Viet Nam
Weather Analysis for Son Tay, Vietnam (September 11-13, 2025)
Hello, Son Tay! As we step into the upcoming days, let’s take a close look at what the weather has in store with predictions for the next three days.
The day is expected to start a bit cloudy with light rain showers predicted throughout the morning and into the afternoon. Morning temperatures will hover around 25°C (77°F), gradually warming to a maximum of 32°C (90°F) by noon. The humidity level is anticipated to remain high at about 96%, contributing to a noticeable heat index that could feel as hot as 39°C (102°F). Be prepared for a 100% chance of rain during most parts of the day, particularly in the afternoon, where rainfall could reach up to 1.6 mm. Winds will be gentle, blowing at about 11 km/h (7 mph) from the southeast.
For those planning any outings during the day, it's advisable to keep an umbrella handy! Visibility will generally be good at around 10 km (6 miles), but expect overcast skies for most of the day, reducing sunshine exposure.
Expect a slightly cooler day, with temperatures ranging between 24°C (76°F) in the early morning and peaking at 31°C (87°F). Rainfall is expected to escalate, especially in the early hours, with 4.0 mm of rain in the forecast. The humidity will remain high around 96%, with conditions likely remaining humid.
While rain is likely throughout the day, you may also experience fog in the morning hours as visibility drops to as low as 0 km at times. Don't leave home without your rain gear! The chance of rain again stands at 100%.
As we move into the weekend, Saturday promises to be a warm day. With temperatures expected to rise to 33°C (91°F), the day will begin at about 25°C (78°F). However, shower activity will persist, and a chance of patchy rain remains prevalent, with total precipitation possibly reaching 1.0 mm during the day.
The humidity levels will continue to be high, averaging around 77%, along with a high heat index of 38°C (100°F) owing to continued rainfall. Winds will be slightly stronger, blowing at 13 km/h (8 mph). There remains a chance of fog during the early morning hours, reducing visibility significantly.
Son Tay can expect a very humid and rainy spell over the next few days, marked by rising temperatures and frequent rain showers. We advise residents to take precautions against the high heat index, particularly during the afternoons.
For more detailed forecasts, visit our pages for the next 5 days' weather and hour-by-hour predictions. Stay safe, stay informed, and prepare for the beautiful yet unpredictable weather of Son Tay!
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