Thị Trấn Lam Sơn weather in July

In July, Thị Trấn Lam Sơn sees average daytime highs of 33°C and overnight lows near 26°C, with 233 mm of rain across 19.6 wet days and about 13.1 hours of daylight. It is the 2nd-warmest and 3rd-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 9% of the time in July, and the air most often feels miserable.

Daylight stretches from about 13 h 12 min at the start of July to 12 h 54 min by month's end. Set against the rest of the year, July is Thị Trấn Lam Sơn's 11th-clearest and 11th-windiest month. For the whole year in context, see Thị Trấn Lam Sơn's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
26°
12th coldest
Rainfall
233 mm
19.6 wet days
Daylight
13 h 06 min
5:31 AM – 6:37 PM
Cloud cover
86%
11th clearest
Wind
6 km/h
11th windiest
Solar energy
5.05 kWh/m²
Travel score
2.6
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 Thị Trấn Lam Sơn reaches about 33°C in the afternoon and slips back to 26°C overnight — a 7°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, July runs on par with June and about 1°C warmer than August.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13326
23326
33326
43326
53326
63326
73326
83326
93326
103326
113326
123326
133326
143326
153326
163326
173326
183326
193326
203326
213326
223326
233326
243326
253226
263226
273226
283226
293226
303226
313226

How July really feels in Thị Trấn Lam Sơn

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.

Thị Trấn Lam Sơn weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 15°387.510.96.4
Feb22° / 16°287.111.36.6
Mar25° / 18°559.911.96.5
Apr29° / 22°8510.912.45.2
May32° / 25°19617.612.93.2
Jun33° / 26°19216.513.22.6
Jul33° / 26°23319.613.12.6
Aug32° / 26°32624.412.72.6
Sep31° / 24°26520.612.13.4
Oct28° / 22°16114.611.55.3
Nov25° / 19°628.111.17.0
Dec22° / 15°336.310.87.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% 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 (%)
11486
21585
31585
41684
51684
61783
71783
81783
91882
101783
111783
121684
131684
141585
151585
161486
171387
181387
191288
201288
211288
221288
231288
241288
251288
261288
271288
281288
291387
301486
311585

Chance of precipitation in July

Any precipitation

Thị Trấn Lam Sơn gets around 233 mm of rain over 19.6 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 64% and peaks near 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
159
260
360
460
560
660
760
860
959
1059
1159
1259
1360
1460
1560
1661
1761
1862
1963
2064
2164
2265
2367
2468
2569
2670
2771
2873
2974
3075
3175

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
18298
19298
20298
21298
22298
23298
24298
25298
26298
27298
28298
29199
30199
31199

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 h 12 min at the start of July to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over July. Sunrise moves from 5:26 AM to 5:37 AM, and sunset from 6:37 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:266:37
213.25:266:37
313.25:276:38
413.25:276:38
513.25:276:38
613.25:286:38
713.25:286:38
813.25:286:38
913.25:296:38
1013.15:296:38
1113.15:296:37
1213.15:306:37
1313.15:306:37
1413.15:306:37
1513.15:316:37
1613.15:316:37
1713.15:316:37
1813.15:326:37
1913.15:326:36
2013.15:336:36
2113.05:336:36
2213.05:336:36
2313.05:346:35
2413.05:346:35
2513.05:346:35
2613.05:356:34
2713.05:356:34
2813.05:366:34
2913.05:366:33
3012.95:366:33
3112.95:376:32

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.05 kWh/m².

For context, solar energy here swings from a low near 2.44 kWh/m² to a high of 5.24 kWh/m² in June across the year — July's 5.05 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in July

Hazard calendar for Thị Trấn Lam Sơn

In seasonPeak

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

Thị Trấn Lam Sơn sits in the Pacific typhoon belt; the season peaks July–October.

Thị Trấn Lam Sơn's monsoon runs May–October, 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 Lam Sơn?

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

2.6
Sightseeing
10th-best month of the year
4.6
Beach & pool
9th-best month of the year

July is a weaker month for outdoor sightseeing in Thị Trấn Lam Sơn.

What to pack for Thị Trấn Lam Sơn in July

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

In July, Thị Trấn Lam Sơn sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Thị Trấn Lam Sơn 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 58 km away) is warmest in August at about 30°C and coldest in February near 21°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar21Refreshing
Apr24Refreshing
May28Warm
Jun29Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct28Warm
Nov26Warm
Dec23Refreshing

UV index in Thị Trấn Lam Sơn 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 Thị Trấn Lam Sơn peaks around August 13 at about 12 (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 highExtremeVery highHighAug 13UV 12Dec 15UV 6
UV index (midday)Level
Jan7High
Feb8Very high
Mar10Very high
Apr7Very high
May8Very high
Jun13Extreme
Jul11Extreme
Aug13Extreme
Sep9Very high
Oct8Very high
Nov7High
Dec6High

Air quality in Thị Trấn Lam Sơn 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 Lam Sơn is worst in December — around 134 µg/m³ PM2.5 (unhealthy), about 3.8× the cleanest month (July, 35 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyDec 20132 µg/m³Jul 1536 µg/m³
PM2.5 (µg/m³)Level
Jan126Unhealthy
Feb106Unhealthy
Mar94Unhealthy
Apr87Unhealthy
May60Unhealthy
Jun42Poor
Jul35Moderate
Aug46Poor
Sep69Unhealthy
Oct93Unhealthy
Nov116Unhealthy
Dec134Unhealthy
Location & terrain

Where is Thị Trấn Lam Sơn?

Thị Trấn Lam Sơn sits at 19.9°N, 105.4°E, 22 m above sea level, in Vietnam. The nearest listed city is Thanh Hóa, 40 km away.

Topography around Thị Trấn Lam Sơn

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

Within 3 km, the terrain around Thị Trấn Lam Sơn has only modest variations in elevation — a maximum elevation change of 166 m around an average of 29 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 760 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,381 m.

The land around Thị Trấn Lam Sơn is covered by trees (60%) and cropland (27%) within 3 km, trees (70%) and cropland (24%) within 16 km, and trees (71%) within 80 km.

3 km
166 m
16 km
760 m
80 km
2,381 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Thanh Hóa 40 km · Bỉm Sơn 51 km · Sầm Sơn 55 km · Nga Sơn 60 km · Ninh Binh 72 km · Nghi Sơn 78 km · Hoàng Mai 78 km · Bo 86 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 Lam Sơn (19.9047°, 105.4056°, elevation 22 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).