Is it raining now in Phra Nakhon Si Ayutthaya?
Light rain
31 MayWill last more than 1 hour.
Last update: 00:00, 31 May 2026
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Phra Nakhon Si Ayutthaya Rain Radar — Live Weather Map | RainViewer
Live rain radar for Ayutthaya, updated every 5 min. See upstream Chao Phraya rain before it floods the historical island or closes Highway 32. Free.
Rain in Phra Nakhon Si Ayutthaya: What You Need to Know
Ayutthaya sits at the confluence of three rivers — the Chao Phraya, Pa Sak, and Lopburi — on an island formed by their meeting. This geography made it the kingdom's capital for 417 years; it also makes it one of Thailand's most flood-vulnerable cities. The 2011 flooding that submerged much of the historical island for weeks was not a freak event but an extreme expression of a risk that exists every monsoon season.
The historical park, with its famous temple ruins, draws millions of visitors annually. Rain that floods the low-lying temple complexes renders much of the park inaccessible within hours. The more important risk is cumulative river rise from upstream catchments in Nakhon Sawan and beyond.
RainViewer Radar Coverage in Phra Nakhon Si Ayutthaya
RainViewer combines central Thailand radar for Ayutthaya. From here, you can track rain in Pathum Thani, Saraburi, and Ang Thong — useful if you're driving Highway 32 or monitoring the upstream Chao Phraya catchment.
Wet season (May–October)
Afternoon storms from late May through October. Local rain adds to the river system draining the entire central plains catchment.
October
The single most important month for Ayutthaya flood risk — tail of monsoon coincides with peak river levels.
Dry season (November–April)
Minimal rainfall. The December–January cool season is peak tourist season.
Why You Need a Rain Radar in Phra Nakhon Si Ayutthaya
Planning a visit to the Ayutthaya historical park
Day-trippers from Bangkok check the radar before the drive. The more useful picture is the upstream map showing how much rain has fallen in Nakhon Sawan over the preceding days.
Timing the drive on Highway 32
Highway 32 runs through the Chao Phraya floodplain and floods at documented sections during major events.
Managing agricultural operations in the surrounding rice-growing lowlands
Harvest timing in October is critical and depends on whether the monsoon has truly ended.
Phra Nakhon Si Ayutthaya Rain Radar: Frequently Asked Questions
- How often does the RainViewer map update for Ayutthaya?
Every 5 minutes. During the October compound flood risk window, near-real-time radar is the most actionable information available.
- Can RainViewer show me upstream rain that might raise the Chao Phraya in Ayutthaya?
Yes. The radar covers the full Chao Phraya catchment from Nakhon Sawan southward. Seeing heavy rain there provides Ayutthaya residents with 24–48 hour advance indication of rising river risk.
Track Rain in Phra Nakhon Si Ayutthaya in Real Time
See rain in Ayutthaya before it reaches the historical island
Whether you're planning a temple visit or monitoring the Chao Phraya flood risk, RainViewer gives you both the local and upstream precision that matters here.
2-hour forecast in 5-min slices
See the exact window when the storm passes and the soil is passable again
Rain alerts before rain arrives
Set home, office, or school pickup - notified while you can still act
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48 hours of radar history
Recognise yesterday’s storm patterns forming again today
Multiple locations
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