Nong Khiaw weather in July

In July, Nong Khiaw sees average daytime highs of 30°C and overnight lows near 24°C, with 283 mm of rain across 25.4 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 4% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 13 h 12 min at the start of July to 13 hours by month's end. Set against the rest of the year, July is Nong Khiaw's 12th-clearest and 4th-windiest month. For the whole year in context, see Nong Khiaw's year-round climate.

Daytime high
30°
5th warmest
Overnight low
24°
11th coldest
Rainfall
283 mm
25.4 wet days
Daylight
13 h 06 min
5:41 AM – 6:49 PM
Cloud cover
91%
12th clearest
Wind
5 km/h
4th windiest
Solar energy
4.25 kWh/m²
Travel score
3.0
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical July day in Nong Khiaw reaches about 30°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 33°C. Set against its neighbours, July runs about 1°C cooler than June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33124
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How July really feels in Nong Khiaw

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.

Nong Khiaw weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 13°192.910.98.2
Feb28° / 14°101.711.37.4
Mar31° / 17°335.911.95.3
Apr32° / 20°8111.412.54.1
May32° / 23°14419133.3
Jun31° / 24°17921.313.23.0
Jul30° / 24°28325.413.13.0
Aug30° / 23°29926.212.73.1
Sep30° / 22°18019.912.13.9
Oct29° / 20°669.811.55.7
Nov27° / 17°233.7117.7
Dec25° / 13°18310.88.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% of July, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3991
4991
5991
6991
7991
8991
9991
10991
11991
12892
13892
14991
15991
16991
17892
18892
19892
20892
21892
22892
23892
24892
25892
26892
27793
28793
29694
30694
31694

Chance of precipitation in July

Any precipitation

Nong Khiaw gets around 283 mm of rain over 25.4 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 82% and peaks near 88% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
175
275
375
476
576
677
777
878
978
1079
1179
1280
1381
1482
1583
1684
1785
1885
1986
2086
2186
2286
2386
2487
2587
2687
2787
2887
2988
3088
3188

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
12953
22953
31963
41963
51963
61954
71954
81954
91954
101954
111963
121963
131963
141963
151963
161972
171972
181972
191972
201972
211972
221981
231972
241972
251972
261972
271972
281972
291963
301963
310973

Wind in July

Winds average 5 km/h in July.

Across July, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
294calm
304calm
314calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 h 12 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 12 minutes over July. Sunrise moves from 5:36 AM to 5:47 AM, and sunset from 6:50 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:366:50
213.25:366:50
313.25:366:50
413.25:376:50
513.25:376:50
613.25:376:50
713.25:386:50
813.25:386:50
913.25:396:50
1013.25:396:50
1113.25:396:50
1213.25:406:50
1313.25:406:50
1413.25:406:50
1513.15:416:49
1613.15:416:49
1713.15:416:49
1813.15:426:49
1913.15:426:49
2013.15:436:48
2113.15:436:48
2213.15:436:48
2313.15:446:48
2413.15:446:47
2513.05:456:47
2613.05:456:47
2713.05:456:46
2813.05:466:46
2913.05:466:45
3013.05:466:45
3113.05:476:44

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.25 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 5.82 kWh/m² in April across the year — July's 4.25 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in July

Hazard calendar for Nong Khiaw

In seasonPeak

In July, Nong Khiaw sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Nong Khiaw's monsoon runs May–September, when most of the year's rain falls.

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

Is July a good time to visit Nong Khiaw?

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

3.0
Sightseeing
11th-best month of the year
4.2
Beach & pool
12th-best month of the year

July is a weaker month for outdoor sightseeing in Nong Khiaw.

What to pack for Nong Khiaw in July

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

In July, Nong Khiaw sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 25 days see rain.

light clothesrain gear

UV index in Nong Khiaw in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nong Khiaw peaks around June 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highJun 20UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar9Very high
Apr9Very high
May11Extreme
Jun14Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Nong Khiaw 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 Nong Khiaw is worst in April — around 497 µg/m³ PM2.5 (very unhealthy), about 67.1× the cleanest month (September, 7 µg/m³).

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

0306090120150180210240270300330360390420450480JanFebMarAprMayJunJulAugSepOctNovDecModerateVery unhealthyGoodApr 14456 µg/m³Sep 127 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb29Moderate
Mar231Very unhealthy
Apr497Very unhealthy
May49Poor
Jun9Good
Jul8Good
Aug8Good
Sep7Good
Oct8Good
Nov9Good
Dec10Good
Location & terrain

Where is Nong Khiaw?

Nong Khiaw sits at 20.6°N, 102.6°E, 0 m above sea level, in Laos. The nearest listed city is Muang Xay, 67 km away.

Muang XayLuang PrabangDien Bien PhuLuang NamthaMuang PhônsavanThị Trấn Thuận ChâuXam NuaSơn La

Topography around Nong Khiaw

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

Within 3 km, the terrain around Nong Khiaw has very significant variations in elevation — a maximum elevation change of 1,215 m around an average of 609 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,310 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,987 m.

The land around Nong Khiaw is covered by trees (81%) within 3 km, trees (86%) within 16 km, and trees (88%) within 80 km.

3 km
1,215 m
16 km
1,310 m
80 km
1,987 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Muang Xay 67 km · Luang Prabang 89 km · Dien Bien Phu 100 km · Luang Namtha 133 km · Muang Phônsavan 139 km · Thị Trấn Thuận Châu 148 km · Xam Nua 150 km · Sơn La 160 km

Laos travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C / E / F
230 V · 50 Hz
Prices
≈ 23% of US
price level, 2025
GDP per capita
$2,325
2025
Happiness
5.5 / 10
World Happiness, 2025
Safe drinking water
35%
of population, 2024
Road deaths
17.9
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 461
Religion
Buddhist 65%none 31%other/not stated 2%Christian 2%

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 Nong Khiaw (20.5708°, 102.6112°, elevation 0 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. 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).