Ninh Binh weather in brief
Ninh Binh lies at the southern edge of the Red River delta, and its weather follows the northern Vietnam pattern. Summers are hot and humid, winters are cool and often drizzly, and the wetter half of the year runs roughly from May to October. The hills, rivers and rice fields look different in every season, so the weather decides more about your trip here than in many other places.
The numbers below are historical climate averages for the Ninh Binh station, not a forecast. Use them to understand the rhythm of the year, then check the weather report a few days before you travel, especially if you plan a boat ride in Trang An or Tam Coc.
Our picks: a cycling day in the fields
This cycling day through the countryside includes lunch and an entrance fee; check the forecast before you book.
Hand-picked tours, booked through Viator. Prices are indicative starting prices in US dollars (as of October 2026). Tap a tour for live availability and the current price in your currency.
Boat, bike and temple day trips in Ninh Binh
Day trips around Ninh Binh with boat rides, cycling through the countryside and temple stops.
Weather by month
Historical climate values for the Ninh Binh station from a national construction climate standard published in 2022. Highs and lows are monthly means of the daily highs and lows, not records.
| Month | Average high | Average low | Rain |
|---|---|---|---|
| January | 19.6 °C | 14.6 °C | 27.9 mm |
| February | 20.2 °C | 15.7 °C | 26.4 mm |
| March | 22.6 °C | 18.1 °C | 46.3 mm |
| April | 27.0 °C | 21.7 °C | 74.4 mm |
| May | 31.1 °C | 24.6 °C | 169.3 mm |
| June | 32.9 °C | 26.2 °C | 210.5 mm |
| July | 32.8 °C | 26.5 °C | 236.3 mm |
| August | 31.9 °C | 26.0 °C | 314.9 mm |
| September | 30.6 °C | 25.0 °C | 362.4 mm |
| October | 28.4 °C | 22.7 °C | 219.1 mm |
| November | 25.3 °C | 19.4 °C | 67.3 mm |
| December | 21.7 °C | 15.9 °C | 28.6 mm |
The table shows a clear split: May to October is much wetter than November to April, and September has the highest monthly rainfall. A dry month in the table is no promise of a dry day, so treat it as a tendency.
Ninh Binh in December
In December the historical averages are 21.7 °C for the daily high and 15.9 °C for the daily low, with 28.6 mm of rain. That makes it a mild, fairly dry month on paper, but mornings on the water can feel cool, so bring a light jacket.
Best time to visit Ninh Binh
The national tourism authority points to April to June as a good window. Spring warms up without the heaviest rain, the hills turn green and the rice fields grow towards harvest. Winter is cool and often grey with drizzle, which suits cycling better than long hours in an open boat. Summer is hot and humid, so plan outdoor stops early in the day and keep the afternoon for shade or a long lunch.
Every season has a use. Spring is the easiest for first-time visitors, summer gives lush scenery with heat and storms, and the cooler months suit anyone who dislikes heat. If you only have a day or two, the Ninh Binh itinerary shows how to spread the main sights over your time, and things to do in Ninh Binh lists what is worth your hours.
Golden rice in Tam Coc
Many visitors come for the golden rice fields. The local tourism office describes the rice around Tam Coc as ripening in May and early June. That is a general season, not a promise for a given day: fields do not all turn at once, and a few days either side can look quite different. If the colour matters to you, plan for a few days in that window and stay flexible. The Tam Coc and Bich Dong page explains the boat ride and what else to see there. For the weather around Tam Coc, the monthly table above applies as well.
Rainy season and storms
From May to October the area gets most of its rain, and storms can arrive at the end of summer. In 2026 heavy rain and floods hit northern Vietnam, and the tourism authority changed or paused some activities at short notice. The point for your plans is simple: when a storm or flood warning is in force, the authority can suspend routes or operations quickly, so ask about the local status before you go and keep a flexible plan for the weather.
Practical habits help. Book boat trips and cave visits early in your stay so a bad day can still be moved, and check the situation with your host or tour operator the evening before. Trang An weather is worth a look the day you go, since boat routes depend on water and conditions. For travel to and from the area during wet spells, see how to get to Ninh Binh.
What to pack
Pack for sun and rain in the same bag. A light rain jacket, a hat and sunscreen cover most of the year. In winter add a warm layer for early boat rides and evenings. Shoes with grip help on wet steps at temples and viewpoints, and a small dry bag protects your phone on the water. A cap or sun hat is useful in summer, when the heat is felt most on open stretches of river.
Ninh Binh weather: frequently asked questions
What is the best time to visit Ninh Binh?
The national tourism authority suggests April to June. Winter is cool and drizzly, and summer is hot and humid, so the best month depends on what you want from the trip.
When are the rice fields golden in Tam Coc?
The local tourism office describes May and early June. This is a general season, not a promise for a particular day.
Which month is the wettest in Ninh Binh?
In the historical table, September has the highest rainfall at 362.4 mm, and May to October is wetter overall than November to April.
Is Ninh Binh cold in winter?
It is cool rather than cold. January has an average high of 19.6 °C and an average low of 14.6 °C in the historical table, and mornings on the water feel cooler.
Can storms stop boat rides?
Yes, in storms or floods the authority can pause routes or operations at short notice. Ask about the local status before you travel.