Bản Na Hỷ weather in July

In July, Bản Na Hỷ sees average daytime highs of 30°C and overnight lows near 23°C, with 233 mm of rain across 24.4 wet days and about 13.1 hours of daylight. It is the 3rd-warmest and 2nd-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 6% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 13 h 12 min at the start of July to 12 h 54 min by month's end. Set against the rest of the year, July is Bản Na Hỷ's 11th-clearest and 5th-windiest month. For the whole year in context, see Bản Na Hỷ's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
23°
11th coldest
Rainfall
233 mm
24.4 wet days
Daylight
13 h 06 min
5:35 AM – 6:40 PM
Cloud cover
89%
11th clearest
Wind
4 km/h
5th windiest
Solar energy
4.95 kWh/m²
Travel score
3.1
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical July day in Bản Na Hỷ reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 33°C. Set against its neighbours, July runs about 1°C cooler than June and about 1°C warmer than August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How July really feels in Bản Na Hỷ

Once humidity and wind are folded in, July 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 July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bản Na Hỷ weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 12°215116.8
Feb22° / 14°175.211.37.2
Mar25° / 16°429.111.96.9
Apr28° / 19°6814.812.45.1
May30° / 22°15522.212.93.4
Jun31° / 23°15822.313.23.0
Jul30° / 23°23324.413.13.1
Aug29° / 22°29826.812.73.2
Sep28° / 21°23122.612.14.1
Oct26° / 19°11815.411.55.8
Nov23° / 16°356.911.17.2
Dec20° / 13°214.910.87.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 5% of July, with mostly cloudy or overcast conditions the remaining 89%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21189
31189
41288
51288
61288
71288
81387
91387
101387
111387
121387
131387
141288
151288
161288
171288
181189
191189
201189
211189
221189
231090
241090
251090
261189
27991
28991
29991
301090
311090

Chance of precipitation in July

Any precipitation

Bản Na Hỷ gets around 233 mm of rain over 24.4 wet days in July. 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 87% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
173
273
373
474
574
674
774
875
975
1075
1176
1277
1377
1478
1578
1679
1780
1880
1980
2081
2181
2282
2383
2483
2584
2685
2785
2886
2986
3086
3187

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11972
21972
31981
41981
51981
61981
72971
81981
91981
101981
111981
121981
131981
141981
151990
161990
171990
182980
192980
202980
212980
222980
232980
242980
252980
262980
272980
282980
291981
301981
311981

Wind in July

Winds average 4 km/h in July.

Across July, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 h 12 min at the start of July to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over July. Sunrise moves from 5:30 AM to 5:41 AM, and sunset from 6:40 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:306:40
213.25:306:40
313.25:316:40
413.25:316:40
513.25:316:40
613.15:326:40
713.15:326:40
813.15:326:40
913.15:336:40
1013.15:336:40
1113.15:336:40
1213.15:346:40
1313.15:346:40
1413.15:346:40
1513.15:356:40
1613.15:356:40
1713.15:366:40
1813.15:366:39
1913.05:366:39
2013.05:376:39
2113.05:376:39
2213.05:376:38
2313.05:386:38
2413.05:386:38
2513.05:396:38
2613.05:396:37
2713.05:396:37
2812.95:406:36
2912.95:406:36
3012.95:406:36
3112.95:416:35

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.95 kWh/m².

For context, solar energy here swings from a low near 2.83 kWh/m² to a high of 5.21 kWh/m² in June across the year — July's 4.95 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in July

Hazard calendar for Bản Na Hỷ

In seasonPeak

In July, Bản Na Hỷ sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Bản Na Hỷ'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 July a good time to visit Bản Na Hỷ?

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

3.1
Sightseeing
11th-best month of the year
4.3
Beach & pool
9th-best month of the year

July is a weaker month for outdoor sightseeing in Bản Na Hỷ.

What to pack for Bản Na Hỷ in July

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

In July, Bản Na Hỷ sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Bản Na Hỷ in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bản Na Hỷ peaks around August 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 highExtremeVery highHighAug 13UV 14Dec 17UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar11Extreme
Apr9Very high
May9Very high
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec6High

Air quality in Bản Na Hỷ in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bản Na Hỷ is worst in April — around 162 µg/m³ PM2.5 (very unhealthy), about 19.2× the cleanest month (August, 8 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateGoodModerateApr 14150 µg/m³Aug 159 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb30Moderate
Mar83Unhealthy
Apr162Very unhealthy
May34Moderate
Jun28Moderate
Jul10Good
Aug8Good
Sep11Good
Oct15Moderate
Nov15Moderate
Dec19Moderate
Location & terrain

Where is Bản Na Hỷ?

Bản Na Hỷ sits at 19.6°N, 104.5°E, 303 m above sea level, in Vietnam. The nearest listed city is Thái Hòa, 85 km away.

Thị Trấn Lam SơnVieng XaiXam NuaKim LiênHoàng MaiDiễn ThànhThanh Hóa

Topography around Bản Na Hỷ

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bản Na Hỷ.

Within 3 km, the terrain around Bản Na Hỷ has large variations in elevation — a maximum elevation change of 1,158 m around an average of 625 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,938 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,684 m.

The land around Bản Na Hỷ is covered by trees (94%) within 3 km, trees (89%) within 16 km, and trees (91%) within 80 km.

3 km
1,158 m
16 km
1,938 m
80 km
2,684 m
treesgrasslandcroplandwater
July weather nearby: Thái Hòa 85 km · Thị Trấn Lam Sơn 99 km · Vieng Xai 99 km · Xam Nua 108 km · Kim Liên 112 km · Hoàng Mai 128 km · Diễn Thành 130 km · Thanh Hóa 132 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 Bản Na Hỷ (19.5636°, 104.5346°, elevation 303 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).