Ít Ong weather in June

In June, Ít Ong sees average daytime highs of 28°C and overnight lows near 22°C, with 244 mm of rain across 23.8 wet days and about 13.3 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 3% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 13 h 12 min at the start of June to 13 h 18 min by month's end. Set against the rest of the year, June is Ít Ong's 11th-clearest and 9th-windiest month. For the whole year in context, see Ít Ong's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
22°
12th coldest
Rainfall
244 mm
23.8 wet days
Daylight
13 h 18 min
5:25 AM – 6:43 PM
Cloud cover
90%
11th clearest
Wind
4 km/h
9th windiest
Solar energy
4.53 kWh/m²
Travel score
3.6
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical June day in Ít Ong reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, June runs about 1°C cooler than May and on par with July.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142822
152822
162822
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272822
282822
292822
302822

Ít Ong weather by month

How June compares with the rest of the year at a glance. June is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 12°263.810.87.4
Feb23° / 13°163.211.38.1
Mar26° / 16°26511.87.8
Apr28° / 19°35812.56.3
May29° / 21°10916.5134.5
Jun28° / 22°24423.813.33.6
Jul28° / 22°39725.613.23.8
Aug28° / 22°42826.212.73.7
Sep28° / 21°23520.812.14.5
Oct26° / 19°619.411.56.7
Nov24° / 16°283.7118.1
Dec21° / 12°233.510.77.7

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 4% of June, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11189
21090
31090
41090
5991
6991
7991
8991
9991
10892
11892
12793
13793
14793
15793
16694
17694
18694
19595
20595
21595
22595
23595
24694
25694
26694
27694
28694
29892
30892

Chance of precipitation in June

Any precipitation

Ít Ong gets around 244 mm of rain over 23.8 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 79% and peaks near 82% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
170
271
372
473
574
675
776
877
978
1079
1179
1280
1381
1481
1581
1682
1782
1882
1982
2082
2182
2282
2382
2482
2582
2682
2782
2882
2982
3082

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
134849
234651
334354
424157
523959
623761
723563
813366
913168
1013069
1112871
1212673
1312475
1412277
1512178
1611980
1711881
1811683
1901585
2001486
2101387
2201288
2301288
2401189
2501189
2601189
2701189
2801288
2901288
3001387

Wind in June

Winds average 4 km/h in June.

Across June, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 12 min at the start of June to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 5:25 AM to 5:28 AM, and sunset from 6:38 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:256:38
213.25:256:38
313.25:256:39
413.25:256:39
513.25:256:39
613.35:256:40
713.35:256:40
813.35:256:41
913.35:256:41
1013.35:256:41
1113.35:256:42
1213.35:256:42
1313.35:256:42
1413.35:256:43
1513.35:256:43
1613.35:256:43
1713.35:256:44
1813.35:256:44
1913.35:256:44
2013.35:266:44
2113.35:266:45
2213.35:266:45
2313.35:266:45
2413.35:266:45
2513.35:276:45
2613.35:276:46
2713.35:276:46
2813.35:276:46
2913.35:286:46
3013.35:286:46

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.53 kWh/m².

For context, solar energy here swings from a low near 3.04 kWh/m² to a high of 5.19 kWh/m² in April across the year — June's 4.53 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
Planning a trip in June

Hazard calendar for Ít Ong

In seasonPeak

In June, Ít Ong sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Ít Ong's monsoon runs June–September, when most of the year's rain falls.

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

Is June a good time to visit Ít Ong?

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

3.6
Sightseeing
12th-best month of the year
4.4
Beach & pool
9th-best month of the year

June is a weaker month for outdoor sightseeing in Ít Ong.

What to pack for Ít Ong in June

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

In June, Ít Ong sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Ít Ong in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ít Ong peaks around June 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeExtremeVery highHighJun 20UV 14Dec 19UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar12Extreme
Apr10Very high
May11Extreme
Jun14Extreme
Jul13Extreme
Aug13Extreme
Sep9Very high
Oct9Very high
Nov8Very high
Dec6High

Air quality in Ít Ong in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ít Ong is worst in April — around 70 µg/m³ PM2.5 (unhealthy), about 4.5× the cleanest month (July, 16 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyModeratePoorApr 1169 µg/m³Jul 2016 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb48Poor
Mar64Unhealthy
Apr70Unhealthy
May34Moderate
Jun18Moderate
Jul16Moderate
Aug17Moderate
Sep23Moderate
Oct30Moderate
Nov37Poor
Dec42Poor
Location & terrain

Where is Ít Ong?

Ít Ong sits at 21.5°N, 104.0°E, 206 m above sea level, in Vietnam. The nearest listed city is Sơn La, 24 km away.

SapaYên BáiDien Bien PhuMường Lay

Topography around Ít Ong

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

Within 3 km, the terrain around Ít Ong has large variations in elevation — a maximum elevation change of 913 m around an average of 362 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,314 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,884 m.

The land around Ít Ong is covered by trees (52%) and grassland (33%) within 3 km, trees (64%) and grassland (27%) within 16 km, and trees (72%) and grassland (23%) within 80 km.

3 km
913 m
16 km
2,314 m
80 km
2,884 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Sơn La 24 km · Thị Trấn Thuận Châu 36 km · Nghĩa Lộ 51 km · Thị Trấn Phố Lu 91 km · Sapa 93 km · Yên Bái 94 km · Dien Bien Phu 105 km · Mường Lay 107 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 Ít Ong (21.5175°, 104.027°, elevation 206 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).