Ntoum weather in June

In June, Ntoum sees average daytime highs of 28°C and overnight lows near 23°C, with 80 mm of rain across 12.8 wet days and about 12 hours of daylight. It is the 10th-warmest and 10th-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 1% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of June to 12 hours by month's end. Set against the rest of the year, June is Ntoum's 1st-clearest and 4th-windiest month. For the whole year in context, see Ntoum's year-round climate.

Daytime high
28°
10th warmest
Overnight low
23°
4th coldest
Rainfall
80 mm
12.8 wet days
Daylight
12 hours
6:21 AM – 6:22 PM
Cloud cover
81%
1st clearest
Wind
7 km/h
4th windiest
Solar energy
3.54 kWh/m²
Travel score
5.3
out of 10

Ntoum is city in Gabon.

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical June day in Ntoum reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, June runs about 2°C cooler than May and about 1°C warmer than July.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62923
72823
82823
92823
102823
112823
122823
132823
142823
152823
162823
172823
182823
192823
202823
212823
222823
232823
242823
252723
262723
272723
282723
292723
302723

How June really feels in Ntoum

Once humidity and wind are folded in, June averages 4 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
4
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Ntoum weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°24829.6122.8
Feb30° / 24°24026.6122.7
Mar30° / 24°29829.7122.6
Apr30° / 24°27027.7122.7
May30° / 24°23027.6123.0
Jun28° / 23°8012.8125.3
Jul27° / 22°357.5126.4
Aug27° / 22°429.3126.0
Sep28° / 23°16223.3124.0
Oct29° / 23°36830.4122.9
Nov29° / 23°38829.7122.8
Dec29° / 24°30830.3122.9

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in June, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of June, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1892
2991
3991
41090
51090
61189
71189
81288
91288
101288
111288
121288
131288
141288
151288
161189
171189
181090
19991
20892
21892
22793
23793
24793
25694
26694
27694
28694
29694
30694

Chance of precipitation in June

Any precipitation

Ntoum gets around 80 mm of rain over 12.8 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 71% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
171
268
366
463
561
658
756
853
951
1049
1146
1244
1342
1440
1539
1637
1736
1835
1934
2034
2133
2233
2332
2432
2532
2631
2731
2831
2931
3031

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 87% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
107921
208119
318217
418415
518613
618811
728810
82908
93907
103916
113925
124924
134933
145932
155932
166922
177921
188911
199901
2010891
2111881
2212880
2313870
2414860
2515850
2616840
2717830
2819810
2920800
3021790

Wind in June

Winds average 7 km/h in June.

Across June, 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
16calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in June

DaylightNight

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

Days grow by about 0 minutes over June. Sunrise moves from 6:18 AM to 6:23 AM, and sunset from 6:19 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:186:19
212.06:186:19
312.06:186:19
412.06:186:20
512.06:186:20
612.06:196:20
712.06:196:20
812.06:196:20
912.06:196:20
1012.06:196:21
1112.06:206:21
1212.06:206:21
1312.06:206:21
1412.06:206:21
1512.06:206:22
1612.06:216:22
1712.06:216:22
1812.06:216:22
1912.06:216:22
2012.06:216:23
2112.06:226:23
2212.06:226:23
2312.06:226:23
2412.06:226:24
2512.06:226:24
2612.06:236:24
2712.06:236:24
2812.06:236:24
2912.06:236:25
3012.06:236:25

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 3.54 kWh/m².

For context, solar energy here swings from a low near 3.35 kWh/m² to a high of 4.69 kWh/m² in March across the year — June's 3.54 kWh/m² sits near the bottom.

01234151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.7Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
Planning a trip in June

Is June a good time to visit Ntoum?

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

5.3
Sightseeing
3rd-best month of the year
5.9
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Ntoum for sightseeing.

What to pack for Ntoum in June

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

In June, Ntoum sees daytime highs around 28°C and nights near 23°C. Pack light clothes. Worth having: rain gear. About 13 days see rain.

light clothesrain gear

Sea temperature near Ntoum in June

The nearest coast averages about 27°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 43 km away) is warmest in March at about 29°C and coldest in August near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug25Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec28Tropical

UV index in Ntoum in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ntoum peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highMar 20UV 13Jun 19UV 8
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar13Extreme
Apr12Extreme
May11Extreme
Jun8Very high
Jul9Very high
Aug9Very high
Sep12Extreme
Oct13Extreme
Nov11Extreme
Dec9Very high

Air quality in Ntoum in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ntoum is worst in February — around 46 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (September, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 1345 µg/m³Sep 2321 µg/m³
PM2.5 (µg/m³)Level
Jan41Poor
Feb46Poor
Mar36Poor
Apr31Moderate
May30Moderate
Jun32Moderate
Jul31Moderate
Aug26Moderate
Sep21Moderate
Oct21Moderate
Nov26Moderate
Dec36Poor
Location & terrain

Where is Ntoum?

Ntoum sits at 0.4°N, 9.8°E, 11 m above sea level, in Gabon. The nearest listed city is Owendo, 31 km away.

AkandaOyamLambarénéBataPort-GentilCiudad de la Paz

Topography around Ntoum

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

Within 3 km, the terrain around Ntoum has only modest variations in elevation — a maximum elevation change of 85 m around an average of 19 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 299 m; within 80 km, large variations in elevation — a maximum elevation change of 908 m.

The land around Ntoum is covered by trees (85%) within 3 km, trees (88%) within 16 km, and trees (66%) and water (26%) within 80 km.

3 km
85 m
16 km
299 m
80 km
908 m
treesgrasslandartificial surfaceswatermangroves
June weather nearby: Owendo 31 km · Libreville 34 km · Akanda 54 km · Oyam 122 km · Lambaréné 132 km · Bata 164 km · Port-Gentil 165 km · Ciudad de la Paz 178 km

Gabon travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$8,263
2025
Happiness
5.2 / 10
World Happiness, 2025
Road deaths
23.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 46%Roman Catholic 30%Muslim 11%none 7%

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 Ntoum (0.3905°, 9.761°, elevation 11 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).