Bissau weather in June

In June, Bissau sees average daytime highs of 32°C and overnight lows near 26°C, with 87 mm of rain across 12 wet days and about 12.7 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 33°C in the first days to 31°C by the end. The sky is clear or mostly clear about 13% of the time in June, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of June to 12 h 42 min by month's end. Set against the rest of the year, June is Bissau's 9th-clearest and 3rd-windiest month. For the whole year in context, see Bissau's year-round climate.

Daytime high
32°
8th warmest
Overnight low
26°
12th coldest
Rainfall
87 mm
12 wet days
Daylight
12 h 42 min
6:42 AM – 7:23 PM
Cloud cover
71%
9th clearest
Wind
11 km/h
3rd windiest
Solar energy
5.33 kWh/m²
Travel score
3.8
out of 10

Bissau is capital city of Guinea-Bissau.

Density
5,674/km²
people per km²
Founded
1687

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 33°C in the first days to 31°C by the end.

A typical June day in Bissau reaches about 32°C in the afternoon and slips back to 26°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, June runs about 2°C cooler than May and about 2°C warmer than July.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13326
23326
33326
43326
53226
63226
73226
83226
93226
103226
113226
123226
133226
143226
153226
163226
173226
183126
193126
203126
213126
223126
233126
243125
253125
263125
273125
283125
293025
303025

How June really feels in Bissau

Once humidity and wind are folded in, June averages 30 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
30
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.

Bissau weather by month

How June compares with the rest of the year at a glance. June is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 21°00.111.44.4
Feb34° / 22°10.111.63.6
Mar35° / 23°0011.93.3
Apr35° / 24°0012.33.6
May33° / 25°61.312.54.1
Jun32° / 26°871212.73.8
Jul30° / 25°35227.812.63.0
Aug29° / 25°45229.312.42.9
Sep30° / 25°30727.712.12.8
Oct31° / 25°1422211.73.2
Nov33° / 24°234.611.54.2
Dec33° / 22°20.311.34.4

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 17% of June, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24456
34357
44060
53961
63763
73664
83565
93466
103466
113367
123268
133268
143268
153169
163169
173169
182971
192872
202773
212674
222674
232377
242377
252278
262179
272080
282080
291882
301783

Chance of precipitation in June

Any precipitation

Bissau gets around 87 mm of rain over 12 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 40% and peaks near 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
115
217
318
419
521
622
723
824
926
1027
1128
1229
1331
1432
1534
1636
1739
1841
1944
2047
2150
2253
2356
2459
2562
2665
2768
2871
2973
3075

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the miserable band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
1156619
2136621
3126424
4106426
596328
686131
775934
865836
965539
1055342
1145244
1244947
1334749
1434651
1524454
1624256
1724157
1814059
1913960
2013861
2113762
2213663
2303664
2403565
2503565
2603466
2703466
2803367
2903367
3003268

Wind in June

Winds average 11 km/h in June.

Across June, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 12 h 36 min at the start of June to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 6:41 AM to 6:45 AM, and sunset from 7:19 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:417:19
212.66:417:20
312.76:417:20
412.76:417:20
512.76:417:20
612.76:417:21
712.76:417:21
812.76:417:21
912.76:417:22
1012.76:417:22
1112.76:417:22
1212.76:417:22
1312.76:417:23
1412.76:427:23
1512.76:427:23
1612.76:427:23
1712.76:427:24
1812.76:427:24
1912.76:427:24
2012.76:437:24
2112.76:437:25
2212.76:437:25
2312.76:437:25
2412.76:437:25
2512.76:447:25
2612.76:447:26
2712.76:447:26
2812.76:447:26
2912.76:457:26
3012.76:457:26

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.33 kWh/m².

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 7.03 kWh/m² in April across the year — June's 5.33 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.0Intense
36.0Bright
45.9Bright
55.9Bright
65.8Bright
75.8Bright
85.7Bright
95.7Bright
105.6Bright
115.5Bright
125.5Bright
135.5Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.2Bright
195.2Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.8Bright
304.7Bright
Planning a trip in June

Hazard calendar for Bissau

In seasonPeak

In June, Bissau sits inside its atlantic hurricane and dust season. The full year is below, with each hazard's peak months called out.

Bissau sits in the Atlantic hurricane belt; the season peaks August–October.

Bissau's monsoon runs July–September, when most of the year's rain falls.

Bissau sees seasonal dust haze (February–June), heaviest in June.

Atlantic hurricane
Monsoon
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Bissau?

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

3.8
Sightseeing
5th-best month of the year
5.9
Beach & pool
8th-best month of the year

June is a weaker month for outdoor sightseeing in Bissau.

What to pack for Bissau in June

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

In June, Bissau sees daytime highs around 32°C and nights near 26°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

Sea temperature near Bissau in June

The nearest coast averages about 28°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 27 km away) is warmest in November at about 29°C and coldest in February 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
Jan25Warm
Feb25Warm
Mar26Warm
Apr27Warm
May28Warm
Jun28Tropical
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov29Tropical
Dec27Warm

UV index in Bissau in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Bissau peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 18UV 13Dec 20UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in Bissau 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 Bissau is worst in February — around 86 µg/m³ PM2.5 (unhealthy), about 5.5× the cleanest month (August, 16 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorFeb 1884 µg/m³Aug 2116 µg/m³
PM2.5 (µg/m³)Level
Jan63Unhealthy
Feb86Unhealthy
Mar76Unhealthy
Apr51Poor
May53Poor
Jun50Poor
Jul24Moderate
Aug16Moderate
Sep18Moderate
Oct35Moderate
Nov45Poor
Dec58Unhealthy
Location & terrain

Where is Bissau?

Bissau sits at 11.9°N, 15.6°W, 13 m above sea level, in Guinea-Bissau. The nearest listed city is Sintra-Nema, 0.0 km away.

Topography around Bissau

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

Within 3 km, the terrain around Bissau has only modest variations in elevation — a maximum elevation change of 43 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 48 m; within 80 km, only modest variations in elevation — a maximum elevation change of 61 m.

The land around Bissau is covered by artificial surfaces (63%) within 3 km, water (43%) within 16 km, and trees (41%) and water (32%) within 80 km.

3 km
43 m
16 km
48 m
80 km
61 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
June weather nearby: Sintra-Nema 0.0 km · Missira 1.0 km · Belem 1.0 km · Reino de Bandim 2.0 km · Luanda 2.0 km · Bairro Militar 2.0 km · Contumo 3.0 km · Santa-Luzia 3.0 km

Guinea-Bissau travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,124
2025
Safe drinking water
24%
of population, 2024
Homicide rate
1.1
per 100k, 2017
Road deaths
32.2
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 46%folk religions 31%Christian 19%other or unaffiliated 4%

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 Bissau (11.8636°, -15.5977°, elevation 13 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).