Hai Bà Trưng weather in July

In July, Hai Bà Trưng sees average daytime highs of 33°C and overnight lows near 27°C, with 259 mm of rain across 20.4 wet days and about 13.1 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 7% of the time in July, and the air most often feels miserable.

Daylight stretches from about 13 h 18 min at the start of July to 13 hours by month's end. Set against the rest of the year, July is Hai Bà Trưng's 11th-clearest and 8th-windiest month. For the whole year in context, see Hai Bà Trưng's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
27°
12th coldest
Rainfall
259 mm
20.4 wet days
Daylight
13 h 12 min
5:27 AM – 6:37 PM
Cloud cover
86%
11th clearest
Wind
7 km/h
8th windiest
Solar energy
4.77 kWh/m²
Travel score
2.4
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical July day in Hai Bà Trưng reaches about 33°C in the afternoon and slips back to 27°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, July runs on par with June and on par with August.

25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13427
23427
33427
43327
53327
63327
73327
83327
93327
103327
113327
123327
133327
143327
153327
163327
173327
183327
193327
203327
213327
223327
233327
243327
253327
263327
273327
283327
293327
303327
313327

How July really feels in Hai Bà Trưng

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
31 feel dangerously hot (≥ 39°C)
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.

Hai Bà Trưng weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 15°407.710.96.3
Feb22° / 16°266.711.36.6
Mar25° / 19°529.611.96.5
Apr29° / 22°10011.112.55.2
May32° / 25°23217.5133.3
Jun33° / 27°22618.313.32.4
Jul33° / 27°25920.413.12.4
Aug33° / 26°31422.512.72.5
Sep32° / 25°22618.712.13.3
Oct29° / 23°12111.911.55.2
Nov26° / 19°577.3117.1
Dec22° / 16°336.610.77.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 6% of July, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21288
31288
41288
51387
61486
71486
81486
91486
101486
111486
121486
131486
141387
151387
161387
171387
181387
191387
201387
211387
221387
231387
241387
251486
261486
271486
281486
291585
301585
311585

Chance of precipitation in July

Any precipitation

Hai Bà Trưng gets around 259 mm of rain over 20.4 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 66% and peaks near 72% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
163
264
364
464
564
665
765
864
964
1064
1164
1264
1364
1464
1564
1664
1764
1865
1965
2065
2166
2267
2367
2468
2569
2670
2770
2871
2971
3072
3172

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the miserable band about 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1199
2199
3199
4199
5199
6199
7298
8298
9298
10298
11298
12298
13199
14199
15199
16199
17199
18199
19199
20199
21199
220100
230100
240100
250100
260100
270100
280100
290100
300100
310100

Wind in July

Winds average 7 km/h in July.

Across July, daily wind ranges from about 6 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
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
286calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

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

Days shrink by about 18 minutes over July. Sunrise moves from 5:22 AM to 5:33 AM, and sunset from 6:38 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:226:38
213.35:226:38
313.35:236:38
413.35:236:38
513.25:236:38
613.25:246:38
713.25:246:38
813.25:246:38
913.25:256:38
1013.25:256:38
1113.25:256:38
1213.25:266:38
1313.25:266:38
1413.25:276:37
1513.25:276:37
1613.25:276:37
1713.25:286:37
1813.15:286:37
1913.15:286:36
2013.15:296:36
2113.15:296:36
2213.15:306:36
2313.15:306:35
2413.15:306:35
2513.15:316:35
2613.15:316:34
2713.05:326:34
2813.05:326:34
2913.05:326:33
3013.05:336:33
3113.05:336:32

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.77 kWh/m².

For context, solar energy here swings from a low near 2.16 kWh/m² to a high of 4.89 kWh/m² in June across the year — July's 4.77 kWh/m² sits near the top of that range.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in July

Hazard calendar for Hai Bà Trưng

In seasonPeak

In July, Hai Bà Trưng sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

Hai Bà Trưng sits in the Pacific typhoon belt; the season peaks July–October.

Hai Bà Trưng's monsoon runs May–September, when most of the year's rain falls.

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

Is July a good time to visit Hai Bà Trưng?

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

2.4
Sightseeing
11th-best month of the year
4.4
Beach & pool
10th-best month of the year

July is a weaker month for outdoor sightseeing in Hai Bà Trưng.

What to pack for Hai Bà Trưng in July

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

In July, Hai Bà Trưng sees daytime highs around 33°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Hai Bà Trưng in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hai Bà Trưng peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highVery highExtremeVery highHighJun 20UV 11Nov 23UV 6
UV index (midday)Level
Jan6High
Feb7Very high
Mar9Very high
Apr6High
May8Very high
Jun11Extreme
Jul10Extreme
Aug9Very high
Sep8Very high
Oct8Very high
Nov6High
Dec6High

Air quality in Hai Bà Trưng 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 Hai Bà Trưng 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 Hai Bà Trưng?

Hai Bà Trưng sits at 21.0°N, 105.8°E, 15 m above sea level, in Vietnam. The nearest listed city is Cửa Nam, 1.0 km away.

Topography around Hai Bà Trưng

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hai Bà Trưng.

Within 3 km, the terrain around Hai Bà Trưng has only modest variations in elevation — a maximum elevation change of 22 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 36 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,694 m.

The land around Hai Bà Trưng is covered by artificial surfaces (76%) within 3 km, artificial surfaces (38%), trees (27%) and cropland (22%) within 16 km, and trees (52%) and cropland (34%) within 80 km.

3 km
22 m
16 km
36 m
80 km
1,694 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Cửa Nam 1.0 km · Hanoi 1.0 km · Hoàn Kiếm 2.0 km · Trung Phụng 2.0 km · Đống Đa 2.0 km · Ô Chợ Dừa 3.0 km · Yên Phụ 3.0 km · Vinhomes Times City 3.0 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 Hai Bà Trưng (21.0134°, 105.8477°, elevation 15 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). 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).