West Bay weather in April

In April, West Bay sees average daytime highs of 27°C and overnight lows near 26°C, with 18 mm of rain across 3.7 wet days and about 12.4 hours of daylight. It is the 8th-warmest and 10th-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 77% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of April to 12 h 42 min by month's end. Set against the rest of the year, April is West Bay's 3rd-clearest and 7th-windiest month. For the whole year in context, see West Bay's year-round climate.

Daytime high
27°
8th warmest
Overnight low
26°
5th coldest
Rainfall
18 mm
3.7 wet days
Daylight
12 h 24 min
6:13 AM – 6:39 PM
Cloud cover
29%
3rd clearest
Wind
21 km/h
7th windiest
Solar energy
6.75 kWh/m²
Travel score
8.0
out of 10

West Bay is populated place in the Cayman Islands.

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

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

A typical April day in West Bay reaches about 27°C in the afternoon and slips back to 26°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, April runs about 1°C warmer than March and about 1°C cooler than May.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12625
22625
32625
42625
52625
62725
72725
82725
92725
102725
112725
122725
132726
142726
152726
162726
172726
182726
192726
202726
212726
222726
232726
242726
252726
262726
272726
282726
292726
302726

How April really feels in West Bay

Once humidity and wind are folded in, April 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

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

West Bay weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°286.6117.7
Feb26° / 25°132.811.38.4
Mar26° / 25°163.911.98.3
Apr27° / 26°183.712.48.0
May28° / 26°9511.212.96.5
Jun28° / 27°10413.213.15.4
Jul29° / 27°6012.313.15.4
Aug29° / 27°9315.312.75.0
Sep29° / 27°13918.612.14.5
Oct28° / 27°2142011.64.7
Nov27° / 26°10812.111.16.4
Dec26° / 25°448.510.97.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 77% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 9% of April, with mostly cloudy or overcast conditions the remaining 14%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1919
29010
38911
48911
58812
68812
78812
88713
98713
108713
118713
128713
138614
148614
158614
168614
178614
188614
198614
208515
218515
228515
238515
248416
258416
268416
278317
288317
298317
308218

Chance of precipitation in April

Any precipitation

West Bay gets around 18 mm of rain over 3.7 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 19% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
19
29
39
410
510
610
711
811
911
1012
1112
1213
1313
1413
1513
1613
1713
1813
1913
2014
2114
2214
2315
2415
2516
2616
2717
2817
2918
3019

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1424720
2423721
3323731
4322741
5322741
6321751
7321751
8321751
9321751
10221761
11221761
12221761
13221761
14221761
15221761
16221752
17221752
18220762
19220753
20219763
21219754
22218755
23217756
24216766
25215767
26214768
27213769
282127610
292117710
302107711

Wind in April

Winds average 21 km/h in April.

Across April, daily wind ranges from about 21 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
821breezy
921breezy
1021breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1621breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy

Sunrise & sunset in April

DaylightNight

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

Days grow by about 30 minutes over April. Sunrise moves from 6:25 AM to 6:03 AM, and sunset from 6:35 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:256:35
212.26:246:35
312.26:246:36
412.26:236:36
512.26:226:36
612.36:216:36
712.36:206:37
812.36:196:37
912.36:186:37
1012.36:176:37
1112.46:176:38
1212.46:166:38
1312.46:156:38
1412.46:146:38
1512.46:136:39
1612.46:136:39
1712.56:126:39
1812.56:116:40
1912.56:106:40
2012.56:096:40
2112.56:096:40
2212.56:086:41
2312.66:076:41
2412.66:076:41
2512.66:066:42
2612.66:056:42
2712.66:046:42
2812.66:046:43
2912.76:036:43
3012.76:036:43

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.75 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.2 kWh/m² to a high of 6.75 kWh/m² in April across the year — April's 6.75 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.6Intense
56.6Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.8Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
Planning a trip in April

Hazard calendar for West Bay

In seasonPeak

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

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

West Bay's rainy season runs September–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 April a good time to visit West Bay?

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

8.0
Sightseeing
3rd-best month of the year
8.0
Beach & pool
1st-best month of the year

April is one of the better times to visit West Bay for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for West Bay in April

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

In April, West Bay sees daytime highs around 27°C and nights near 26°C. Pack sun protection. Worth having: light clothes and a windbreaker. About 4 days see rain.

sun protectionlight clothesa windbreaker

Sea temperature near West Bay in April

The nearest coast averages about 27°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 30°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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in West Bay in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 West Bay peaks around May 13 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highMay 13UV 12Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in West Bay in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in West Bay is worst in June — around 27 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (January, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2127 µg/m³Jan 17 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar8Good
Apr10Good
May14Moderate
Jun27Moderate
Jul25Moderate
Aug19Moderate
Sep13Moderate
Oct10Good
Nov7Good
Dec7Good
Location & terrain

Where is West Bay?

West Bay sits at 19.4°N, 81.4°W, 5 m above sea level, in Cayman Islands. The nearest listed city is George Town, 11 km away.

George Town

Topography around West Bay

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

Within 3 km, the terrain around West Bay has only modest variations in elevation — a maximum elevation change of 10 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 21 m; within 80 km, only modest variations in elevation — a maximum elevation change of 24 m.

The land around West Bay is covered by water (59%) within 3 km, water (91%) within 16 km, and water (97%) within 80 km.

3 km
10 m
16 km
21 m
80 km
24 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
April weather nearby: George Town 11 km · Trinidad 306 km · Nueva Gerona 315 km · Condado 321 km · Cienfuegos 323 km · Cumanayagua 332 km · Abreus 333 km · Palmira 335 km

Cayman Islands travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 113% of US
price level, 2024
GDP per capita
$104,293
2024
Homicide rate
4.4
per 100k, 2020
Income group
High
World Bank
Religion
Protestant 61%none 17%Roman Catholic 14%other 5%

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 West Bay (19.382°, -81.3928°, elevation 5 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).