See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:10
Sunrise
18:07
Sunset
Moon
Waxing Gibbous
16:36
Moonrise
04:38
Moonset
Daily Forecast
Today
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Air Quality Data Available
Upgrade to access real-time air quality data for Phra Nakhon Si Ayutthaya.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Phra Nakhon Si Ayutthaya.
View stargazing scoreWeather in Phra Nakhon Si Ayutthaya tomorrow, September 25, 2026
Phra Nakhon Si Ayutthaya looks damp on September 25, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. The morning carries the wetter risk, with rain chances near 100% and the highest odds around 00:00. Cloud is also thick early on, peaking near 100% around 00:00.
Temperatures climb from an overnight low near 24°C toward a daytime high of about 29°C. The air stays humid, with relative humidity between 77% and 96% and the peak around 04:00. Airflow remains manageable, reaching about 4.6 km/h around 04:00.
The second half of the day still looks unsettled, with rain probability around 100% by 14:00. Dense cloud near 100% at 18:00 keeps the feel grey. Visibility stays generally good near 10.6 km on average, though it can drop toward 0.5 km in thicker cloud or showers. Sunrise is at 06:10 and sunset at 18:06, giving 11 hours 56 minutes of sunlight today.
In short, treat September 25, 2026 in Phra Nakhon Si Ayutthaya as a damp day: pack covers, watch the wetter hours, and expect a high near 29°C.
Frequently asked questions about weather in Phra Nakhon Si Ayutthaya
How warm does it get in Phra Nakhon Si Ayutthaya?
The warmest month in Phra Nakhon Si Ayutthaya is April, with average high temperatures of 36°C. The average temperature during this period is around 31°C.
How cold does it get in Phra Nakhon Si Ayutthaya?
The coldest month in Phra Nakhon Si Ayutthaya is January, with average low temperatures of 22°C. The average temperature during this period is around 27°C.
What is the wettest time of year in Phra Nakhon Si Ayutthaya?
The wettest month in Phra Nakhon Si Ayutthaya is September, with an average of 276mm of precipitation.
What is the driest time of year in Phra Nakhon Si Ayutthaya?
The driest month in Phra Nakhon Si Ayutthaya is December, with an average of 13mm of precipitation.
Explore more weather forecasts
- Bang Ban, Phra Nakhon Si Ayutthaya
- Bangkok, Bangkok
- Nakhon Luang, Phra Nakhon Si Ayutthaya
- Samut Prakan, Changwat Samut Prakan
- Bang Pa-in, Phra Nakhon Si Ayutthaya
- Mueang Nonthaburi, Changwat Nonthaburi
- Wang Noi, Phra Nakhon Si Ayutthaya
- Chon Buri, Changwat Chon Buri
- Phak Hai, Phra Nakhon Si Ayutthaya
- Hat Yai, Changwat Songkhla
- Tha Ruea, Phra Nakhon Si Ayutthaya
- Pak Kret, Changwat Nonthaburi
