Thái Nguyên sees only 109 sunny days a year — overcast skies are common. Summers are intensely hot — air conditioning is essential. On the other hand, air quality is a concern.
Thái Nguyên, Vietnam is a 258K-resident city with 109 sunny days and 0 frost days annually and an annual PM2.5 of 30.4 µg/m³. A city in Vietnam.
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Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 23 | 24 | 27 | 30 | 34 | 34 | 34 | 33 | 32 | 30 | 29 | 23 | 29 |
| Daily mean°C | 18 | 20 | 22 | 25 | 29 | 31 | 31 | 30 | 28 | 24 | 24 | 18 | 25 |
| Daily low°C | 13 | 15 | 18 | 21 | 25 | 27 | 27 | 27 | 25 | 21 | 19 | 14 | 21 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 26 | 28 | 31 | 35 | 40 | 40 | 40 | 40 | 38 | 35 | 33 | 27 | 34 |
| Mean feelsDaily mean feels-like°C | 18 | 20 | 24 | 27 | 32 | 35 | 35 | 34 | 31 | 24 | 25 | 17 | 27 |
| Low feelsDaily low feels-like°C | 8 | 12 | 17 | 21 | 26 | 29 | 29 | 29 | 26 | 17 | 16 | 8 | 20 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 82 | 84 | 83 | 82 | 77 | 78 | 77 | 83 | 84 | 74 | 73 | 69 | 79 |
| Dewpoint°C | 14.4 | 16.2 | 19.6 | 22.7 | 25.2 | 26.0 | 26.2 | 26.1 | 25.2 | 20.3 | 18.3 | 11.5 | 21.0 |
| Precipitation | |||||||||||||
| Rainfallmm | 33 | 47 | 70 | 111 | 254 | 258 | 254 | 426 | 228 | 69 | 32 | 7 | 1789 |
| Rain days≥1mm | 5 | 12 | 13 | 14 | 19 | 21 | 23 | 27 | 22 | 8 | 5 | 3 | 172 |
| Wind | |||||||||||||
| Wind avgm/s | 1.6 | 1.5 | 1.9 | 2.2 | 1.9 | 1.6 | 1.9 | 1.5 | 1.4 | 1.8 | 1.7 | 1.6 | 1.7 |
| Wind gustsm/s | 3.5 | 3.1 | 3.6 | 3.7 | 3.6 | 3.0 | 3.3 | 2.6 | 2.8 | 4.0 | 3.1 | 3.3 | 3.3 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 2.6 | 3.0 | 2.7 | 4.0 | 8.0 | 8.0 | 9.8 | 7.9 | 8.0 | 5.6 | 6.9 | 5.7 | 6.0 |
| Clear skyindex | 12% | 18% | 17% | 23% | 29% | 22% | 30% | 23% | 29% | 30% | 45% | 38% | 26% |
| UV indexmax avg | 2.7 | 2.6 | 2.7 | 3.6 | 6.4 | 7.1 | 7.7 | 7.0 | 6.8 | 6.2 | 4.9 | 3.2 | 5.1 |
Outdoor living in Thái Nguyên is seasonal. January through February are perfect for all activities, while May through September shut things down. Dinner outside works 6/12 months, while walking works 7/12 months.
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Air Quality
Thái Nguyên reports an annual PM2.5 of 30.4 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Thái Nguyên reports an annual PM2.5 of 30.4 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
PM2.5 annual average of 30.4 µg/m³ exceeds the WHO interim target of 15 µg/m³. The WHO guideline value is 5 µg/m³.
Data sources: WHO (air quality), OECD (safety).
Why not Thái Nguyên? Honestly, air quality is a meaningful downside — at 30.4 µg/m³ annual PM2.5, Thái Nguyên sits above the EU limit, which may matter for allergy sufferers or long-term residents.