Ayutthaya weather in October

In October, Ayutthaya sees average daytime highs of 33°C and overnight lows near 25°C, with 164 mm of rain across 19.3 wet days and about 11.7 hours of daylight. It is the 10th-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 19% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 30 min by month's end. Set against the rest of the year, October is Ayutthaya's 7th-clearest and 12th-windiest month. For the whole year in context, see Ayutthaya's year-round climate.

Daytime high
33°
10th warmest
Overnight low
25°
5th coldest
Rainfall
164 mm
19.3 wet days
Daylight
11 h 42 min
6:13 AM – 5:53 PM
Cloud cover
69%
7th clearest
Wind
7 km/h
12th windiest
Solar energy
4.65 kWh/m²
Travel score
2.9
out of 10

Ayutthaya is city in Phra Nakhon Si Ayutthaya province, Thailand.

Air quality
Elevated
PM10 47.6 µg/m³ · 2017
Density
3,425/km²
people per km²
Founded
1350

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

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

A typical October day in Ayutthaya reaches about 33°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13326
23326
33326
43326
53326
63326
73326
83326
93325
103325
113325
123325
133325
143325
153325
163325
173325
183325
193325
203325
213325
223325
233325
243325
253325
263325
273325
283225
293225
303225
313225

How October really feels in Ayutthaya

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

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

Ayutthaya weather by month

How October compares with the rest of the year at a glance. October is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°122.711.24.6
Feb34° / 23°143.111.53.7
Mar35° / 26°467.611.92.6
Apr36° / 27°7712.912.31.7
May35° / 27°15922.212.71.6
Jun34° / 27°14923.412.81.8
Jul34° / 26°14923.612.82.0
Aug34° / 26°17524.512.52.0
Sep33° / 26°26625.812.12.1
Oct33° / 25°16419.311.72.9
Nov33° / 24°335.711.34.0
Dec32° / 22°8211.24.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31981
42080
52179
62278
72377
82476
92575
102773
112872
122971
133169
143169
153466
163565
173664
183763
193862
204060
214159
224258
234456
244555
254753
264753
274951
285050
295149
305149
315347

Chance of precipitation in October

Any precipitation

Ayutthaya gets around 164 mm of rain over 19.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 61% and peaks near 84% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
184
284
383
483
582
681
779
878
976
1074
1172
1270
1368
1465
1563
1661
1759
1857
1955
2053
2151
2249
2347
2445
2543
2642
2740
2838
2936
3035
3133

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1001990
20011089
30011089
40011089
50011188
60011287
70021286
80021385
90021583
100021682
110021781
120021979
130032176
140032374
150032473
160042670
170142867
180142966
191153162
201153261
211263358
221273456
231383553
2413103650
2514113648
2615123646
2715143643
2826153641
2927173639
3028183637
3128193535

Wind in October

Winds average 7 km/h in October, the calmest month.

Across October, daily wind ranges from about 6 km/h on the calmest days to 8 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
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over October. Sunrise moves from 6:10 AM to 6:17 AM, and sunset from 6:03 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:106:03
211.96:116:02
311.86:116:01
411.86:116:01
511.86:116:00
611.86:115:59
711.86:115:59
811.86:115:58
911.86:115:57
1011.86:125:57
1111.76:125:56
1211.76:125:55
1311.76:125:55
1411.76:125:54
1511.76:125:53
1611.76:135:53
1711.76:135:52
1811.66:135:52
1911.66:135:51
2011.66:135:51
2111.66:145:50
2211.66:145:50
2311.66:145:49
2411.66:145:49
2511.66:155:48
2611.56:155:48
2711.56:155:47
2811.56:165:47
2911.56:165:47
3011.56:165:46
3111.56:175:46

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.65 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.16 kWh/m² in April across the year — October's 4.65 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in October

Hazard calendar for Ayutthaya

In seasonPeak

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

Ayutthaya's monsoon runs May–October, when most of the year's rain falls.

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

Is October a good time to visit Ayutthaya?

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

2.9
Sightseeing
5th-best month of the year
5.0
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Ayutthaya.

What to pack for Ayutthaya in October

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

In October, Ayutthaya 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

UV index in Ayutthaya in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ayutthaya peaks around August 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 13Nov 23UV 8
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar12Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec8Very high

Air quality in Ayutthaya in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ayutthaya is worst in January — around 83 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (July, 43 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyJan 2382 µg/m³Jul 2443 µg/m³
PM2.5 (µg/m³)Level
Jan83Unhealthy
Feb81Unhealthy
Mar70Unhealthy
Apr64Unhealthy
May54Poor
Jun44Poor
Jul43Poor
Aug43Poor
Sep54Poor
Oct66Unhealthy
Nov67Unhealthy
Dec66Unhealthy
Location & terrain

Where is Ayutthaya?

Ayutthaya sits at 14.4°N, 100.6°E, 7 m above sea level, in Thailand. The nearest listed city is Bang Ban, 10 km away.

Topography around Ayutthaya

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

Within 3 km, the terrain around Ayutthaya has only modest variations in elevation — a maximum elevation change of 13 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 40 m; within 80 km, large variations in elevation — a maximum elevation change of 1,097 m.

The land around Ayutthaya is covered by artificial surfaces (38%) and trees (37%) within 3 km, cropland (52%) within 16 km, and cropland (56%) and trees (25%) within 80 km.

3 km
13 m
16 km
40 m
80 km
1,097 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Bang Ban 10 km · Nakhon Luang 13 km · Bang Pa-in 14 km · Wang Noi 20 km · Phak Hai 25 km · Tha Ruea 29 km · Nong Khae 31 km · Khlong Luang 33 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 Ayutthaya (14.3517°, 100.5774°, elevation 7 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).