Port Royal weather in June

In June, Port Royal sees average daytime highs of 29°C and overnight lows near 25°C, with 75 mm of rain across 11.6 wet days and about 13.1 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 29% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 13 hours at the start of June to 13 h 06 min by month's end. Set against the rest of the year, June is Port Royal's 10th-clearest and 1st-windiest month. For the whole year in context, see Port Royal's year-round climate.

Daytime high
29°
4th warmest
Overnight low
25°
9th coldest
Rainfall
75 mm
11.6 wet days
Daylight
13 h 06 min
5:36 AM – 6:40 PM
Cloud cover
61%
10th clearest
Wind
15 km/h
1st windiest
Solar energy
6.53 kWh/m²
Travel score
5.4
out of 10

Port Royal is settlement in Jamaica.

Founded
1494

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 29°C through the month.

A typical June day in Port Royal reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, June runs on par with May and on par with July.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132825
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925

How June really feels in Port Royal

Once humidity and wind are folded in, June averages 11 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
11
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.

Port Royal weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 22°277.9117.4
Feb26° / 22°217.111.47.5
Mar26° / 22°337.911.97.3
Apr27° / 23°35912.46.9
May28° / 24°9514.112.85.8
Jun29° / 25°7511.613.15.4
Jul29° / 25°5610.5135.4
Aug29° / 25°851412.64.9
Sep29° / 25°12818.312.14.4
Oct28° / 24°15321.711.64.4
Nov27° / 24°8113.311.26.0
Dec27° / 23°439.610.96.9

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 18% of June, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33961
43961
53862
63862
73763
83961
93961
103961
114159
124159
134357
144456
154555
164555
174852
184951
195050
205149
215248
225347
235446
245545
255644
265644
275644
285743
295743
305743

Chance of precipitation in June

Any precipitation

Port Royal gets around 75 mm of rain over 11.6 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
151
250
349
449
548
647
746
846
945
1044
1143
1242
1341
1440
1539
1638
1737
1837
1936
2035
2134
2234
2333
2432
2532
2632
2732
2832
2932
3033

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 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
10982
20982
30973
40973
50973
60973
70973
80973
90973
101963
111963
121954
131954
141954
151954
161954
171963
181963
191963
201963
211963
221963
231963
241963
251963
261963
271963
281963
291963
301963

Wind in June

Winds average 15 km/h in June, the windiest month of the year.

Across June, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 hours at the start of June to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 5:35 AM to 5:39 AM, and sunset from 6:35 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:356:35
213.05:356:35
313.05:356:35
413.05:356:36
513.05:356:36
613.05:356:37
713.05:356:37
813.05:356:37
913.05:356:38
1013.05:356:38
1113.15:356:38
1213.15:356:38
1313.15:356:39
1413.15:356:39
1513.15:356:39
1613.15:366:40
1713.15:366:40
1813.15:366:40
1913.15:366:40
2013.15:366:41
2113.15:366:41
2213.15:376:41
2313.15:376:41
2413.15:376:42
2513.15:376:42
2613.15:376:42
2713.15:386:42
2813.15:386:42
2913.15:386:42
3013.15:396:42

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.53 kWh/m².

For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 6.73 kWh/m² in July across the year — June's 6.53 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.6Intense
236.7Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
Planning a trip in June

Hazard calendar for Port Royal

In seasonPeak

In June, Port Royal sits inside its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.

Port Royal sits in the Atlantic hurricane belt; the season peaks August–October.

Port Royal's rainy season runs August–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 June a good time to visit Port Royal?

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

5.4
Sightseeing
8th-best month of the year
6.6
Beach & pool
7th-best month of the year

June is a reasonable time to visit Port Royal for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Port Royal in June

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

In June, Port Royal sees daytime highs around 29°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

Sea temperature near Port Royal 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 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
Apr28Warm
May28Tropical
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Port Royal in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Port Royal peaks around April 19 at about 12 (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 19UV 12Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Port Royal 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 Port Royal is worst in June — around 32 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (December, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2332 µg/m³Dec 198 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar10Good
Apr12Good
May19Moderate
Jun32Moderate
Jul31Moderate
Aug25Moderate
Sep17Moderate
Oct14Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Port Royal?

Port Royal sits at 17.9°N, 76.8°W, 0 m above sea level, in Jamaica. The nearest listed city is Portmore, 6.0 km away.

Spanish TownOld HarbourLinsteadMay Pen

Topography around Port Royal

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

Within 3 km, the terrain around Port Royal 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, large variations in elevation — a maximum elevation change of 767 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,229 m.

The land around Port Royal is covered by water (94%) within 3 km, water (46%) and trees (29%) within 16 km, and water (59%) and trees (34%) within 80 km.

3 km
6 m
16 km
767 m
80 km
2,229 m
treesgrasslandcroplandartificial surfaceswatermangroves
June weather nearby: Portmore 6.0 km · Kingston 8.0 km · Half Way Tree 9.0 km · New Kingston 10 km · Spanish Town 14 km · Old Harbour 28 km · Linstead 30 km · May Pen 43 km

Jamaica travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
110 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$8,003
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
49.4
per 100k, 2023
Road deaths
15.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 65%none 21%other 7%Roman Catholic 2%

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 Port Royal (17.9374°, -76.8406°, 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).