Saint-Laurent-du-Maroni weather in June

In June, Saint-Laurent-du-Maroni sees average daytime highs of 30°C and overnight lows near 23°C, with 332 mm of rain across 28.1 wet days and about 12.3 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 5% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of June to 12 h 18 min by month's end. Set against the rest of the year, June is Saint-Laurent-du-Maroni's 11th-clearest and 10th-windiest month. For the whole year in context, see Saint-Laurent-du-Maroni's year-round climate.

Daytime high
30°
6th warmest
Overnight low
23°
6th coldest
Rainfall
332 mm
28.1 wet days
Daylight
12 h 18 min
6:27 AM – 6:46 PM
Cloud cover
78%
11th clearest
Wind
7 km/h
10th windiest
Solar energy
4.36 kWh/m²
Travel score
2.9
out of 10

Saint-Laurent-du-Maroni is commune in Guyane, France.

Density
5/km²
people per km²

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 30°C through the month.

A typical June day in Saint-Laurent-du-Maroni reaches about 30°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, June runs on par with May and on par with July.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023

How June really feels in Saint-Laurent-du-Maroni

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.

Saint-Laurent-du-Maroni weather by month

How June compares with the rest of the year at a glance. June is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°16421.411.74.1
Feb29° / 23°1231711.84.4
Mar29° / 23°10617.4124.4
Apr29° / 24°18621.312.13.7
May30° / 24°32027.412.23.1
Jun30° / 23°33228.112.32.9
Jul30° / 23°25426.512.33.1
Aug31° / 23°14819.512.23.6
Sep31° / 23°8814.6123.9
Oct31° / 23°10016.111.93.8
Nov31° / 23°17221.911.73.3
Dec29° / 23°20325.111.73.4

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11486
21486
31585
41684
51684
61783
71783
81783
91783
101783
111783
121783
131783
141783
151882
161882
171882
181981
191981
201981
211981
222080
232080
242179
252278
262278
272476
282476
292476
302674

Chance of precipitation in June

Any precipitation

Saint-Laurent-du-Maroni gets around 332 mm of rain over 28.1 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 94% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
293
393
493
593
693
794
894
994
1094
1194
1294
1395
1495
1595
1695
1795
1895
1995
2095
2194
2294
2394
2493
2593
2692
2792
2892
2992
3091

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
15842
25941
35941
46040
56040
66139
76139
86139
96139
106139
116139
126238
136238
146238
156238
166337
176337
186436
196436
206535
216535
226634
236733
246832
256931
267129
277228
287327
297426
307426

Wind in June

Winds average 7 km/h in June.

Across June, daily wind ranges from about 7 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in June

DaylightNight

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

Days grow by about 0 minutes over June. Sunrise moves from 6:25 AM to 6:30 AM, and sunset from 6:42 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:256:42
212.36:256:43
312.36:256:43
412.36:256:43
512.36:256:43
612.36:256:44
712.36:256:44
812.36:266:44
912.36:266:44
1012.36:266:44
1112.36:266:45
1212.36:266:45
1312.36:266:45
1412.36:266:45
1512.36:276:46
1612.36:276:46
1712.36:276:46
1812.36:276:46
1912.36:276:47
2012.36:286:47
2112.36:286:47
2212.36:286:47
2312.36:286:47
2412.36:286:48
2512.36:296:48
2612.36:296:48
2712.36:296:48
2812.36:296:48
2912.36:306:49
3012.36:306:49

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.36 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.36 kWh/m² to a high of 6.17 kWh/m² in September across the year — June's 4.36 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.6Bright
304.6Bright
Planning a trip in June

Is June a good time to visit Saint-Laurent-du-Maroni?

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

2.9
Sightseeing
12th-best month of the year
3.9
Beach & pool
12th-best month of the year

June is a weaker month for outdoor sightseeing in Saint-Laurent-du-Maroni.

What to pack for Saint-Laurent-du-Maroni in June

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

In June, Saint-Laurent-du-Maroni sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

Sea temperature near Saint-Laurent-du-Maroni 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 43 km away) is warmest in August at about 28°C and coldest in January 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
Jan26Warm
Feb27Warm
Mar27Warm
Apr27Warm
May27Warm
Jun28Warm
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct28Tropical
Nov28Warm
Dec27Warm

UV index in Saint-Laurent-du-Maroni in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Saint-Laurent-du-Maroni peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 24UV 14Dec 11UV 10
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Saint-Laurent-du-Maroni 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 Saint-Laurent-du-Maroni is worst in February — around 24 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (August, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateFeb 2024 µg/m³Aug 137 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb24Moderate
Mar24Moderate
Apr24Moderate
May19Moderate
Jun12Good
Jul8Good
Aug7Good
Sep10Good
Oct14Moderate
Nov12Good
Dec18Moderate
Location & terrain

Where is Saint-Laurent-du-Maroni?

Saint-Laurent-du-Maroni sits at 5.5°N, 54.0°W, 10 m above sea level, in French Guiana. The nearest listed city is Blauwgrond, 126 km away.

Topography around Saint-Laurent-du-Maroni

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint-Laurent-du-Maroni.

Within 3 km, the terrain around Saint-Laurent-du-Maroni has only modest variations in elevation — a maximum elevation change of 48 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 87 m; within 80 km, significant variations in elevation — a maximum elevation change of 574 m.

The land around Saint-Laurent-du-Maroni is covered by water (41%) and trees (34%) within 3 km, trees (86%) within 16 km, and trees (73%) and water (23%) within 80 km.

3 km
48 m
16 km
87 m
80 km
574 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
June weather nearby: Blauwgrond 126 km · Rainville 128 km · Beekhuizen 131 km · Paramaribo 132 km · Munder Buiten 133 km · Flora 134 km · Pontbuiten 134 km · Latour 135 km

French Guiana travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
220 V · 50 Hz

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 Saint-Laurent-du-Maroni (5.5015°, -54.0292°, elevation 10 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).