Phú Quý weather in May

In May, Phú Quý sees average daytime highs of 29°C and overnight lows near 27°C, with 141 mm of rain across 20.6 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 7th-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 22% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 36 min by month's end. Set against the rest of the year, May is Phú Quý's 5th-clearest and 12th-windiest month. For the whole year in context, see Phú Quý's year-round climate.

Daytime high
29°
1st warmest
Overnight low
27°
12th coldest
Rainfall
141 mm
20.6 wet days
Daylight
12 h 30 min
5:26 AM – 5:55 PM
Cloud cover
67%
5th clearest
Wind
19 km/h
12th windiest
Solar energy
6.07 kWh/m²
Travel score
4.2
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Phú Quý reaches about 29°C in the afternoon and slips back to 27°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, May runs about 1°C warmer than April and on par with June.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12927
22927
32927
42927
52927
62927
72927
82927
92927
102927
112927
122927
132927
142927
152927
162927
172927
182927
192927
202927
212927
222927
232927
242927
252927
262927
272927
282927
292927
302927
312927

How May really feels in Phú Quý

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Phú Quý weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 24°363.611.57.8
Feb25° / 25°111.911.78.2
Mar27° / 26°284.611.97.7
Apr28° / 27°538.112.26.6
May29° / 27°14120.612.54.2
Jun29° / 27°18322.812.63.8
Jul28° / 27°15623.212.64.0
Aug28° / 27°13721.812.34.2
Sep28° / 27°20923.312.14.0
Oct27° / 26°2732411.84.3
Nov27° / 26°17816.211.55.5
Dec26° / 25°14411.111.46.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25842
35743
45446
55347
65149
74951
84753
94555
104258
114159
123961
133763
143664
153466
163367
173268
183070
192971
202872
212773
222773
232773
242872
252872
262872
272872
282872
292872
302872
312872

Chance of precipitation in May

Any precipitation

Phú Quý gets around 141 mm of rain over 20.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 66% and peaks near 79% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
143
244
345
447
548
650
752
854
956
1058
1160
1262
1365
1467
1569
1671
1773
1874
1976
2077
2178
2278
2379
2479
2579
2679
2779
2879
2979
3079
3179

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11387
21288
31189
41090
5991
6991
7892
8892
9793
10793
11694
12694
13595
14595
15595
16595
17496
18496
19496
20496
21496
22397
23397
24397
25397
26397
27397
28298
29298
30298
31298

Wind in May

Winds average 19 km/h in May, the calmest month.

Across May, daily wind ranges from about 17 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1720light breeze
1820breezy
1920breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2522breezy
2622breezy
2722breezy
2822breezy
2922breezy
3022breezy
3122breezy

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 min at the start of May to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 5:30 AM to 5:25 AM, and sunset from 5:52 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:305:52
212.45:305:53
312.45:305:53
412.45:295:53
512.45:295:53
612.45:295:53
712.45:285:53
812.45:285:53
912.45:285:54
1012.45:275:54
1112.45:275:54
1212.55:275:54
1312.55:275:54
1412.55:265:55
1512.55:265:55
1612.55:265:55
1712.55:265:55
1812.55:265:55
1912.55:265:56
2012.55:255:56
2112.55:255:56
2212.55:255:56
2312.55:255:57
2412.55:255:57
2512.55:255:57
2612.55:255:57
2712.55:255:58
2812.65:255:58
2912.65:255:58
3012.65:255:58
3112.65:255:59

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.07 kWh/m².

For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.67 kWh/m² in April across the year — May's 6.07 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.4Intense
46.4Intense
56.4Intense
66.3Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.1Intense
126.1Intense
136.1Intense
146.0Intense
156.0Intense
166.0Bright
176.0Bright
186.0Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in May

Hazard calendar for Phú Quý

In seasonPeak

In May, Phú Quý sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Phú Quý sits in the Pacific typhoon belt; the season peaks July–October.

Phú Quý's rainy season runs May–December, when most of the year's rain falls.

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

Is May a good time to visit Phú Quý?

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

4.2
Sightseeing
8th-best month of the year
5.3
Beach & pool
7th-best month of the year

May is a reasonable time to visit Phú Quý for sightseeing.

What to pack for Phú Quý in May

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

In May, Phú Quý sees daytime highs around 29°C and nights near 27°C. Pack light clothes, rain gear and sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Phú Quý in May

The nearest coast averages about 29°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in May at about 29°C and coldest in January near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr28Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct28Tropical
Nov27Warm
Dec26Warm

UV index in Phú Quý in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Phú Quý peaks around August 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 23UV 13Dec 15UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar12Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov10Extreme
Dec9Very high

Air quality in Phú Quý in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Phú Quý is worst in July — around 18 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (April, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1918 µg/m³Apr 2210 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar11Good
Apr10Good
May10Good
Jun15Moderate
Jul18Moderate
Aug16Moderate
Sep16Moderate
Oct13Moderate
Nov10Good
Dec12Good
Location & terrain

Where is Phú Quý?

Phú Quý sits at 10.5°N, 108.9°E, 6 m above sea level, in Vietnam. The nearest listed city is Mui Ne, 85 km away.

Phan ThiếtPhan Rang-Tháp ChàmKhánh HảiLa GiĐưc TrọngẤp Bình ChâuCam Ranh

Topography around Phú Quý

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

Within 3 km, the terrain around Phú Quý has only modest variations in elevation — a maximum elevation change of 95 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 95 m; within 80 km, only modest variations in elevation — a maximum elevation change of 88 m.

The land around Phú Quý is covered by water (60%) and trees (30%) within 3 km, water (98%) within 16 km, and water (100%) within 80 km.

3 km
95 m
16 km
95 m
80 km
88 m
treesgrasslandartificial surfaceswater
May weather nearby: Mui Ne 85 km · Phan Thiết 102 km · Phan Rang-Tháp Chàm 117 km · Khánh Hải 120 km · La Gi 128 km · Đưc Trọng 149 km · Ấp Bình Châu 151 km · Cam Ranh 158 km

Vietnam travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / F
220 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,066
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
59%
of population, 2024
Homicide rate
1.5
per 100k, 2011
Road deaths
30.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 500
Religion
none 86%Catholic 6%Buddhist 6%Protestant 1%

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 Phú Quý (10.5166°, 108.9329°, elevation 6 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).