Tuy Hòa weather in May

In May, Tuy Hòa sees average daytime highs of 30°C and overnight lows near 26°C, with 110 mm of rain across 17.3 wet days and about 12.6 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°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 30 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Tuy Hòa's 5th-clearest and 12th-windiest month. For the whole year in context, see Tuy Hòa's year-round climate.

Daytime high
30°
4th warmest
Overnight low
26°
9th coldest
Rainfall
110 mm
17.3 wet days
Daylight
12 h 36 min
5:21 AM – 5:57 PM
Cloud cover
68%
5th clearest
Wind
9 km/h
12th windiest
Solar energy
6.09 kWh/m²
Travel score
3.9
out of 10

Tuy Hòa is provincial city of Vietnam.

Density
1,457/km²
people per km²

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 30°C through the month.

A typical May day in Tuy Hòa reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, May runs about 2°C warmer than April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13026
23026
33026
43026
53026
63026
73026
83026
93026
103026
113026
123026
133026
143026
153026
163026
173126
183126
193126
203126
213126
223126
233126
243127
253127
263127
273127
283127
293127
303127
313127

How May really feels in Tuy Hòa

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.

Tuy Hòa weather by month

How May compares with the rest of the year at a glance. May 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
Jan24° / 21°15518.511.35.5
Feb25° / 22°8011.811.66.5
Mar27° / 23°6710.311.96.7
Apr29° / 25°639.312.35.8
May30° / 26°11017.312.63.9
Jun31° / 27°7616.412.83.6
Jul31° / 27°6814.912.73.8
Aug31° / 27°7314.112.43.7
Sep30° / 26°16320.912.13.4
Oct28° / 25°32025.711.73.9
Nov26° / 24°44324.711.44.2
Dec25° / 22°38024.711.24.5

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 14% of May, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25248
35149
45050
54852
64753
74654
84456
94258
104258
113961
123862
133862
143664
153664
163466
173268
183268
193070
203070
212971
222971
232971
242872
252773
262773
272773
282773
292872
302872
312872

Chance of precipitation in May

Any precipitation

Tuy Hòa gets around 110 mm of rain over 17.3 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 56% and peaks near 64% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
141
242
344
445
546
647
748
849
950
1051
1152
1253
1354
1455
1556
1658
1758
1859
1960
2061
2162
2262
2363
2463
2563
2664
2764
2864
2964
3064
3164

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 80% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12674
22575
32377
42278
52179
62080
71981
81882
91882
101882
111882
121882
131882
141882
151981
161981
171981
181981
192080
202080
212080
222080
232080
242080
252080
262080
272080
282179
292179
302179
312179

Wind in May

Winds average 9 km/h in May, the calmest month.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 30 min at the start of May to 12 h 42 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 5:26 AM to 5:19 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)
112.55:265:54
212.55:265:54
312.55:255:54
412.55:255:54
512.55:245:54
612.55:245:55
712.55:245:55
812.55:235:55
912.55:235:55
1012.55:235:56
1112.65:225:56
1212.65:225:56
1312.65:225:56
1412.65:215:57
1512.65:215:57
1612.65:215:57
1712.65:215:57
1812.65:205:58
1912.65:205:58
2012.65:205:58
2112.65:205:58
2212.75:205:59
2312.75:205:59
2412.75:195:59
2512.75:196:00
2612.75:196:00
2712.75:196:00
2812.75:196:00
2912.75:196:01
3012.75:196:01
3112.75:196:01

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.09 kWh/m².

For context, solar energy here swings from a low near 3.11 kWh/m² to a high of 6.22 kWh/m² in April across the year — May's 6.09 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Hazard calendar for Tuy Hòa

In seasonPeak

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

Tuy Hòa sits in the Pacific typhoon belt; the season peaks July–October.

Tuy Hòa's monsoon runs October–December, when most of the year's rain falls.

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

Is May a good time to visit Tuy Hòa?

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

3.9
Sightseeing
7th-best month of the year
5.6
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in Tuy Hòa.

What to pack for Tuy Hòa in May

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

In May, Tuy Hòa sees daytime highs around 30°C and nights near 26°C. Pack light clothes, rain gear and sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Tuy Hòa in May

The nearest coast averages about 28°C in May — 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 January near 24°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Warm
Mar25Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Tuy Hòa 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 Tuy Hòa peaks around August 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 15UV 13Dec 16UV 8
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec8Very high

Air quality in Tuy Hòa 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 Tuy Hòa is worst in June — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2117 µg/m³Nov 1812 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar15Moderate
Apr17Moderate
May16Moderate
Jun17Moderate
Jul17Moderate
Aug16Moderate
Sep14Moderate
Oct15Moderate
Nov12Good
Dec14Moderate
Location & terrain

Where is Tuy Hòa?

Tuy Hòa sits at 13.1°N, 109.3°E, 8 m above sea level, in Vietnam. The nearest listed city is Tu Bông, 37 km away.

Nha TrangA Yun PaBuôn Hồ

Topography around Tuy Hòa

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

Within 3 km, the terrain around Tuy Hòa has only modest variations in elevation — a maximum elevation change of 50 m around an average of 3 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 463 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,947 m.

The land around Tuy Hòa is covered by water (57%) and artificial surfaces (24%) within 3 km, water (47%), trees (20%) and cropland (20%) within 16 km, and trees (43%) and water (42%) within 80 km.

3 km
50 m
16 km
463 m
80 km
1,947 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Tu Bông 37 km · Sông Cầu 41 km · Ninh Hòa 70 km · Qui Nhon 76 km · An Nhơn 91 km · Nha Trang 96 km · A Yun Pa 102 km · Buôn Hồ 112 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 Tuy Hòa (13.0955°, 109.3209°, elevation 8 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).