Monday, October 19, 2026 · Peru
Skin weather in Arequipa UV index & humidity today
What today’s weather in Arequipa does to your skin – based on current forecast data for UV, humidity and air quality.
Updated Oct 19, 2026, 3:10 AM local time
Today · Temperature10 to 25 °C
Low and high-
UV index
10.6
extreme
Peak UV index today: 10.6 – extreme.
Very high UV: the WHO advises avoiding the midday sun and reapplying sun protection regularly.
-
Humidity
42%outdoors
balanced
Average humidity today: 42%.
Balanced humidity – your usual routine works well.
-
Pollen
–
No pollen forecast is available for this region.
-
Air quality
96EAQI
very poor
European Air Quality Index up to 96 – very poor. Fine dust (PM2.5) averages 22.4 µg/m³.
Fine dust settles on the skin – cleanse thoroughly but gently in the evening.
Tomorrow
- 13 to 23 °C
- UV 10.6 · extreme
- 36% · dry
- Air quality: very poor
Skin climate in Arequipa through the year
When the air in Arequipa is driest and when the sun is strongest – based on climate data from recent years.
- In Arequipa the average daily temperature stays above 15 °C all year – heating is rarely needed. Outdoor humidity ranges between 22% and 85%.
- All year round the midday sun in Arequipa climbs higher than 45° – your shadow is shorter than you are. According to the WHO shadow rule, UV is then usually high.
- October brings the most sunshine, with around 360 hours.
| Month | Sunshine | Midday sun | Humidity outdoors | Indoors when heated | Avg. high |
|---|---|---|---|---|---|
| Jan | 294 h | 85° | 81% | – | 20.3 °C |
| Feb | 249 h | 87° | 84% | – | 20.2 °C |
| Mar | 265 h | 76° | 85% | – | 20.1 °C |
| Apr | 311 h | 64° | 63% | – | 21.9 °C |
| May | 327 h | 55° | 37% | – | 23.5 °C |
| Jun | 310 h | 50° | 27% | – | 22.7 °C |
| Jul | 322 h | 52° | 22% | – | 23.5 °C |
| Aug | 333 h | 60° | 25% | – | 23.4 °C |
| Sep | 335 h | 71° | 28% | – | 24.7 °C |
| Oct | 360 h | 83° | 35% | – | 24.5 °C |
| Nov | 350 h | 87° | 45% | – | 23.7 °C |
| Dec | 344 h | 83° | 61% | – | 22.7 °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 Arequipa today?
Today (October 19) the UV index in Arequipa reaches up to 10.6 – extreme. Very high UV: the WHO advises avoiding the midday sun and reapplying sun protection regularly.
How dry is the air in Arequipa today?
Average humidity today: 42%. Balanced humidity – your usual routine works well.
When is the air driest in Arequipa?
In Arequipa the average daily temperature stays above 15 °C all year – heating is rarely needed. Outdoor humidity ranges between 22% and 85%.
When is UV strongest in Arequipa?
All year round the midday sun in Arequipa climbs higher than 45° – your shadow is shorter than you are. According to the WHO shadow rule, UV is then usually high. October brings the most sunshine, with around 360 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.