Caye Caulker weather in March

In March, Caye Caulker sees average daytime highs of 26°C and overnight lows near 25°C, with 38 mm of rain across 7.9 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 74% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is Caye Caulker's 1st-clearest and 2nd-windiest month. For the whole year in context, see Caye Caulker's year-round climate.

Daytime high
26°
9th warmest
Overnight low
25°
5th coldest
Rainfall
38 mm
7.9 wet days
Daylight
11 h 54 min
6:06 AM – 5:58 PM
Cloud cover
29%
1st clearest
Wind
23 km/h
2nd windiest
Solar energy
5.96 kWh/m²
Travel score
7.6
out of 10

Caye Caulker is island.

Density
693/km²
people per km²

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical March day in Caye Caulker reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, March runs on par with February and about 1°C cooler than April.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12625
22625
32625
42625
52625
62625
72625
82625
92625
102625
112625
122625
132625
142625
152625
162625
172625
182625
192625
202625
212625
222625
232625
242625
252625
262625
272725
282725
292726
302726
312726

How March really feels in Caye Caulker

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.

Caye Caulker weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 24°10216.211.16.2
Feb26° / 24°439.611.47.1
Mar26° / 25°387.911.97.6
Apr27° / 26°295.712.47.6
May28° / 27°10013.212.86.1
Jun28° / 27°19120.4134.4
Jul28° / 27°14220.7134.6
Aug29° / 27°18022.512.64.2
Sep29° / 27°20624.312.13.8
Oct28° / 26°30023.111.64.4
Nov27° / 25°20319.311.25.3
Dec26° / 24°11018115.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in March, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 13%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28416
38416
48416
58416
68515
78515
88614
98614
108713
118713
128713
138713
148812
158812
168812
178812
188812
198911
208911
218911
228911
239010
248911
258911
268911
278911
288812
298812
308812
318812

Chance of precipitation in March

Any precipitation

Caye Caulker gets around 38 mm of rain over 7.9 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 24% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
127
228
328
428
528
628
729
829
928
1028
1128
1227
1327
1426
1526
1625
1724
1824
1923
2023
2122
2222
2322
2422
2521
2621
2720
2820
2919
3018
3118

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
103923614
203923614
303923614
403924604
513924594
613924594
713924594
813924594
913925584
1012925585
1112925585
1212925585
1312925576
1402925586
1502925586
1602925577
1702925577
1802824588
1902824588
2002824579
2102823589
22028225810
23027215911
24027215812
25027205813
26017195914
27016186015
28016176016
29015166117
30015156118
31015146119

Wind in March

Winds average 23 km/h in March.

Across March, daily wind ranges from about 23 km/h on the calmest days to 24 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
123breezy
224breezy
324breezy
424breezy
524breezy
624breezy
724breezy
824breezy
924breezy
1024breezy
1123breezy
1223breezy
1323breezy
1423breezy
1523breezy
1623breezy
1723breezy
1823breezy
1923breezy
2023breezy
2123breezy
2223breezy
2323breezy
2423breezy
2523breezy
2623breezy
2723breezy
2823breezy
2923breezy
3023breezy
3123breezy

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 36 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over March. Sunrise moves from 6:17 AM to 5:53 AM, and sunset from 5:54 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:175:54
211.66:165:54
311.76:155:55
411.76:155:55
511.76:145:55
611.76:135:56
711.76:125:56
811.76:125:56
911.86:115:56
1011.86:105:57
1111.86:095:57
1211.86:095:57
1311.86:085:57
1411.86:075:58
1511.96:065:58
1611.96:065:58
1711.96:055:58
1811.96:045:58
1911.96:035:59
2011.96:025:59
2112.06:015:59
2212.06:015:59
2312.06:006:00
2412.05:596:00
2512.05:586:00
2612.05:576:00
2712.15:566:00
2812.15:566:00
2912.15:556:01
3012.15:546:01
3112.15:536:01

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.96 kWh/m².

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 6.63 kWh/m² in April across the year — March's 5.96 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.8Bright
115.8Bright
125.8Bright
135.9Bright
145.9Bright
155.9Bright
166.0Bright
176.0Intense
186.0Intense
196.1Intense
206.1Intense
216.1Intense
226.2Intense
236.2Intense
246.2Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.4Intense
306.4Intense
316.4Intense
Planning a trip in March

Hazard calendar for Caye Caulker

In seasonPeak

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

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

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

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

Is March a good time to visit Caye Caulker?

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

7.6
Sightseeing
1st-best month of the year
7.4
Beach & pool
2nd-best month of the year

March is one of the better times to visit Caye Caulker for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Caye Caulker in March

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

In March, Caye Caulker sees daytime highs around 26°C and nights near 25°C. Worth packing: light clothes, sun protection and a windbreaker. About 8 days see rain.

light clothessun protectiona windbreaker

Sea temperature near Caye Caulker 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 19 km away) is warmest in September at about 30°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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in Caye Caulker in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Caye Caulker peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highApr 10UV 13Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Caye Caulker 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 Caye Caulker is worst in July — around 31 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (December, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1131 µg/m³Dec 116 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb10Good
Mar9Good
Apr14Moderate
May19Moderate
Jun30Moderate
Jul31Moderate
Aug22Moderate
Sep14Moderate
Oct9Good
Nov6Good
Dec6Good
Location & terrain

Where is Caye Caulker?

Caye Caulker sits at 17.7°N, 88.0°W, 0 m above sea level, in Belize. The nearest listed city is San Pedro, 21 km away.

San PedroBelize CityCrooked TreeOrange WalkDangrigaChetumalBelmopanHopkins

Topography around Caye Caulker

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

Within 3 km, the terrain around Caye Caulker has only modest variations in elevation — a maximum elevation change of 6 m around an average of 0 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 8 m; within 80 km, significant variations in elevation — a maximum elevation change of 394 m.

The land around Caye Caulker is covered by water (93%) within 3 km, water (97%) within 16 km, and water (63%) and trees (21%) within 80 km.

3 km
6 m
16 km
8 m
80 km
394 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
March weather nearby: San Pedro 21 km · Belize City 32 km · Crooked Tree 55 km · Orange Walk 68 km · Dangriga 88 km · Chetumal 92 km · Belmopan 95 km · Hopkins 101 km

Belize travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / G
110 / 220 V · 60 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$7,865
2025
Happiness
6.7 / 10
World Happiness, 2025
Homicide rate
28.1
per 100k, 2022
Road deaths
22.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Roman Catholic 40%Protestant 32%none 16%other 11%

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 Caye Caulker (17.7366°, -88.0276°, elevation 0 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).