🔄 Updated 21 Jun 2026
Nonthaburi sits right above Bangkok to the north. The main sights cluster along the Chao Phraya River — Koh Kret, the Tha Nam Non riverfront, old temples, and durian orchards. Getting there is simple by the Purple Line or by boat. Two mistakes catch people out the most: showing up at Koh Kret on a weekday to find the shops shuttered, and coming to eat Nonthaburi durian in the wrong month. Know these ahead of time and you can line up your days and your budget just right.
When is the best time to visit Nonthaburi
The most comfortable stretch is November to February — dry air, gentler sun, so you can wander Koh Kret's market or the riverfront for longer. March to May gets seriously hot and you'll wilt fast walking around at midday, but that's also when Nonthaburi durian comes in, so if durian is your reason for coming, you'll have to trade for the heat. June to October is the rainy season: expect late-afternoon showers and a high river. Some years the piers and riverside walkways flood, so check the news before going during this window.
If you measure by buzz, Saturday and Sunday are when everything is in full swing — Koh Kret, the floating market, and the riverside restaurants all open up. Weekdays are far quieter, good for anyone who wants a relaxed walk without the crowds, but you'll have to accept that a lot of places are closed.
Best hours of the day
Whatever month you come, the golden hours are early morning before 10am and after 3–4pm — softer sun and fewer people than midday. If you're doing Koh Kret, go a bit early so you can walk before the sun gets harsh and before the lunchtime crush.
When does Koh Kret open — can you go on a weekday?
This is the single most asked question about Nonthaburi. Koh Kret is an island in the middle of the river that you can reach any day — the island itself isn't closed. What trips a lot of people up is that most of the market stalls and shops only open on Saturdays, Sundays, and public holidays, roughly 9am–4pm. Go on a weekday and the souvenir stands, snack stalls, and walkway eateries are nearly all shut. You can still walk around, but it's very quiet.
- Saturday–Sunday + long weekends — the busiest, shops fully open, the market loaded with food and souvenirs, great for a food crawl. It gets crowded from late morning into the afternoon.
- Weekdays — the island is open and accessible, but most shops are closed. Good for people who like the quiet: cycling around the island, paying respects at Wat Poramaiyikawat, and seeing the Mon pottery kilns. Just don't count on finding food.
- Public holidays mid-week — usually open like a Saturday or Sunday, with most shops out. Check the market's page before you go to be sure.
To reach the island, take the cross-river ferry from Wat Sanam Nuea pier (near the center of Pak Kret). The ferry costs only a few baht per crossing and takes just a couple of minutes. There are no cars on the island — you walk or rent a bicycle. The paths are narrow, and on weekend afternoons they get fairly packed.
Want both the food and some breathing room
If you can handle a bit of a crowd, Saturday morning is the sweet spot — shops are all open but it's not as packed as the afternoon. If you hate crowds and don't care much about eating, a weekday morning lets you stroll and photograph the temples in peace, no fighting for the shot.
Nonthaburi durian — what season, and how much?
Nonthaburi durian is one of the province's most famous products, grown in old orchards around Pak Kret, Bang Kruai, and along the canals that ring the city. The flavor is distinctive, but there's something to understand before you set your heart on eating it: it's strictly seasonal, and it costs several times more than ordinary durian.
Nonthaburi durian season runs roughly April to June, peaking from late April to mid-May. The varieties people hunt for are Kan Yao, Mon Thong, and Kob. The genuine article from Nonthaburi orchards is in very short supply, because the orchard area shrinks every year from major floods and the city expanding. Many orchards open for pre-orders as soon as the trees flower, and without booking ahead your chances of getting fruit from a real Nonthaburi orchard are slim to none.
- Premium genuine Nonthaburi orchard durian — priced from thousands to tens of thousands of THB per fruit. Specially selected Kan Yao has gone for six figures at auction. This isn't a casual snack — it's a high-end collector's item or gift, and you have to book ahead.
- General-grade durian grown in Nonthaburi — findable at markets and orchards during the season, cheaper than the premium fruit but still pricier than durian from the eastern provinces.
- Out of season — what you see at stalls across the city is mostly durian from Chanthaburi–Rayong, not Nonthaburi durian. It can be delicious, but it's a different thing.
Straight talk on Nonthaburi durian
If you want genuine Nonthaburi orchard durian, you have to come between April and June and brace your budget and your nerves, because it's expensive and hard to find. If you just want tasty durian at a normal price, every month has eastern-provinces fruit on sale all over the city — so don't feel bad if you miss the Nonthaburi season.
What to wear — temples and markets
Nonthaburi is laid-back and casual clothes are fine, as long as they suit the hot, humid weather and a lot of walking. The thing to watch is visiting temples, because important ones like Wat Poramaiyikawat on Koh Kret and Wat Chaloem Phra Kiat are still active places where people come to pray.
- Temples — dress modestly, shoulders and knees covered. Skip spaghetti straps, tank tops, and shorts above the knee. Carry a light shawl just in case.
- Markets / Koh Kret — go for breathable tops and comfortable walking shoes. Some stretches of path are narrow and slippery when it rains.
- Sun protection — a hat or folding umbrella and sunscreen, since many spots are open riverside plazas with little shade.
- Boat rides — there's wind and spray, so pack a light layer, and watch your things don't drop in the water when getting on and off.
Rough daily budget
Nonthaburi can be done on the cheap, since it's right next to Bangkok and getting around by sky train or boat is inexpensive. Entry to most sights is free or just a few tens of baht. The real spending is on food and souvenirs. Here are rough per-person, per-day figures for a Bangkok day trip.
- Getting in from Bangkok — the Purple Line into Nonthaburi runs about 14–42 THB per trip · Chao Phraya express boats / cross-river ferries cost tens of baht · figure roughly 60–150 THB round trip.
- Sight entry — temples and Koh Kret are free, the cross-river ferry is a few baht, and bike rental on the island is tens of baht per hour.
- Food — boat noodles and street food run 40–70 THB a plate · Mon sweets and snacks 10–30 THB a piece · a relaxed riverside meal 150–300 THB.
- Souvenirs — Thai sweets and Mon earthenware, from tens to hundreds of THB depending on how much you buy.
- Frugal total — a relaxed day trip runs around 400–800 THB/day (not counting it if you plan to buy Nonthaburi durian).
How to get around town
On the Bang Yai–Bang Bua Thong side, the Purple Line is the easiest, connecting into Bangkok at Tao Poon station. For riverside spots like Tha Nam Non and Koh Kret, take a boat — it has the atmosphere and skips the traffic. If you're hitting several spots in one day, a ride-hailing app beats waiting for the bus.
SIM, data, and other small stuff
Since Nonthaburi borders Bangkok, mobile coverage is solid almost everywhere. Thai residents can use their existing SIM as normal, nothing extra needed. Foreign visitors can grab a tourist SIM at the airport or any convenience store — unlimited weekly data packages run a hundred-something THB and are plenty for navigation, ride-hailing, and bookings.
- Cash — stalls in the Koh Kret market, snack shops, and the ferry are mostly cash. Bring small bills and coins.
- PromptPay / QR payment — many shops and cafes in town accept QR payment, but small stalls on the island still lean on cash.
- ATMs — available in town and at malls, but scarce on Koh Kret, so withdraw extra before you cross.
- Toilets — there are facilities on the island, some with a small fee of a few baht, so keep coins handy.
All set? See the full Nonthaburi hotels and trip plan
See the Nonthaburi travel guide →