Xóm Cái Nước weather in May

In May, Xóm Cái Nước sees average daytime highs of 31°C and overnight lows near 27°C, with 249 mm of rain across 27.2 wet days and about 12.4 hours of daylight. It is the 3rd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 6% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of May to 12 h 30 min by month's end. Set against the rest of the year, May is Xóm Cái Nước's 7th-clearest and 7th-windiest month. For the whole year in context, see Xóm Cái Nước's year-round climate.

Daytime high
31°
3rd warmest
Overnight low
27°
12th coldest
Rainfall
249 mm
27.2 wet days
Daylight
12 h 24 min
5:42 AM – 6:09 PM
Cloud cover
83%
7th clearest
Wind
10 km/h
7th windiest
Solar energy
5.12 kWh/m²
Travel score
2.5
out of 10

Xóm Cái Nước is commune of Ca Mau province, Vietnam.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical May day in Xóm Cái Nước reaches about 31°C in the afternoon and slips back to 27°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

25°28°30°33°35°151015202531
Avg high (°C)Avg low (°C)
13227
23227
33227
43227
53227
63227
73227
83227
93227
103227
113227
123227
133227
143227
153127
163127
173127
183127
193127
203127
213127
223127
233127
243127
253127
263127
273127
283127
293127
303127
313127

How May really feels in Xóm Cái Nước

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
24 feel dangerously hot (≥ 39°C)
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.

Xóm Cái Nước weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°264.911.55.6
Feb31° / 24°15311.75.2
Mar32° / 25°518.111.94.0
Apr33° / 26°1111612.23.1
May31° / 27°24927.212.42.5
Jun30° / 26°29027.912.62.7
Jul30° / 26°31729.112.52.8
Aug29° / 26°30128.712.32.9
Sep29° / 26°33728.412.12.8
Oct30° / 25°3322811.82.9
Nov30° / 25°15418.311.63.9
Dec29° / 24°709.911.45.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 9% of May, with mostly cloudy or overcast conditions the remaining 85%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
22971
32872
42773
52575
62575
72278
82179
91981
101981
111882
121684
131585
141486
151387
161288
171189
181189
191090
201090
21991
22892
23892
24892
25892
26892
27892
28793
29793
30793
31793

Chance of precipitation in May

Any precipitation

Xóm Cái Nước gets around 249 mm of rain over 27.2 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 87% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
172
273
375
476
578
679
781
882
983
1085
1186
1287
1387
1488
1589
1690
1791
1891
1992
2092
2192
2292
2393
2493
2593
2694
2794
2894
2994
3094
3194

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 97% 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
6892
7793
8694
9694
10595
11496
12397
13397
14298
15298
16199
17199
18199
19199
200100
210100
220100
230100
240100
250100
260100
270100
280100
290100
300100
310100

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 18 min at the start of May to 12 h 30 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 5:47 AM to 5:41 AM, and sunset from 6:07 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:476:07
212.35:466:07
312.45:466:07
412.45:466:07
512.45:456:07
612.45:456:08
712.45:456:08
812.45:446:08
912.45:446:08
1012.45:446:08
1112.45:436:08
1212.45:436:09
1312.45:436:09
1412.45:436:09
1512.45:436:09
1612.45:426:09
1712.55:426:09
1812.55:426:10
1912.55:426:10
2012.55:426:10
2112.55:426:10
2212.55:426:11
2312.55:426:11
2412.55:416:11
2512.55:416:11
2612.55:416:11
2712.55:416:12
2812.55:416:12
2912.55:416:12
3012.55:416:12
3112.55:416:13

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.12 kWh/m².

For context, solar energy here swings from a low near 4.27 kWh/m² to a high of 5.96 kWh/m² in March across the year — May's 5.12 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.5Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.1Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Hazard calendar for Xóm Cái Nước

In seasonPeak

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

Xóm Cái Nước sits in the Pacific typhoon belt; the season peaks July–October.

Xóm Cái Nước's rainy season runs May–November, 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 Xóm Cái Nước?

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

2.5
Sightseeing
12th-best month of the year
3.9
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Xóm Cái Nước.

What to pack for Xóm Cái Nước in May

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

In May, Xóm Cái Nước sees daytime highs around 31°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Xóm Cái Nước in May

The nearest coast averages about 31°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 26 km away) is warmest in May at about 31°C and coldest in January 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
Feb28Warm
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Xóm Cái Nước in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Xóm Cái Nước peaks around August 21 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 21UV 13Dec 15UV 9
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct9Very high
Nov9Very high
Dec9Very high

Air quality in Xóm Cái Nước 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 Xóm Cái Nước is worst in January — around 45 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (August, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 145 µg/m³Aug 1519 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb37Poor
Mar33Moderate
Apr32Moderate
May27Moderate
Jun22Moderate
Jul22Moderate
Aug19Moderate
Sep23Moderate
Oct32Moderate
Nov42Poor
Dec45Poor
Location & terrain

Where is Xóm Cái Nước?

Xóm Cái Nước sits at 9.8°N, 105.1°E, 3 m above sea level, in Vietnam. The nearest listed city is Rạch Giá, 24 km away.

Topography around Xóm Cái Nước

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Xóm Cái Nước.

Within 3 km, the terrain around Xóm Cái Nước has only modest variations in elevation — a maximum elevation change of 8 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 13 m; within 80 km, large variations in elevation — a maximum elevation change of 691 m.

The land around Xóm Cái Nước is covered by cropland (78%) within 3 km, cropland (55%) and water (21%) within 16 km, and cropland (47%) and water (36%) within 80 km.

3 km
8 m
16 km
13 m
80 km
691 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Rạch Giá 24 km · Kiên Hải 34 km · Vị Thanh 41 km · Ấp Một 48 km · Cờ Đỏ 49 km · Thới Bình 49 km · Óc Eo 50 km · Long Mỹ 53 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 Xóm Cái Nước (9.8°, 105.1°, elevation 3 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).