Nakhon Sawan weather in August

In August, Nakhon Sawan sees average daytime highs of 34°C and overnight lows near 26°C, with 215 mm of rain across 25.1 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 1% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 42 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Nakhon Sawan's 12th-clearest and 5th-windiest month. For the whole year in context, see Nakhon Sawan's year-round climate.

Daytime high
34°
7th warmest
Overnight low
26°
8th coldest
Rainfall
215 mm
25.1 wet days
Daylight
12 h 30 min
6:08 AM – 6:39 PM
Cloud cover
91%
12th clearest
Wind
8 km/h
5th windiest
Solar energy
4.49 kWh/m²
Travel score
1.9
out of 10

Nakhon Sawan is city in Nakhon Sawan province, Thailand.

Air quality
High
PM2.5 28 µg/m³ · 2019
Density
2,953/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical August day in Nakhon Sawan reaches about 34°C in the afternoon and slips back to 26°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, August runs about 1°C cooler than July and on par with September.

25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13426
23426
33426
43426
53426
63426
73426
83426
93426
103426
113426
123426
133426
143426
153426
163426
173426
183426
193426
203426
213426
223426
233426
243426
253426
263426
273426
283426
293426
303426
313426

How August really feels in Nakhon Sawan

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Nakhon Sawan weather by month

How August compares with the rest of the year at a glance. August is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 21°10211.24.6
Feb35° / 23°11211.53.2
Mar37° / 25°386.211.91.8
Apr38° / 27°6211.412.31.1
May36° / 27°1562112.71.3
Jun35° / 27°14723.312.91.5
Jul35° / 27°16123.512.81.8
Aug34° / 26°21525.112.51.9
Sep33° / 26°27225.912.12.0
Oct33° / 25°14317.111.63.1
Nov32° / 23°244.711.34.3
Dec32° / 21°81.211.15.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% of August, with mostly cloudy or overcast conditions the remaining 95%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5496
6496
7496
8496
9496
10496
11496
12595
13595
14595
15595
16595
17595
18694
19694
20694
21694
22694
23694
24694
25694
26694
27694
28694
29694
30595
31595

Chance of precipitation in August

Any precipitation

Nakhon Sawan gets around 215 mm of rain over 25.1 wet days in August. 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 86% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
181
281
381
480
580
679
779
878
978
1078
1178
1277
1377
1478
1578
1678
1778
1879
1979
2080
2181
2282
2382
2483
2584
2685
2785
2885
2986
3086
3186

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
13862
23862
33763
43763
53763
63763
73763
83763
93763
103664
113664
123565
133466
143367
153169
163070
172872
182773
192674
202476
212377
222179
232080
241882
251783
261684
271585
281486
291387
301387
311288

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 6 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 42 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over August. Sunrise moves from 6:04 AM to 6:10 AM, and sunset from 6:47 PM to 6:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:046:47
212.76:056:46
312.76:056:46
412.76:056:46
512.76:056:45
612.76:066:45
712.66:066:44
812.66:066:44
912.66:066:43
1012.66:066:43
1112.66:076:42
1212.66:076:42
1312.66:076:41
1412.66:076:41
1512.56:076:40
1612.56:086:39
1712.56:086:39
1812.56:086:38
1912.56:086:38
2012.56:086:37
2112.56:086:36
2212.56:096:36
2312.46:096:35
2412.46:096:34
2512.46:096:34
2612.46:096:33
2712.46:096:32
2812.46:096:31
2912.46:106:31
3012.36:106:30
3112.36:106:29

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.49 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 6.25 kWh/m² in April across the year — August's 4.49 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in August

Hazard calendar for Nakhon Sawan

In seasonPeak

In August, Nakhon Sawan sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

Nakhon Sawan sits in the Pacific typhoon belt; the season peaks July–October.

Nakhon Sawan'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 August a good time to visit Nakhon Sawan?

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

1.9
Sightseeing
7th-best month of the year
3.8
Beach & pool
7th-best month of the year

August is a weaker month for outdoor sightseeing in Nakhon Sawan.

What to pack for Nakhon Sawan in August

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

In August, Nakhon Sawan sees daytime highs around 34°C and nights near 26°C. Pack light clothes and rain gear. About 25 days see rain.

light clothesrain gear

UV index in Nakhon Sawan in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nakhon Sawan peaks around August 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 15UV 13Dec 12UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar12Extreme
Apr10Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec8Very high

Air quality in Nakhon Sawan in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nakhon Sawan is worst in March — around 41 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (June, 18 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Nakhon Sawan's WHO annual average of 28 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1240 µg/m³Jun 2218 µg/m³
PM2.5 (µg/m³)Level
Jan37Poor
Feb39Poor
Mar41Poor
Apr34Moderate
May25Moderate
Jun18Moderate
Jul18Moderate
Aug19Moderate
Sep22Moderate
Oct26Moderate
Nov27Moderate
Dec32Moderate
Location & terrain

Where is Nakhon Sawan?

Nakhon Sawan sits at 15.7°N, 100.1°E, 31 m above sea level, in Thailand. The nearest listed city is Lat Yao, 38 km away.

Topography around Nakhon Sawan

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

Within 3 km, the terrain around Nakhon Sawan has only modest variations in elevation — a maximum elevation change of 150 m around an average of 31 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 194 m; within 80 km, large variations in elevation — a maximum elevation change of 756 m.

The land around Nakhon Sawan is covered by artificial surfaces (37%), trees (26%) and cropland (20%) within 3 km, cropland (61%) within 16 km, and cropland (85%) within 80 km.

3 km
150 m
16 km
194 m
80 km
756 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Lat Yao 38 km · Thap Than 38 km · Uthai Thani 38 km · Bang Mun Nak 44 km · Khanu Woralaksaburi 50 km · Chai Nat 58 km · Taphan Hin 65 km · Thap Khlo 71 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 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 Nakhon Sawan (15.7047°, 100.1372°, elevation 31 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). 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).