Xuân Mai weather in May

In May, Xuân Mai sees average daytime highs of 32°C and overnight lows near 25°C, with 244 mm of rain across 18.3 wet days and about 13 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 11% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Xuân Mai's 7th-clearest and 3rd-windiest month. For the whole year in context, see Xuân Mai's year-round climate.

Daytime high
32°
4th warmest
Overnight low
25°
8th coldest
Rainfall
244 mm
18.3 wet days
Daylight
13 hours
5:24 AM – 6:24 PM
Cloud cover
76%
7th clearest
Wind
6 km/h
3rd windiest
Solar energy
4.76 kWh/m²
Travel score
3.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical May day in Xuân Mai reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 36°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133125
143225
153225
163225
173225
183225
193225
203225
213225
223225
233225
243225
253225
263225
273225
283225
293226
303226
313226

How May really feels in Xuân Mai

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
6 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.

Xuân Mai weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 14°377.610.96.3
Feb22° / 16°246.511.36.6
Mar24° / 18°51911.96.7
Apr29° / 22°10411.112.55.3
May32° / 25°24418.3133.3
Jun33° / 26°2311913.22.5
Jul33° / 26°27821.113.12.6
Aug32° / 26°33022.912.72.7
Sep31° / 25°23618.512.13.6
Oct28° / 22°1331211.55.6
Nov25° / 19°587.4117.2
Dec21° / 15°336.310.87.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% 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 75%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23268
33367
43367
53268
63268
73268
83268
93268
103169
113070
122971
132872
142872
152674
162674
172476
182476
192377
202377
212179
222179
231981
241981
251882
261783
271684
281684
291684
301585
311585

Chance of precipitation in May

Any precipitation

Xuân Mai gets around 244 mm of rain over 18.3 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 59% and peaks near 67% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
148
249
350
451
551
652
753
853
954
1055
1156
1257
1358
1458
1559
1660
1760
1861
1961
2062
2163
2263
2364
2465
2565
2666
2766
2866
2967
3067
3167

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 61% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
15164040
25153941
34153843
44143744
54143746
63133648
73133549
83123451
93123253
103113155
113113155
123113056
133112957
142112859
152102860
162102761
172102662
182102662
19292564
20192466
21192367
22182368
23182269
24182170
25172072
26171973
27061876
28051778
29051679
30041680
31041581

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:32 AM to 5:20 AM, and sunset from 6:18 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:326:18
212.85:326:18
312.85:316:18
412.85:306:19
512.85:306:19
612.85:296:20
712.95:296:20
812.95:286:20
912.95:276:21
1012.95:276:21
1112.95:266:22
1212.95:266:22
1312.95:256:22
1413.05:256:23
1513.05:256:23
1613.05:246:24
1713.05:246:24
1813.05:236:25
1913.05:236:25
2013.05:236:25
2113.15:226:26
2213.15:226:26
2313.15:226:27
2413.15:216:27
2513.15:216:28
2613.15:216:28
2713.15:216:28
2813.15:216:29
2913.15:206:29
3013.25:206:30
3113.25:206:30

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.76 kWh/m².

For context, solar energy here swings from a low near 2.17 kWh/m² to a high of 4.87 kWh/m² in June across the year — May's 4.76 kWh/m² sits near the top of that range.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Hazard calendar for Xuân Mai

In seasonPeak

In May, Xuân Mai sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Xuân Mai's monsoon runs May–September, when most of the year's rain falls.

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

Is May a good time to visit Xuân Mai?

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

3.3
Sightseeing
9th-best month of the year
5.1
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in Xuân Mai.

What to pack for Xuân Mai in May

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

In May, Xuân Mai sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Xuân Mai in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Xuân Mai peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highHighExtremeVery highHighJun 20UV 11Nov 22UV 6
UV index (midday)Level
Jan6High
Feb7High
Mar9Very high
Apr6High
May7High
Jun12Extreme
Jul10Extreme
Aug10Extreme
Sep7High
Oct8Very high
Nov6High
Dec6High

Air quality in Xuân Mai 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 Xuân Mai is worst in December — around 171 µg/m³ PM2.5 (very unhealthy), about 3.4× the cleanest month (July, 50 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorUnhealthyVery unhealthyDec 19170 µg/m³Jul 1452 µg/m³
PM2.5 (µg/m³)Level
Jan161Very unhealthy
Feb136Unhealthy
Mar122Unhealthy
Apr106Unhealthy
May76Unhealthy
Jun59Unhealthy
Jul50Poor
Aug68Unhealthy
Sep96Unhealthy
Oct125Unhealthy
Nov152Very unhealthy
Dec171Very unhealthy
Location & terrain

Where is Xuân Mai?

Xuân Mai sits at 20.9°N, 105.6°E, 11 m above sea level, in Vietnam. The nearest listed city is Vinhomes Smart City, 20 km away.

Topography around Xuân Mai

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

Within 3 km, the terrain around Xuân Mai has only modest variations in elevation — a maximum elevation change of 134 m around an average of 16 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,022 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,597 m.

The land around Xuân Mai is covered by trees (49%) and cropland (31%) within 3 km, trees (58%) and cropland (27%) within 16 km, and trees (59%) and cropland (28%) within 80 km.

3 km
134 m
16 km
1,022 m
80 km
1,597 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Vinhomes Smart City 20 km · Tây Mỗ 20 km · Dại Mỗ 21 km · Hà Đông 22 km · Đan Phượng 23 km · Phú Đô 23 km · Cầu Diễn 25 km · Thanh Xuân 25 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 Xuân Mai (20.9°, 105.5833°, 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. 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).