Hải Dương weather in July

In July, Hải Dương sees average daytime highs of 33°C and overnight lows near 27°C, with 276 mm of rain across 22.5 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 8% 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 Hải Dương's 11th-clearest and 7th-windiest month. For the whole year in context, see Hải Dương's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
27°
12th coldest
Rainfall
276 mm
22.5 wet days
Daylight
13 h 12 min
5:26 AM – 6:35 PM
Cloud cover
86%
11th clearest
Wind
9 km/h
7th windiest
Solar energy
4.86 kWh/m²
Travel score
2.3
out of 10

Hải Dương is provincial city of Hải Dương province, Vietnam.

Density
3,382/km²
people per km²
Founded
1804

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 Hải Dương 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 about 1°C warmer than August.

25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13327
23327
33327
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 Hải Dương

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.

Hải Dương 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° / 14°36710.96.3
Feb22° / 16°246.611.36.5
Mar24° / 19°509.911.96.5
Apr28° / 22°8211.312.55.4
May31° / 25°24418.7133.3
Jun33° / 27°24620.413.22.4
Jul33° / 27°27622.513.12.3
Aug32° / 26°35325.312.72.4
Sep31° / 25°24419.912.13.2
Oct29° / 23°11912.611.55.2
Nov26° / 19°607.4117.0
Dec22° / 16°346.710.87.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% 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 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11288
21288
31387
41387
51288
61387
71486
81486
91585
101585
111585
121387
131387
141387
151387
161387
171387
181387
191387
201387
211288
221387
231387
241387
251387
261387
271486
281486
291387
301486
311486

Chance of precipitation in July

Any precipitation

Hải Dương gets around 276 mm of rain over 22.5 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 73% and peaks near 81% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
169
270
370
471
571
671
771
871
971
1071
1171
1270
1370
1470
1570
1671
1771
1871
1972
2072
2173
2273
2374
2475
2576
2677
2779
2879
2980
3081
3181

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 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1298
2298
3298
4298
5397
6397
7397
8397
9397
10397
11397
12397
13298
14298
15298
16298
17298
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
29199
30199
31199

Wind in July

Winds average 9 km/h in July.

Across July, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 5:20 AM to 5:31 AM, and sunset from 6:36 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:206:36
213.35:216:36
313.35:216:36
413.25:216:36
513.25:226:36
613.25:226:36
713.25:226:36
813.25:236:36
913.25:236:36
1013.25:236:36
1113.25:246:36
1213.25:246:36
1313.25:246:36
1413.25:256:35
1513.25:256:35
1613.25:266:35
1713.15:266:35
1813.15:266:35
1913.15:276:34
2013.15:276:34
2113.15:276:34
2213.15:286:34
2313.15:286:33
2413.15:296:33
2513.15:296:33
2613.05:296:32
2713.05:306:32
2813.05:306:31
2913.05:316:31
3013.05:316:31
3113.05:316:30

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.86 kWh/m².

For context, solar energy here swings from a low near 2.23 kWh/m² to a high of 4.96 kWh/m² in June across the year — July's 4.86 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in July

Hazard calendar for Hải Dương

In seasonPeak

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

Hải Dương sits in the Pacific typhoon belt; the season peaks July–October.

Hải Dương'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 Hải Dương?

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

2.3
Sightseeing
12th-best month of the year
4.2
Beach & pool
10th-best month of the year

July is a weaker month for outdoor sightseeing in Hải Dương.

What to pack for Hải Dương in July

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

In July, Hải Dương sees daytime highs around 33°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Hải Dương in July

The nearest coast averages about 30°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 46 km away) is warmest in August at about 30°C and coldest in February near 20°C.

It's comfortable for a long swim from Feb 24 to Feb 2 — about 11.3 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb20Cool
Mar21Refreshing
Apr23Refreshing
May27Warm
Jun29Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct28Tropical
Nov26Warm
Dec23Refreshing

UV index in Hải Dương in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hải Dương peaks around July 10 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 10UV 12Dec 17UV 6
UV index (midday)Level
Jan7High
Feb8Very high
Mar9Very high
Apr7Very high
May9Very high
Jun11Extreme
Jul12Extreme
Aug7Very high
Sep8Very high
Oct8Very high
Nov7High
Dec6High

Air quality in Hải Dương 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 Hải Dương is worst in December — around 92 µg/m³ PM2.5 (unhealthy), about 2.6× the cleanest month (July, 35 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyDec 2192 µg/m³Jul 1335 µg/m³
PM2.5 (µg/m³)Level
Jan90Unhealthy
Feb80Unhealthy
Mar76Unhealthy
Apr66Unhealthy
May49Poor
Jun37Poor
Jul35Moderate
Aug40Poor
Sep59Unhealthy
Oct74Unhealthy
Nov82Unhealthy
Dec92Unhealthy
Location & terrain

Where is Hải Dương?

Hải Dương sits at 20.9°N, 106.3°E, 8 m above sea level, in Vietnam. The nearest listed city is Chí Linh, 14 km away.

Topography around Hải Dương

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

Within 3 km, the terrain around Hải Dương has only modest variations in elevation — a maximum elevation change of 14 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 141 m; within 80 km, large variations in elevation — a maximum elevation change of 1,005 m.

The land around Hải Dương is covered by artificial surfaces (48%) within 3 km, cropland (46%) and trees (24%) within 16 km, and trees (37%) and cropland (35%) within 80 km.

3 km
14 m
16 km
141 m
80 km
1,005 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
July weather nearby: Chí Linh 14 km · Thị Trấn Đông Triều 24 km · Mỹ Hào 26 km · Thuận Thanh 29 km · Thị Trấn Mạo Khê 30 km · Cung Kiệm 33 km · Kiến An 34 km · Lương Bằng 36 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 Hải Dương (20.941°, 106.333°, elevation 8 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).