Nghi Sơn weather in April

In April, Nghi Sơn sees average daytime highs of 29°C and overnight lows near 23°C, with 47 mm of rain across 7 wet days and about 12.4 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 31°C by the end. The sky is clear or mostly clear about 22% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of April to 12 h 42 min by month's end. Set against the rest of the year, April is Nghi Sơn's 3rd-clearest and 10th-windiest month. For the whole year in context, see Nghi Sơn's year-round climate.

Daytime high
29°
6th warmest
Overnight low
23°
6th coldest
Rainfall
47 mm
7 wet days
Daylight
12 h 24 min
5:44 AM – 6:10 PM
Cloud cover
66%
3rd clearest
Wind
11 km/h
10th windiest
Solar energy
5.17 kWh/m²
Travel score
5.5
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 27°C in the first days to 31°C by the end.

A typical April day in Nghi Sơn reaches about 29°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 35°C. Set against its neighbours, April runs about 4°C warmer than March and about 4°C cooler than May.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
12721
22722
32722
42722
52822
62822
72822
82822
92822
102923
112923
122923
132923
142923
152923
163023
173024
183024
193024
203024
213024
223124
233124
243124
253124
263125
273125
283125
293125
303125

How April really feels in Nghi Sơn

Once humidity and wind are folded in, April averages 18 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
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Nghi Sơn weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 16°234.9116.8
Feb22° / 17°153.911.37.1
Mar25° / 20°315.711.97.2
Apr29° / 23°47712.45.5
May33° / 26°11512.112.93.3
Jun35° / 28°12411.613.12.2
Jul35° / 28°17213.1132.4
Aug33° / 27°26320.112.72.6
Sep31° / 26°29319.412.13.4
Oct29° / 23°21916.311.65.0
Nov26° / 20°63911.16.7
Dec22° / 17°30510.97.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23367
33466
43565
53565
63565
73763
83763
93862
103961
113961
123961
134060
144060
154159
164159
174159
184258
194159
204159
214060
224159
234159
244159
254060
264060
274060
283961
293961
303961

Chance of precipitation in April

Any precipitation

Nghi Sơn gets around 47 mm of rain over 7 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
121
221
321
421
520
620
720
820
920
1020
1120
1220
1320
1420
1520
1621
1722
1823
1924
2024
2125
2226
2327
2428
2528
2629
2730
2830
2931
3032

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 45% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1361128448
2251128459
32511274610
42510264610
52410254711
61410254712
71410244713
81410234714
91410234715
101410224716
11049214718
12049204719
13049194721
14039194722
15038184724
16038174726
17038164627
18027164628
19027154630
20026144631
21016144633
22016134634
23015134536
24015124538
25005114439
26004114341
27004104343
28004104244
29003104146
3000393948

Wind in April

Winds average 11 km/h in April.

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

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 12 min at the start of April to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over April. Sunrise moves from 5:56 AM to 5:34 AM, and sunset from 6:06 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:566:06
212.25:566:07
312.25:556:07
412.25:546:07
512.25:536:07
612.35:526:08
712.35:516:08
812.35:506:08
912.35:496:08
1012.35:496:09
1112.35:486:09
1212.45:476:09
1312.45:466:09
1412.45:456:10
1512.45:456:10
1612.45:446:10
1712.55:436:10
1812.55:426:11
1912.55:416:11
2012.55:416:11
2112.55:406:12
2212.55:396:12
2312.65:386:12
2412.65:386:12
2512.65:376:13
2612.65:366:13
2712.65:366:13
2812.65:356:14
2912.75:346:14
3012.75:346:14

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.17 kWh/m².

For context, solar energy here swings from a low near 2.67 kWh/m² to a high of 5.72 kWh/m² in May across the year — April's 5.17 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.6Bright
44.6Bright
54.7Bright
64.7Bright
74.8Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.3Bright
175.3Bright
185.3Bright
195.4Bright
205.4Bright
215.4Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Hazard calendar for Nghi Sơn

In seasonPeak

In April, Nghi Sơn sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Nghi Sơn sits in the Pacific typhoon belt; the season peaks July–October.

Nghi Sơn's monsoon runs July–October, when most of the year's rain falls.

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

Is April a good time to visit Nghi Sơn?

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

5.5
Sightseeing
6th-best month of the year
7.0
Beach & pool
1st-best month of the year

April is a reasonable time to visit Nghi Sơn for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nghi Sơn in April

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

In April, Nghi Sơn sees daytime highs around 29°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Nghi Sơn in April

The nearest coast averages about 24°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 30°C and coldest in February near 21°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar22Refreshing
Apr24Warm
May28Warm
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct28Warm
Nov26Warm
Dec23Refreshing

UV index in Nghi Sơn in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nghi Sơn peaks around August 10 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighAug 10UV 12Dec 16UV 6
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar10Very high
Apr9Very high
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep10Extreme
Oct10Very high
Nov7Very high
Dec6High

Air quality in Nghi Sơn in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nghi Sơn is worst in April — around 65 µg/m³ PM2.5 (unhealthy), about 3.3× the cleanest month (July, 20 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyApr 1065 µg/m³Jul 1920 µg/m³
PM2.5 (µg/m³)Level
Jan65Unhealthy
Feb63Unhealthy
Mar63Unhealthy
Apr65Unhealthy
May43Poor
Jun25Moderate
Jul20Moderate
Aug23Moderate
Sep33Moderate
Oct46Poor
Nov55Poor
Dec64Unhealthy
Location & terrain

Where is Nghi Sơn?

Nghi Sơn sits at 19.3°N, 105.8°E, 74 m above sea level, in Vietnam. The nearest listed city is Hoàng Mai, 13 km away.

Topography around Nghi Sơn

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

Within 3 km, the terrain around Nghi Sơn has only modest variations in elevation — a maximum elevation change of 159 m around an average of 7 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 507 m; within 80 km, large variations in elevation — a maximum elevation change of 1,068 m.

The land around Nghi Sơn is covered by water (66%) within 3 km, water (65%) and trees (21%) within 16 km, and trees (40%) and water (38%) within 80 km.

3 km
159 m
16 km
507 m
80 km
1,068 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Hoàng Mai 13 km · Diễn Thành 45 km · Sầm Sơn 46 km · Thanh Hóa 53 km · Kim Liên 72 km · Vinh 74 km · Nghi Xuân 75 km · Yên Vinh 75 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 Nghi Sơn (19.3275°, 105.8214°, elevation 74 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).