Thị Trấn Đầm Hà weather in July

In July, Thị Trấn Đầm Hà sees average daytime highs of 29°C and overnight lows near 27°C, with 424 mm of rain across 25 wet days and about 13.2 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 12% 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 Thị Trấn Đầm Hà's 11th-clearest and 5th-windiest month. For the whole year in context, see Thị Trấn Đầm Hà's year-round climate.

Daytime high
29°
1st warmest
Overnight low
27°
12th coldest
Rainfall
424 mm
25 wet days
Daylight
13 h 12 min
5:20 AM – 6:31 PM
Cloud cover
81%
11th clearest
Wind
13 km/h
5th windiest
Solar energy
4.8 kWh/m²
Travel score
3.4
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical July day in Thị Trấn Đầm Hà reaches about 29°C in the afternoon and slips back to 27°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, July runs on par with June and on par with August.

25°28°30°33°35°151015202531
Avg high (°C)Avg low (°C)
12927
22927
32927
42927
52927
62927
72927
82927
92927
102927
112927
122927
132927
142927
152927
162927
172927
182927
192927
202927
212927
222927
232927
242927
252927
262927
272927
282927
292927
302927
312927

How July really feels in Thị Trấn Đầm Hà

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.

Thị Trấn Đầm Hà weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 15°8614.210.85.0
Feb18° / 16°6613.111.35.2
Mar21° / 18°9115.611.85.3
Apr24° / 22°8013.312.56.1
May27° / 25°21318.9135.0
Jun29° / 27°32023.613.33.5
Jul29° / 27°4242513.23.4
Aug29° / 26°4162512.73.5
Sep29° / 26°27619.212.14.5
Oct27° / 24°10911.111.56.7
Nov23° / 20°689.5117.0
Dec19° / 16°629.910.76.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 7% of July, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31783
41882
51882
61981
71981
81981
92080
102080
112080
122080
132080
141981
152080
162080
171981
181981
191981
201981
211981
221981
232080
242080
252080
262080
272179
282278
292278
302278
312278

Chance of precipitation in July

Any precipitation

Thị Trấn Đầm Hà gets around 424 mm of rain over 25 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 83% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
183
283
383
482
582
682
782
881
981
1081
1181
1281
1381
1482
1582
1682
1782
1882
1982
2082
2181
2281
2381
2481
2580
2680
2780
2880
2979
3079
3179

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 97% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11297
21297
31297
41396
51396
61396
71396
81396
91396
101396
111396
121396
131396
141396
150397
160397
170397
180298
190298
200298
210298
220397
230397
240397
250397
260397
270496
280496
290496
300496
310496

Wind in July

Winds average 13 km/h in July.

Across July, daily wind ranges from about 11 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2412light breeze
2512light breeze
2612light breeze
2712calm
2812calm
2912calm
3011calm
3111calm

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 5:14 AM to 5:26 AM, and sunset from 6:32 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:146:32
213.35:156:32
313.35:156:32
413.35:156:32
513.35:166:32
613.35:166:32
713.35:166:32
813.25:176:32
913.25:176:32
1013.25:176:32
1113.25:186:31
1213.25:186:31
1313.25:196:31
1413.25:196:31
1513.25:196:31
1613.25:206:31
1713.25:206:31
1813.25:206:30
1913.25:216:30
2013.15:216:30
2113.15:226:30
2213.15:226:29
2313.15:226:29
2413.15:236:29
2513.15:236:28
2613.15:246:28
2713.15:246:27
2813.05:246:27
2913.05:256:27
3013.05:256:26
3113.05:266:26

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.8 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 4.89 kWh/m² in May across the year — July's 4.8 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
134.9Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in July

Hazard calendar for Thị Trấn Đầm Hà

In seasonPeak

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

Thị Trấn Đầm Hà sits in the Pacific typhoon belt; the season peaks July–October.

Thị Trấn Đầm Hà'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 Thị Trấn Đầm Hà?

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

3.4
Sightseeing
12th-best month of the year
4.5
Beach & pool
8th-best month of the year

July is a weaker month for outdoor sightseeing in Thị Trấn Đầm Hà.

What to pack for Thị Trấn Đầm Hà in July

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

In July, Thị Trấn Đầm Hà sees daytime highs around 29°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Thị Trấn Đầm Hà in July

The nearest coast averages about 29°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 26 km away) is warmest in August at about 30°C and coldest in February near 19°C.

It's comfortable for a long swim from Mar 15 to Jan 4 — about 9.7 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar20Refreshing
Apr23Refreshing
May27Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov25Warm
Dec21Refreshing

UV index in Thị Trấn Đầm Hà 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 Thị Trấn Đầm Hà peaks around July 11 at about 12 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 11UV 12Dec 19UV 6
UV index (midday)Level
Jan7High
Feb8Very high
Mar9Very high
Apr8Very high
May10Extreme
Jun12Extreme
Jul12Extreme
Aug9Very high
Sep10Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Thị Trấn Đầm Hà 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 Thị Trấn Đầm Hà is worst in January — around 42 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (July, 16 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 2342 µg/m³Jul 1716 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb42Poor
Mar41Poor
Apr40Poor
May26Moderate
Jun19Moderate
Jul16Moderate
Aug18Moderate
Sep21Moderate
Oct27Moderate
Nov29Moderate
Dec39Poor
Location & terrain

Where is Thị Trấn Đầm Hà?

Thị Trấn Đầm Hà sits at 21.4°N, 107.6°E, 19 m above sea level, in Vietnam. The nearest listed city is Thị Trấn Tiên Yên, 20 km away.

Topography around Thị Trấn Đầm Hà

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Đầm Hà.

Within 3 km, the terrain around Thị Trấn Đầm Hà has only modest variations in elevation — a maximum elevation change of 58 m around an average of 17 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,238 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,582 m.

The land around Thị Trấn Đầm Hà is covered by trees (51%) and cropland (36%) within 3 km, trees (44%) and water (41%) within 16 km, and trees (55%) and water (40%) within 80 km.

3 km
58 m
16 km
1,238 m
80 km
1,582 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
July weather nearby: Thị Trấn Tiên Yên 20 km · Thị Trấn Ba Chẽ 34 km · Móng Cái 43 km · Cẩm Phả Mines 48 km · Cẩm Phả 51 km · Ha Long 70 km · Thị Trấn Na Dương 77 km · Cát Bà 90 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 Thị Trấn Đầm Hà (21.3531°, 107.5972°, elevation 19 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).