Phra Nakhon Si Ayutthaya, Phra Nakhon Si Ayutthaya, Thailand Climate Change Severity

67
Very High
The current climate change severity in Phra Nakhon Si Ayutthaya is Very High, with a 38.6% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Nov. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Phra Nakhon Si Ayutthaya Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Phra Nakhon Si Ayutthaya temperature has changed by around -2.7%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Nov. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
5351
-3.7%
cloudyCloudy
3943
10.2%
rainyRainy
236125
-47.03%
snowySnowy
00
0%
mistyMisty
00
0%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Phra Nakhon Si Ayutthaya has experienced measurable shifts in key climate parameters, contributing to the current severity score of 67 (within the Very High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

67/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Phra Nakhon Si Ayutthaya experienced significant changes:

Temperature change of

-0.8 °C

Variation in annual rainfall

-24.5 %

Change in average humidity

+0.5 %

PM2.5 levels surged by

+0.8 %

Heatwave changed by

-12.9 day(s)

Coldwave changed by

+13.4 day(s)

Wind speeds changed by

+3.6 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Phra Nakhon Si Ayutthaya's Very High severity status requires urgent and immediate adaptation and mitigation strategies, particularly focused on managing extreme weather events, improving air quality, and ensuring water resources are adequate for the population.

Check how we calculate Climate Change Severity
Based on data from Jan. to Nov.

Phra Nakhon Si Ayutthaya Weather Forecast 30 Days (December - January 2026)
Phra Nakhon Si Ayutthaya, Phra Nakhon Si Ayutthaya, Thailand

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 7, Dec.
sunnySunny
Temperature Icon32°/22°
Humidity Icon65%
Wind Icon16km/h
Mon. 8, Dec.
sunnySunny
Temperature Icon30°/22°
Humidity Icon58%
Wind Icon27km/h
Tue. 9, Dec.
sunnySunny
Temperature Icon29°/20°
Humidity Icon59%
Wind Icon27km/h
Wed. 10, Dec.
sunnySunny
Temperature Icon29°/19°
Humidity Icon59%
Wind Icon26km/h
Thu. 11, Dec.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/22°
Humidity Icon62%
Wind Icon24km/h
Fri. 12, Dec.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/24°
Humidity Icon71%
Wind Icon15km/h
Sat. 13, Dec.
partly cloudyPartly Cloudy
Temperature Icon32°/23°
Humidity Icon70%
Wind Icon15km/h
Sun. 14, Dec.
partly cloudyPartly Cloudy
Temperature Icon31°/23°
Humidity Icon64%
Wind Icon23km/h
Mon. 15, Dec.
sunnySunny
Temperature Icon30°/21°
Humidity Icon63%
Wind Icon21km/h
Tue. 16, Dec.
sunnySunny
Temperature Icon31°/22°
Humidity Icon60%
Wind Icon15km/h
Wed. 17, Dec.
sunnySunny
Temperature Icon32°/22°
Humidity Icon60%
Wind Icon11km/h
Thu. 18, Dec.
sunnySunny
Temperature Icon33°/24°
Humidity Icon58%
Wind Icon12km/h
Fri. 19, Dec.
sunnySunny
Temperature Icon33°/24°
Humidity Icon53%
Wind Icon22km/h
Sat. 20, Dec.
sunnySunny
Temperature Icon30°/22°
Humidity Icon60%
Wind Icon18km/h
Sun. 21, Dec.
partly cloudyPartly Cloudy
Temperature Icon32°/22°
Humidity Icon58%
Wind Icon16km/h
Mon. 22, Dec.
sunnySunny
Temperature Icon31°/21°
Humidity Icon54%
Wind Icon16km/h
Tue. 23, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon32°/21°
Humidity Icon54%
Wind Icon14km/h
Wed. 24, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon31°/22°
Humidity Icon55%
Wind Icon16km/h
Thu. 25, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon31°/22°
Humidity Icon55%
Wind Icon15km/h
Fri. 26, Dec.
moderate rain at timesModerate rain at times
Temperature Icon32°/22°
Humidity Icon55%
Wind Icon14km/h
Sat. 27, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/22°
Humidity Icon56%
Wind Icon14km/h
Sun. 28, Dec.
moderate rain at timesModerate rain at times
Temperature Icon32°/22°
Humidity Icon55%
Wind Icon14km/h
Mon. 29, Dec.
moderate rain at timesModerate rain at times
Temperature Icon32°/22°
Humidity Icon54%
Wind Icon14km/h
Tue. 30, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon32°/22°
Humidity Icon53%
Wind Icon16km/h
Wed. 31, Dec.
sunnySunny
Temperature Icon31°/22°
Humidity Icon52%
Wind Icon16km/h
Thu. 1, Jan.
patchy rain possiblePatchy rain possible
Temperature Icon31°/21°
Humidity Icon53%
Wind Icon14km/h
Fri. 2, Jan.
patchy rain possiblePatchy rain possible
Temperature Icon31°/21°
Humidity Icon52%
Wind Icon14km/h
Sat. 3, Jan.
patchy rain possiblePatchy rain possible
Temperature Icon32°/21°
Humidity Icon51%
Wind Icon13km/h
Sun. 4, Jan.
patchy rain possiblePatchy rain possible
Temperature Icon33°/22°
Humidity Icon52%
Wind Icon12km/h
Mon. 5, Jan.
patchy rain possiblePatchy rain possible
Temperature Icon33°/23°
Humidity Icon52%
Wind Icon13km/h
Tue. 6, Jan.
moderate rain at timesModerate rain at times
Temperature Icon33°/23°
Humidity Icon53%
Wind Icon12km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 18, Dec.

33.3°C

Low will be onWed. 10, Dec.

18.7°C

HumidityHumidity

High will be onFri. 12, Dec.

71%

Low will be onSat. 3, Jan.

51%

Wind SpeedWind Speed

High will be onMon. 8, Dec.

26.6km/h

Low will be onWed. 17, Dec.

10.8km/h

PrecipitationPrecipitation

High will be onFri. 12, Dec.

2.2mm

Low will be onSat. 13, Dec.

0.02mm

Ultraviolet IndexUV

High will be onSat. 13, Dec.

7

Low will be onTue. 9, Dec.

1.8

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