Best Time to Visit Nong Khai, Nong Khai, Thailand
Nong Khai is at its sunniest and driest in January–December.
The best time to visit Nong Khai for sunny, dry weather is November–March — 5 months of the year fit our sunny profiles at this specific location. The drier stretch runs through October–April; the wetter half falls in May–September. At the city itself, monthly average temperatures range from 21.8°C / 71.2°F in December to 29°C / 84.2°F in April, with rainfall from 5 mm / 0.2 in (December) to 326 mm / 12.8 in (August). These are point-value climate normals sampled at Nong Khai, Nong Khai, Thailand's coordinates — usually more actionable for travellers than the country-wide average. Nong Khai's climate is broadly tropical. The full month-by-month table below lets you match your travel window against our five weather profiles.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| January | 22.3°C72.1°F | 6 mm0.2″ | Sunny & Warm |
| February | 24.1°C75.4°F | 16 mm0.6″ | Sunny & Warm |
| March | 27°C80.6°F | 33 mm1.3″ | Sunny & Hot |
| November | 24.2°C75.6°F | 12 mm0.5″ | Sunny & Warm |
| December | 21.8°C71.2°F | 5 mm0.2″ | Sunny & Warm, Sunny & Mild |
Frequently asked questions
When is the best time to visit Nong Khai?
The best time to visit Nong Khai for sunny, dry weather is January, February, March, November, December. At the city itself, the warmest month is April averaging 29°C / 84.2°F, and the driest is December with about 5 mm / 0.2 in of rain. These are point-value climate normals sampled at Nong Khai's coordinates.
When is the rainy season in Nong Khai?
The rainy season at Nong Khai, Nong Khai runs through May–September, when monthly rainfall exceeds the annual median of about 85 mm / 3.3 in. The wettest single month is August (326 mm / 12.8 in).
What is the driest month in Nong Khai?
The driest month in Nong Khai is December, averaging about 5 mm / 0.2 in of rainfall. Temperature that month averages 21.8°C / 71.2°F.
What months should I avoid visiting Nong Khai?
The least comfortable months for travel to Nong Khai — based on point-value climate at the city — are January, February, June, July, August, November, December. These are the wettest or coolest months at this location. Rainfall peaks at 326 mm / 12.8 in in August, and the coldest month averages 21.8°C / 71.2°F.
Is Nong Khai climate different from Thailand overall?
Yes, usually. Our Nong Khai figures are point-value climate normals sampled at the city itself, while our Thailand figures are area-weighted averages across the whole country. The two can diverge substantially in geographically diverse or elevation-varied countries. The month-by-month table below reflects Nong Khai specifically — usually the more actionable data for a traveller planning to spend time in the city.