Tam Kỳ weather in May

In May, Tam Kỳ sees average daytime highs of 31°C and overnight lows near 25°C, with 114 mm of rain across 17.2 wet days and about 12.7 hours of daylight. It is the 4th-warmest and 8th-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 18% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of May to 12 h 48 min by month's end. Set against the rest of the year, May is Tam Kỳ's 6th-clearest and 8th-windiest month. For the whole year in context, see Tam Kỳ's year-round climate.

Daytime high
31°
4th warmest
Overnight low
25°
9th coldest
Rainfall
114 mm
17.2 wet days
Daylight
12 h 42 min
5:21 AM – 6:04 PM
Cloud cover
70%
6th clearest
Wind
7 km/h
8th windiest
Solar energy
6.15 kWh/m²
Travel score
3.6
out of 10

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 Tam Kỳ reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°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 2°C warmer than April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113125
123125
133125
143125
153125
163125
173126
183126
193126
203126
213126
223126
233126
243126
253126
263226
273226
283226
293226
303226
313226

How May really feels in Tam Kỳ

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
9 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.

Tam Kỳ weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 20°19818.311.25.5
Feb25° / 20°10511.811.56.5
Mar27° / 22°939.411.96.7
Apr29° / 24°789.412.35.4
May31° / 25°11417.212.73.6
Jun32° / 26°11219.912.92.9
Jul32° / 26°12620.812.82.9
Aug32° / 26°15321.712.52.9
Sep30° / 25°31024.312.13.2
Oct28° / 24°48025.211.64.0
Nov26° / 23°56123.711.34.4
Dec24° / 21°45424.611.14.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24654
34555
44555
54456
64456
74357
84258
94159
104159
114060
123862
133763
143763
153565
163466
173268
183169
193070
202971
212872
222773
232674
242674
252575
262575
272575
282575
292674
302674
312674

Chance of precipitation in May

Any precipitation

Tam Kỳ gets around 114 mm of rain over 17.2 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 55% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
138
239
340
441
542
643
743
844
946
1047
1148
1250
1351
1453
1554
1656
1757
1859
1960
2062
2163
2264
2366
2467
2568
2668
2769
2869
2970
3070
3169

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 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
113663
213465
313267
413069
502773
602674
702476
812277
912178
1012079
1111980
1211980
1311881
1411782
1511782
1611683
1711584
1811584
1911485
2011485
2111386
2211287
2311188
2401189
2501090
260991
270892
280892
290793
300694
310694

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 12 h 48 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 5:27 AM to 5:18 AM, and sunset from 6:00 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:276:00
212.65:266:00
312.65:266:00
412.65:256:01
512.65:256:01
612.65:246:01
712.65:246:01
812.65:246:02
912.65:236:02
1012.75:236:02
1112.75:226:03
1212.75:226:03
1312.75:226:03
1412.75:216:03
1512.75:216:04
1612.75:216:04
1712.75:206:04
1812.75:206:05
1912.85:206:05
2012.85:206:05
2112.85:196:06
2212.85:196:06
2312.85:196:06
2412.85:196:07
2512.85:196:07
2612.85:196:07
2712.85:186:08
2812.85:186:08
2912.85:186:08
3012.85:186:09
3112.85:186:09

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.15 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 6.15 kWh/m² in May across the year — May's 6.15 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Hazard calendar for Tam Kỳ

In seasonPeak

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

Tam Kỳ sits in the Pacific typhoon belt; the season peaks July–October.

Tam Kỳ's monsoon runs September–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 Tam Kỳ?

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

3.6
Sightseeing
8th-best month of the year
5.4
Beach & pool
4th-best month of the year

May is a weaker month for outdoor sightseeing in Tam Kỳ.

What to pack for Tam Kỳ in May

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

In May, Tam Kỳ sees daytime highs around 31°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Tam Kỳ 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 at the nearest coast (about 17 km away) is warmest in August at about 30°C and coldest in February near 23°C.

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

25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb23Refreshing
Mar24Refreshing
Apr25Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Tam Kỳ in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tam Kỳ peaks around July 24 at about 13 (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 highJul 24UV 13Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar11Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Tam Kỳ 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 Tam Kỳ is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 16 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1326 µg/m³Sep 1016 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb21Moderate
Mar25Moderate
Apr26Moderate
May22Moderate
Jun20Moderate
Jul16Moderate
Aug16Moderate
Sep16Moderate
Oct18Moderate
Nov17Moderate
Dec20Moderate
Location & terrain

Where is Tam Kỳ?

Tam Kỳ sits at 15.6°N, 108.5°E, 11 m above sea level, in Vietnam. The nearest listed city is Núi Thành, 25 km away.

Topography around Tam Kỳ

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

Within 3 km, the terrain around Tam Kỳ has only modest variations in elevation — a maximum elevation change of 37 m around an average of 8 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 442 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,565 m.

The land around Tam Kỳ is covered by artificial surfaces (36%) and trees (25%) within 3 km, trees (36%) and water (26%) within 16 km, and trees (49%) and water (40%) within 80 km.

3 km
37 m
16 km
442 m
80 km
2,565 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Núi Thành 25 km · Đông Phú 29 km · Hoi An 37 km · Điện Bàn 42 km · Đại Lộc 51 km · Hải Châu 53 km · Cẩm Lệ 57 km · Sơn Trà 60 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 Tam Kỳ (15.5736°, 108.474°, elevation 11 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).