slips back to 26°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 about 1°C cooler than April and about 2°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13027
23027
33027
43027
53026
63026
73026
83026
93026
103026
113026
123026
133026
143026
153026
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926
312926

How May really feels in Keta

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.

Keta weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 26°123.211.76.3
Feb30° / 27°174.211.85.6
Mar30° / 27°297.7125.0
Apr30° / 27°471112.14.7
May29° / 26°12020.912.33.9
Jun28° / 25°17422.512.34.3
Jul26° / 24°7111.512.36.1
Aug26° / 24°366.712.26.8
Sep27° / 24°6011.8126.0
Oct28° / 25°8514.911.95.3
Nov29° / 26°4011.611.75.2
Dec30° / 26°174.911.76.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33565
43565
53565
63565
73565
83664
93664
103565
113565
123565
133565
143565
153466
163367
173367
183268
193070
202971
212872
222773
232674
242575
252575
262278
272179
282179
292179
302080
312080

Chance of precipitation in May

Any precipitation

Keta gets around 120 mm of rain over 20.9 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 67% and peaks near 79% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
152
253
355
456
558
659
760
861
962
1063
1164
1264
1365
1465
1566
1667
1767
1868
1969
2069
2170
2271
2372
2473
2574
2675
2776
2877
2978
3079
3179

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 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1595
2694
3694
4694
5793
6793
7892
8892
9892
10991
11991
121090
131189
141189
151288
161387
171585
181684
191882
201981
212179
222476
232674
242872
253070
263367
273565
283862
294060
304357
314555

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 12 min at the start of May to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over May. Sunrise moves from 5:47 AM to 5:44 AM, and sunset from 5:59 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:475:59
212.25:475:59
312.25:475:59
412.25:465:59
512.25:465:59
612.25:466:00
712.25:466:00
812.25:456:00
912.25:456:00
1012.25:456:00
1112.25:456:00
1212.35:456:00
1312.35:456:00
1412.35:446:00
1512.35:446:00
1612.35:446:00
1712.35:446:00
1812.35:446:01
1912.35:446:01
2012.35:446:01
2112.35:446:01
2212.35:446:01
2312.35:446:01
2412.35:446:02
2512.35:446:02
2612.35:446:02
2712.35:446:02
2812.35:446:02
2912.35:446:02
3012.35:446:03
3112.35:446:03

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.24 kWh/m².

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 5.94 kWh/m² in March across the year — May's 5.24 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.2Bright
195.2Bright
205.2Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.7Bright
314.7Bright
Planning a trip in May

Hazard calendar for Keta

In seasonPeak

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

Keta's rainy season runs May–June, when most of the year's rain falls.

Keta 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 Keta?

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

3.9
Sightseeing
12th-best month of the year
5.2
Beach & pool
11th-best month of the year

May is a weaker month for outdoor sightseeing in Keta.

What to pack for Keta in May

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

In May, Keta sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Keta 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 at the nearest coast (about 16 km away) is warmest in May at about 29°C and coldest in August near 24°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar28Tropical
Apr29Tropical
May29Tropical
Jun27Warm
Jul25Warm
Aug24Refreshing
Sep25Warm
Oct27Warm
Nov28Tropical
Dec28Tropical

UV index in Keta in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Keta peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highApr 11UV 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec8Very high

Air quality in Keta 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 Keta is worst in January — around 83 µg/m³ PM2.5 (unhealthy), about 5.3× the cleanest month (September, 16 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModerateJan 1780 µg/m³Sep 1116 µg/m³
PM2.5 (µg/m³)Level
Jan83Unhealthy
Feb65Unhealthy
Mar33Moderate
Apr30Moderate
May19Moderate
Jun19Moderate
Jul19Moderate
Aug17Moderate
Sep16Moderate
Oct19Moderate
Nov25Moderate
Dec64Unhealthy
Location & terrain

Where is Keta?

Keta sits at 5.9°N, 1.0°E, 0 m above sea level, in Ghana. The nearest listed city is Anloga, 17 km away.

TséviéVogan

Topography around Keta

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

Within 3 km, the terrain around Keta has only modest variations in elevation — a maximum elevation change of 7 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 14 m; within 80 km, only modest variations in elevation — a maximum elevation change of 172 m.

The land around Keta is covered by water (73%) within 3 km, water (77%) within 16 km, and water (42%) and grassland (20%) within 80 km.

3 km
7 m
16 km
14 m
80 km
172 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
May weather nearby: Anloga 17 km · Akatsi 32 km · Aflao 32 km · Lomé 35 km · Dzodze 35 km · Tsévié 62 km · Aného 75 km · Vogan 76 km

Ghana travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$3,257
2025
Happiness
4.6 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
1.8
per 100k, 2022
Road deaths
25.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 540
Religion
Christian 71%Muslim 20%other 5%traditionalist 3%

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 Keta (5.9179°, 0.9879°, elevation 0 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).