Rémire-Montjoly weather in March

In March, Rémire-Montjoly sees average daytime highs of 28°C and overnight lows near 25°C, with 173 mm of rain across 23.9 wet days and about 12 hours of daylight. It is the 10th-warmest and 8th-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 13% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of March to 12 hours by month's end. Set against the rest of the year, March is Rémire-Montjoly's 7th-clearest and 2nd-windiest month. For the whole year in context, see Rémire-Montjoly's year-round climate.

Daytime high
28°
10th warmest
Overnight low
25°
7th coldest
Rainfall
173 mm
23.9 wet days
Daylight
12 hours
6:40 AM – 6:38 PM
Cloud cover
69%
7th clearest
Wind
19 km/h
2nd windiest
Solar energy
5.23 kWh/m²
Travel score
4.3
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

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

A typical March day in Rémire-Montjoly reaches about 28°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 27°C and 29°C. Set against its neighbours, March runs on par with February and on par with April.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12725
22725
32725
42725
52725
62725
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How March really feels in Rémire-Montjoly

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

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Rémire-Montjoly weather by month

How March compares with the rest of the year at a glance. March is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°24426.611.74.0
Feb27° / 25°20522.311.84.2
Mar28° / 25°17323.9124.3
Apr28° / 25°2582512.14.0
May28° / 25°41129.112.23.5
Jun28° / 25°34428.512.33.5
Jul29° / 25°18624.812.34.0
Aug30° / 25°6713.912.25.0
Sep30° / 25°237.2125.5
Oct30° / 25°4010.111.95.1
Nov29° / 25°12219.611.84.2
Dec28° / 25°25326.511.73.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 23% of March, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23565
33664
43565
53664
63664
73664
83664
93763
103763
113862
123862
133862
143862
153862
163763
173763
183763
193763
203763
213763
223763
233664
243664
253664
263565
273565
283466
293466
303466
313466

Chance of precipitation in March

Any precipitation

Rémire-Montjoly gets around 173 mm of rain over 23.9 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 77% and peaks near 81% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
181
281
380
480
579
679
778
878
977
1077
1176
1276
1375
1475
1575
1675
1775
1875
1976
2076
2176
2276
2376
2477
2577
2677
2777
2878
2978
3078
3178

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the oppressive band about 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
13925
23925
33925
43934
53934
63934
73934
84924
94924
104924
114924
124924
134924
144924
155914
164924
174924
184915
194915
204915
214915
224915
234906
244906
254906
263907
273907
283898
293898
303889
313889

Wind in March

Winds average 19 km/h in March.

Across March, daily wind ranges from about 19 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 54 min at the start of March to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over March. Sunrise moves from 6:45 AM to 6:33 AM, and sunset from 6:39 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:456:39
211.96:456:39
311.96:456:39
411.96:446:39
511.96:446:39
611.96:446:39
711.96:436:39
811.96:436:39
911.96:436:39
1011.96:426:39
1111.96:426:38
1211.96:416:38
1312.06:416:38
1412.06:416:38
1512.06:406:38
1612.06:406:38
1712.06:396:38
1812.06:396:37
1912.06:386:37
2012.06:386:37
2112.06:386:37
2212.06:376:37
2312.06:376:37
2412.06:366:36
2512.06:366:36
2612.06:356:36
2712.06:356:36
2812.06:346:36
2912.06:346:35
3012.06:336:35
3112.06:336:35

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.23 kWh/m².

For context, solar energy here swings from a low near 4.48 kWh/m² to a high of 6.26 kWh/m² in September across the year — March's 5.23 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in March

Hazard calendar for Rémire-Montjoly

In seasonPeak

None of Rémire-Montjoly's seasonal hazards are active in March. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Rémire-Montjoly's rainy season runs April–July, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit Rémire-Montjoly?

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

4.3
Sightseeing
4th-best month of the year
4.6
Beach & pool
6th-best month of the year

March is a reasonable time to visit Rémire-Montjoly for sightseeing.

What to pack for Rémire-Montjoly in March

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

In March, Rémire-Montjoly sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Rémire-Montjoly in March

The nearest coast averages about 27°C in March — 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 July at about 28°C and coldest in January near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr28Warm
May28Warm
Jun28Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct28Tropical
Nov28Warm
Dec27Warm

UV index in Rémire-Montjoly in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rémire-Montjoly peaks around April 12 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeApr 12UV 14Dec 11UV 10
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Rémire-Montjoly in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Rémire-Montjoly is worst in February — around 28 µg/m³ PM2.5 (moderate), about 4.0× the cleanest month (August, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateFeb 1627 µg/m³Aug 157 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb28Moderate
Mar26Moderate
Apr26Moderate
May21Moderate
Jun12Moderate
Jul8Good
Aug7Good
Sep8Good
Oct10Good
Nov12Good
Dec21Moderate
Location & terrain

Where is Rémire-Montjoly?

Rémire-Montjoly sits at 4.9°N, 52.3°W, 7 m above sea level, in French Guiana. The nearest listed city is Cayenne, 8.0 km away.

KourouOiapoqueSaint-Laurent-du-Maroni

Topography around Rémire-Montjoly

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

Within 3 km, the terrain around Rémire-Montjoly has only modest variations in elevation — a maximum elevation change of 153 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 244 m; within 80 km, significant variations in elevation — a maximum elevation change of 483 m.

The land around Rémire-Montjoly is covered by water (53%) and trees (26%) within 3 km, water (62%) and trees (24%) within 16 km, and trees (52%) and water (42%) within 80 km.

3 km
153 m
16 km
244 m
80 km
483 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
March weather nearby: Cayenne 8.0 km · Matoury 10 km · Kourou 50 km · Oiapoque 129 km · Saint-Laurent-du-Maroni 206 km · Blauwgrond 332 km · Rainville 334 km · Beekhuizen 337 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 Rémire-Montjoly (4.9167°, -52.2667°, 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).