Thailand
Udon Thani in April
🔥 Hot seasonVery hot, a little humid and some showers. Watch for hazy air and extreme heat risk.
🎒 Pack: light, breathable clothes & sunscreen · N95 mask for hazy days · sunglasses & hat
Why April scores 6.8What goes into the score
How it works- Weather comfort6.5
- !Very hot (37°C highs / 24°C lows)
- !Humid (dew point 19°C)
- ✓Mostly dry (~73 mm rain)
- Air quality5.4
- !Elevated (PM2.5 ~37 µg/m³)
- Seasonal hazards8.5
- !Extreme heat: Average daily high 37°C
- Safety baseline8.0
- ·Normal precautions
| Apr | Dec | |
|---|---|---|
| Score | 6.8 Good | 9.3 Excellent |
| Season | 🔥 Hot season | 🌤️ Cool season |
| High / low | 37° / 24° | 30° / 17° |
| Rain | 73 mm | 6 mm |
| Humidity | dew pt 19° | dew pt 15° |
| PM2.5 | 37 µg/m³ | 12 µg/m³ |
Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Udon Thani weather-station normals. Rainfall: Udon Thani weather-station normals (national met service).
Holidays & crowdsApril 2027
Long weekendThere's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.
- Songkran Festival 13–15 Apr · 3 days off in a row
Other public holidays: Chakri Memorial Day (6 Apr)
National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).
Explore Udon ThaniEvents, sights, food & souvenirs
Check event dates locallyUdon Thani is a major northern Isan city, used as a base for the Red Lotus Sea, the Ban Chiang prehistoric site and trips to the Lao border.
Songkran (Thai New Year)Every year13-15 April every year
Thai New Year water festival with street water fights and temple visits.
Why go: Expect water everywhere outdoors during the main days.
Where: City centre
Coming up later
Loy KrathongDate variesFull moon of the 12th Thai lunar month, usually November; date moves each year
Krathong offerings are floated on water under the full moon.
Why go: A calm, local-style celebration at the city's lakes.
Where: Nong Prajak Park and city lakes
Red Lotus Sea bloomDate variesUsually December to February
The seasonal mass bloom of red water lilies covering large parts of the lake.
Why go: Bloom strength varies each year with water levels; go early in the morning.
Where: Nong Han Kumphawapi lake
Red Lotus Sea (Talay Bua Daeng)
A lake at Nong Han Kumphawapi covered in pink-red water lilies, viewed by boat.
💡 Blooms are best in the early morning, and boats go out before the flowers close around midday.
Ban Chiang Archaeological Site
A UNESCO World Heritage prehistoric site with excavated burials and distinctive painted pottery, plus a museum.
Phu Phrabat Historical Park
Unusual sandstone rock formations with prehistoric paintings and Buddhist shrines, a UNESCO site since 2024.
Nong Prajak Park
The city's central lake park, used for jogging, cycling and evening food stalls.
Wat Pa Phu Kon
A forest temple with a white marble reclining Buddha, set in hills about two hours from the city.
Som tam
Isan papaya salad, from mild to very spicy with fermented fish.
💡 Street stalls and markets
Kai yang
Isan grilled chicken served with sticky rice and jaew dipping sauce.
💡 Roadside grills
Larb and nam tok
Herb-heavy minced or grilled meat salads with toasted rice powder.
💡 Isan restaurants
Vietnamese-Thai dishes
Udon has a long-established Vietnamese community, and dishes such as rice-paper rolls and khanom jeen are widely sold.
💡 Markets and small family eateries
Na Kha woven cloth
Khit-pattern cotton and silk textiles woven in Ban Na Kha village north of the city.
💡 Ban Na Kha village shops
Ban Chiang-style pottery
Reproductions of the swirling red-painted prehistoric pottery.
💡 Shops in Ban Chiang village
Airport transfer Kiwitaxi
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