Cái Đôi Vàm weather in July

In July, Cái Đôi Vàm sees average daytime highs of 29°C and overnight lows near 26°C, with 281 mm of rain across 28.2 wet days and about 12.5 hours of daylight. It is the 5th-warmest and 3rd-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 5% of the time in July, and the air most often feels miserable.

Daylight stretches from about 12 h 30 min at the start of July to 12 h 24 min by month's end. Set against the rest of the year, July is Cái Đôi Vàm's 10th-clearest and 6th-windiest month. For the whole year in context, see Cái Đôi Vàm's year-round climate.

Daytime high
29°
5th warmest
Overnight low
26°
9th coldest
Rainfall
281 mm
28.2 wet days
Daylight
12 h 30 min
5:52 AM – 6:20 PM
Cloud cover
85%
10th clearest
Wind
16 km/h
6th windiest
Solar energy
4.88 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 29°C through the month.

A typical July day in Cái Đôi Vàm reaches about 29°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, July runs on par with June and on par with August.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12927
22927
32927
42927
52927
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926
312926

How July really feels in Cái Đôi Vàm

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.

Cái Đôi Vàm weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°315.211.56.5
Feb29° / 25°132.411.76.6
Mar30° / 26°37611.95.7
Apr30° / 27°8513.212.24.5
May30° / 27°21325.212.43.1
Jun29° / 27°25926.512.53.1
Jul29° / 26°28128.212.53.1
Aug29° / 26°26827.612.33.2
Sep28° / 26°30927.112.13.2
Oct28° / 26°3552911.83.2
Nov29° / 26°20622.211.63.9
Dec28° / 25°10112.411.55.4

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% 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 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21189
31189
41288
51288
61288
71288
81288
91387
101387
111387
121486
131486
141387
151486
161486
171486
181486
191486
201387
211288
221288
231288
241288
251189
261090
271090
281090
291090
30991
311090

Chance of precipitation in July

Any precipitation

Cái Đôi Vàm gets around 281 mm of rain over 28.2 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 91% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
289
390
490
590
691
791
891
992
1092
1192
1292
1392
1492
1592
1692
1792
1892
1991
2091
2191
2291
2390
2490
2590
2690
2790
2890
2990
3090
3190

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 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1397
2397
3397
4397
5397
6397
7397
8496
9496
10496
11496
12496
13496
14496
15496
16496
17496
18496
19595
20595
21595
22595
23595
24694
25694
26694
27694
28694
29694
30694
31694

Wind in July

Winds average 16 km/h in July.

Across July, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 30 min at the start of July to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over July. Sunrise moves from 5:49 AM to 5:55 AM, and sunset from 6:19 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:496:19
212.55:496:20
312.55:496:20
412.55:496:20
512.55:506:20
612.55:506:20
712.55:506:20
812.55:506:20
912.55:516:20
1012.55:516:20
1112.55:516:20
1212.55:516:20
1312.55:526:20
1412.55:526:20
1512.55:526:20
1612.55:526:20
1712.55:526:20
1812.55:536:20
1912.55:536:20
2012.55:536:20
2112.45:536:20
2212.45:536:20
2312.45:546:20
2412.45:546:20
2512.45:546:20
2612.45:546:20
2712.45:546:20
2812.45:546:19
2912.45:556:19
3012.45:556:19
3112.45:556:19

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.88 kWh/m².

For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 6.31 kWh/m² in March across the year — July's 4.88 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in July

Hazard calendar for Cái Đôi Vàm

In seasonPeak

In July, Cái Đôi Vàm sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Cái Đôi Vàm sits in the Pacific typhoon belt; the season peaks July–October.

Cái Đôi Vàm's rainy season runs May–November, when most of the year's rain falls.

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

Is July a good time to visit Cái Đôi Vàm?

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

3.1
Sightseeing
10th-best month of the year
4.0
Beach & pool
10th-best month of the year

July is a weaker month for outdoor sightseeing in Cái Đôi Vàm.

What to pack for Cái Đôi Vàm in July

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

In July, Cái Đôi Vàm sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Cái Đôi Vàm 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 21 km away) is warmest in May at about 30°C and coldest in January near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Cái Đôi Vàm in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cái Đôi Vàm peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 20UV 13Dec 16UV 10
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov11Extreme
Dec10Very high

Air quality in Cái Đôi Vàm 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 Cái Đôi Vàm is worst in December — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (May, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateDec 1922 µg/m³May 2012 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar15Moderate
Apr14Moderate
May12Good
Jun13Moderate
Jul15Moderate
Aug13Moderate
Sep14Moderate
Oct15Moderate
Nov18Moderate
Dec22Moderate
Location & terrain

Where is Cái Đôi Vàm?

Cái Đôi Vàm sits at 8.9°N, 104.8°E, 2 m above sea level, in Vietnam. The nearest listed city is Hưng Mỹ, 19 km away.

Topography around Cái Đôi Vàm

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cái Đôi Vàm.

Within 3 km, the terrain around Cái Đôi Vàm has only modest variations in elevation — a maximum elevation change of 11 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 17 m; within 80 km, significant variations in elevation — a maximum elevation change of 285 m.

The land around Cái Đôi Vàm is covered by water (34%) and mangroves (32%) within 3 km, water (62%) within 16 km, and water (78%) within 80 km.

3 km
11 m
16 km
17 m
80 km
285 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
July weather nearby: Hưng Mỹ 19 km · Năm Căn 23 km · Trần Văn Thời 31 km · Tam Giang 41 km · Cà Mau 52 km · Thới Bình 64 km · An Trạch 68 km · Gành Hào 70 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 Cái Đôi Vàm (8.8571°, 104.812°, elevation 2 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).