Monday, October 19, 2026 · China
Skin weather in Nanjing UV index & humidity today
What today’s weather in Nanjing does to your skin – based on current forecast data for UV, humidity and air quality.
Updated Oct 19, 2026, 7:10 PM local time
Today · Temperature16 to 18 °C
Low and high-
UV index
1.2
low
Peak UV index today: 1.2 – low.
Up to UV 2, the WHO says most people need no sun protection.
-
Humidity
89%outdoors
humid
Average humidity today: 89%.
Humid air – lighter textures often feel more comfortable today.
-
Pollen
–
No pollen forecast is available for this region.
-
Air quality
63EAQI
poor
European Air Quality Index up to 63 – poor. Fine dust (PM2.5) averages 21.8 µg/m³.
Fine dust settles on the skin – cleanse thoroughly but gently in the evening.
Tomorrow
- 17 to 19 °C
- UV 0.5 · low
- 96% · humid
- Air quality: moderate
Skin climate in Nanjing through the year
When the air in Nanjing is driest and when the sun is strongest – based on climate data from recent years.
- Indoor air in Nanjing is driest in January: heated to 21 °C, humidity indoors drops to around 23%.
- From November to March, the average daily temperature stays below 15 °C – the time when heating is usually on.
- From March to October, the midday sun climbs higher than 45° – your shadow is then shorter than you are. According to the WHO shadow rule, UV is then usually high.
- August brings the most sunshine, with around 294 hours.
| Month | Sunshine | Midday sun | Humidity outdoors | Indoors when heated | Avg. high |
|---|---|---|---|---|---|
| Jan | 216 h | 37° | 69% | 23% | 9.5 °C |
| Feb | 178 h | 45° | 71% | 27% | 10.3 °C |
| Mar | 224 h | 55° | 67% | 39% | 17.3 °C |
| Apr | 239 h | 67° | 67% | – | 22.6 °C |
| May | 259 h | 77° | 71% | – | 26.3 °C |
| Jun | 243 h | 81° | 78% | – | 29.7 °C |
| Jul | 266 h | 79° | 80% | – | 32.9 °C |
| Aug | 294 h | 72° | 78% | – | 33.3 °C |
| Sep | 232 h | 60° | 80% | – | 29.1 °C |
| Oct | 216 h | 48° | 78% | – | 23 °C |
| Nov | 217 h | 39° | 72% | 44% | 17.9 °C |
| Dec | 229 h | 35° | 67% | 24% | 10.5 °C |
Indoors when heated = humidity when outdoor air is warmed to 21 °C (only months with a daily average below 15 °C). Midday sun = sun angle in mid-month.
Frequently asked questions
What is the UV index in Nanjing today?
Today (October 19) the UV index in Nanjing reaches up to 1.2 – low. Up to UV 2, the WHO says most people need no sun protection.
How dry is the air in Nanjing today?
Average humidity today: 89%. Humid air – lighter textures often feel more comfortable today.
When is the air driest in Nanjing?
Indoor air in Nanjing is driest in January: heated to 21 °C, humidity indoors drops to around 23%. From November to March, the average daily temperature stays below 15 °C – the time when heating is usually on.
When is UV strongest in Nanjing?
From March to October, the midday sun climbs higher than 45° – your shadow is then shorter than you are. According to the WHO shadow rule, UV is then usually high. August brings the most sunshine, with around 294 hours.
Your skin weather, every morning.
Lumée reads UV, humidity, pollen and air quality for your location and turns them into skincare that fits this exact day.
Skin weather nearby
All cities →Data: WDTEC GmbH’s own weather servers – temperature, UV index and humidity from weather models, air quality and pollen from the Copernicus Atmosphere Monitoring Service (CAMS). Ratings: UV per WHO, air quality per European Air Quality Index, pollen per NAB. Skincare tips are general recommendations and do not replace medical advice.