Monday, October 19, 2026 · Russia
Skin weather in Saint Petersburg UV index, humidity & pollen today
What today’s weather in Saint Petersburg does to your skin – based on current forecast data for UV, humidity, pollen and air quality.
Updated Oct 19, 2026, 11:10 AM local time
Today · Temperature3 to 9 °C
Low and high-
UV index
1.6
low
Peak UV index today: 1.6 – low.
Up to UV 2, the WHO says most people need no sun protection.
-
Humidity
29%indoors when heated
very dry
Outdoors 79% humidity – heat it to 21 °C and only around 29% is left indoors.
Dry air draws moisture from your skin – a richer moisturiser makes sense today.
-
Pollen
None
No significant pollen today.
-
Air quality
61EAQI
poor
European Air Quality Index up to 61 – poor. Fine dust (PM2.5) averages 27.4 µg/m³.
Fine dust settles on the skin – cleanse thoroughly but gently in the evening.
Tomorrow
- 3 to 9 °C
- UV 1.6 · low
- 26% · very dry
- Pollen: none
- Air quality: poor
Skin climate in Saint Petersburg through the year
When the air in Saint Petersburg is driest and when the sun is strongest – based on climate data from recent years.
- Indoor air in Saint Petersburg is driest in February: heated to 21 °C, humidity indoors drops to around 16%.
- From September to May, the average daily temperature stays below 15 °C – the time when heating is usually on.
- From May to July, 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.
- July brings the most sunshine, with around 420 hours.
| Month | Sunshine | Midday sun | Humidity outdoors | Indoors when heated | Avg. high |
|---|---|---|---|---|---|
| Jan | 28 h | 9° | 90% | 17% | -3 °C |
| Feb | 89 h | 17° | 87% | 16% | -3.1 °C |
| Mar | 204 h | 27° | 80% | 20% | 2.7 °C |
| Apr | 294 h | 39° | 73% | 25% | 8.2 °C |
| May | 384 h | 49° | 70% | 36% | 14.3 °C |
| Jun | 415 h | 53° | 72% | – | 20.6 °C |
| Jul | 420 h | 52° | 74% | – | 23.3 °C |
| Aug | 341 h | 44° | 80% | – | 21.2 °C |
| Sep | 244 h | 32° | 82% | 50% | 16.2 °C |
| Oct | 140 h | 20° | 85% | 34% | 9 °C |
| Nov | 36 h | 11° | 90% | 26% | 2.9 °C |
| Dec | 21 h | 7° | 89% | 18% | -1.7 °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 Saint Petersburg today?
Today (October 19) the UV index in Saint Petersburg reaches up to 1.6 – low. Up to UV 2, the WHO says most people need no sun protection.
How dry is the air in Saint Petersburg today?
Outdoors 79% humidity – heat it to 21 °C and only around 29% is left indoors. Dry air draws moisture from your skin – a richer moisturiser makes sense today.
How high is the pollen count in Saint Petersburg today?
No significant pollen today.
When is the air driest in Saint Petersburg?
Indoor air in Saint Petersburg is driest in February: heated to 21 °C, humidity indoors drops to around 16%. From September to May, the average daily temperature stays below 15 °C – the time when heating is usually on.
When is UV strongest in Saint Petersburg?
From May to July, 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. July brings the most sunshine, with around 420 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.