Le Robert weather in December

In December, Le Robert sees average daytime highs of 27°C and overnight lows near 24°C, with 63 mm of rain across 19.2 wet days and about 11.1 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 48% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 12 min at the start of December to 11 h 06 min by month's end. Set against the rest of the year, December is Le Robert's 3rd-clearest and 8th-windiest month. For the whole year in context, see Le Robert's year-round climate.

Daytime high
27°
10th warmest
Overnight low
24°
4th coldest
Rainfall
63 mm
19.2 wet days
Daylight
11 h 06 min
6:26 AM – 5:34 PM
Cloud cover
47%
3rd clearest
Wind
16 km/h
8th windiest
Solar energy
4.88 kWh/m²
Travel score
5.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Le Robert reaches about 27°C in the afternoon and slips back to 24°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, December runs on par with November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12724
22724
32724
42724
52724
62724
72724
82724
92724
102724
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212724
222724
232724
242724
252724
262723
272723
282723
292723
302723
312723

How December really feels in Le Robert

Once humidity and wind are folded in, December 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

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

Le Robert weather by month

How December compares with the rest of the year at a glance. December 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
Jan26° / 23°5017.811.25.8
Feb27° / 23°3513.111.56.2
Mar27° / 23°3814.111.96.1
Apr28° / 24°4514.912.35.5
May29° / 25°6317.112.74.8
Jun29° / 25°7518.612.94.4
Jul29° / 25°10323.812.84.0
Aug29° / 25°11625.412.53.7
Sep29° / 25°13223.912.13.7
Oct28° / 25°14424.711.73.8
Nov28° / 24°12522.811.34.5
Dec27° / 24°6319.211.15.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 26% of December, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26832
36832
46832
56931
66931
76931
86931
96931
107030
117129
127228
137228
147327
157426
167426
177525
187426
197525
207525
217525
227723
237723
247723
257822
267921
278020
288020
298119
308119
318119

Chance of precipitation in December

Any precipitation

Le Robert gets around 63 mm of rain over 19.2 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 62% and peaks near 67% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
167
267
366
466
565
665
764
864
963
1063
1162
1262
1361
1461
1560
1660
1760
1859
1959
2059
2159
2260
2360
2460
2561
2661
2762
2862
2963
3063
3164

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1017821
2018811
3019801
4019801
5020791
6020791
7021781
8021781
9022780
10023770
11123760
12124750
13125740
14125740
15126730
16127720
17128710
18129700
19130690
20131680
21132670
22133660
23134650
24135640
25136630
26137620
27138610
28139600
29140590
30142570
31143560

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 15 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 12 min at the start of December to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:18 AM to 6:33 AM, and sunset from 5:29 PM to 5:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:185:29
211.26:185:30
311.26:195:30
411.26:195:30
511.26:205:30
611.26:205:31
711.26:215:31
811.26:225:31
911.26:225:31
1011.26:235:32
1111.16:235:32
1211.16:245:32
1311.16:245:33
1411.16:255:33
1511.16:255:34
1611.16:265:34
1711.16:265:34
1811.16:275:35
1911.16:275:35
2011.16:285:36
2111.16:285:36
2211.16:295:37
2311.16:295:37
2411.16:305:38
2511.16:305:38
2611.16:315:39
2711.16:315:39
2811.16:315:40
2911.16:325:40
3011.16:325:41
3111.16:335:41

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.88 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.88 kWh/m² to a high of 6.69 kWh/m² in April across the year — December's 4.88 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in December

Hazard calendar for Le Robert

In seasonPeak

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

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

Le Robert's rainy season runs June–November, when most of the year's rain falls.

Le Robert sees seasonal dust haze (June–July), heaviest in June.

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

Is December a good time to visit Le Robert?

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

5.4
Sightseeing
5th-best month of the year
5.4
Beach & pool
6th-best month of the year

December is a reasonable time to visit Le Robert for sightseeing.

What to pack for Le Robert in December

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

In December, Le Robert sees daytime highs around 27°C and nights near 24°C. Pack rain gear. Worth having: light clothes and sun protection. About 19 days see rain.

rain gearlight clothessun protection

Sea temperature near Le Robert in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in September at about 29°C and coldest in February 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
Apr27Warm
May28Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Le Robert in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Le Robert peaks around March 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 highMar 22UV 14Dec 13UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec8Very high

Air quality in Le Robert in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Le Robert is worst in June — around 29 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJun 2028 µg/m³Dec 2310 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar11Good
Apr15Moderate
May18Moderate
Jun29Moderate
Jul26Moderate
Aug21Moderate
Sep16Moderate
Oct18Moderate
Nov13Moderate
Dec10Good
Location & terrain

Where is Le Robert?

Le Robert sits at 14.7°N, 60.9°W, 8 m above sea level, in Martinique. The nearest listed city is La Trinité, 7.0 km away.

La TrinitéLe FrançoisLe LamentinSaint-JosephDucosSainte-MarieFort-de-France

Topography around Le Robert

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

Within 3 km, the terrain around Le Robert has significant variations in elevation — a maximum elevation change of 304 m around an average of 64 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 788 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,370 m.

The land around Le Robert is covered by trees (58%) and water (26%) within 3 km, trees (46%) and water (42%) within 16 km, and water (89%) within 80 km.

3 km
304 m
16 km
788 m
80 km
1,370 m
treesgrasslandartificial surfaceswatermangroves
December weather nearby: La Trinité 7.0 km · Le François 8.0 km · Le Lamentin 9.0 km · Saint-Joseph 10 km · Ducos 12 km · Sainte-Marie 13 km · Fort-de-France 16 km · Gros Islet 68 km

Martinique 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 Le Robert (14.6775°, -60.9423°, elevation 8 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).