Cam Lộ weather in May

In May, Cam Lộ sees average daytime highs of 33°C and overnight lows near 25°C, with 134 mm of rain across 18.6 wet days and about 12.8 hours of daylight. It is the 4th-warmest and 6th-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 13% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of May to 12 h 54 min by month's end. Set against the rest of the year, May is Cam Lộ's 4th-clearest and 11th-windiest month. For the whole year in context, see Cam Lộ's year-round climate.

Daytime high
33°
4th warmest
Overnight low
25°
9th coldest
Rainfall
134 mm
18.6 wet days
Daylight
12 h 48 min
5:25 AM – 6:12 PM
Cloud cover
74%
4th clearest
Wind
7 km/h
11th windiest
Solar energy
5.74 kWh/m²
Travel score
2.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

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

A typical May day in Cam Lộ reaches about 33°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 36°C. Set against its neighbours, May runs about 2°C warmer than April and about 1°C cooler than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103225
113225
123225
133225
143225
153225
163225
173325
183325
193325
203325
213325
223325
233325
243325
253325
263325
273325
283325
293326
303326
313326

How May really feels in Cam Lộ

Once humidity and wind are folded in, May 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
13 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Cam Lộ weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 18°13518.211.15.3
Feb25° / 19°8413.511.45.9
Mar27° / 21°8813.611.95.7
Apr30° / 23°8914.212.44.3
May33° / 25°13418.612.82.9
Jun34° / 26°7110.8132.7
Jul34° / 26°9912.312.92.8
Aug33° / 26°12814.812.63.0
Sep31° / 25°29820.312.13.2
Oct28° / 23°44924.211.64.0
Nov26° / 21°40022.411.24.6
Dec23° / 19°29322.3114.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23862
33763
43763
53664
63565
73565
83466
93367
103367
113268
123169
132971
142971
152872
162773
172674
182575
192476
202476
212278
222278
232278
242179
252179
262080
272080
282080
292080
302080
312080

Chance of precipitation in May

Any precipitation

Cam Lộ gets around 134 mm of rain over 18.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 59% and peaks near 63% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
157
258
358
459
560
660
761
862
963
1063
1163
1263
1363
1463
1563
1662
1762
1861
1960
2060
2159
2258
2357
2456
2555
2655
2754
2853
2952
3051
3150

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1034552
2024553
3024454
4024355
5024355
6024256
7024157
8024157
9014059
10014059
11114058
12114157
13114157
14114256
15114256
16114355
17114454
18114553
19114652
20114850
21114950
22015049
23015148
24015247
25015346
26015346
27015445
28015445
29015544
30015643
31005842

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over May. Sunrise moves from 5:31 AM to 5:22 AM, and sunset from 6:07 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:316:07
212.65:316:07
312.65:306:08
412.65:306:08
512.75:296:08
612.75:296:09
712.75:286:09
812.75:286:09
912.75:276:09
1012.75:276:10
1112.75:276:10
1212.75:266:10
1312.75:266:11
1412.85:256:11
1512.85:256:11
1612.85:256:12
1712.85:246:12
1812.85:246:12
1912.85:246:13
2012.85:246:13
2112.85:236:13
2212.85:236:14
2312.95:236:14
2412.95:236:15
2512.95:236:15
2612.95:226:15
2712.95:226:16
2812.95:226:16
2912.95:226:16
3012.95:226:17
3112.95:226:17

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.74 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 5.79 kWh/m² in June across the year — May's 5.74 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in May

Hazard calendar for Cam Lộ

In seasonPeak

In May, Cam Lộ sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Cam Lộ sits in the Pacific typhoon belt; the season peaks July–October.

Cam Lộ's monsoon runs September–December, when most of the year's rain falls.

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

Is May a good time to visit Cam Lộ?

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

2.9
Sightseeing
10th-best month of the year
5.0
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Cam Lộ.

What to pack for Cam Lộ in May

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

In May, Cam Lộ sees daytime highs around 33°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Cam Lộ in May

The nearest coast averages about 28°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 38 km away) is warmest in August at about 29°C and coldest in February near 22°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb22Refreshing
Mar23Refreshing
Apr25Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov26Warm
Dec24Warm

UV index in Cam Lộ in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Cam Lộ peaks around August 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highVery highExtremeVery highHighAug 12UV 14Dec 15UV 6
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar9Very high
Apr9Very high
May11Extreme
Jun13Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec6High

Air quality in Cam Lộ in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Cam Lộ is worst in March — around 76 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (July, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateMar 2274 µg/m³Jul 1915 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb27Moderate
Mar76Unhealthy
Apr66Unhealthy
May26Moderate
Jun17Moderate
Jul15Moderate
Aug16Moderate
Sep19Moderate
Oct21Moderate
Nov18Moderate
Dec21Moderate
Location & terrain

Where is Cam Lộ?

Cam Lộ sits at 16.8°N, 107.0°E, 13 m above sea level, in Vietnam. The nearest listed city is Ðông Hà, 11 km away.

Topography around Cam Lộ

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

Within 3 km, the terrain around Cam Lộ has only modest variations in elevation — a maximum elevation change of 83 m around an average of 16 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 634 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,049 m.

The land around Cam Lộ is covered by trees (50%) and cropland (23%) within 3 km, trees (77%) within 16 km, and trees (63%) and water (26%) within 80 km.

3 km
83 m
16 km
634 m
80 km
2,049 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Ðông Hà 11 km · thị xã Quảng Trị 21 km · Phong Điền 47 km · Hương Trà 60 km · Hue 75 km · Quán Hàu 76 km · Hương Thủy 81 km · Đồng Hới 83 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 Cam Lộ (16.808°, 106.9941°, elevation 13 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).