UV Index in Santa Helena, Brazil
Last updated: January 2, 2025
Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.| | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 |
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| UVI | 1 | 3 | 6 | 10 | 13 | 15 | 14 | 11 | 7 | 3 | 1 | 1 | 0 |
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| Exposure | Low | Moderate | High | VeryHigh | Extreme | High | Moderate | Low |
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| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 25 min | 30 min | 45 min |
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UV Index throughout the year in Santa Helena
UV Index (UVI) in Santa Helena. Generated using Copernicus Atmosphere Monitoring Service information. Data for the period from January 2022 to January 2023.| | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 |
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| January | 1 | 3 | 6 | 10 | 13 | 15 | 14 | 11 | 7 | 3 | 1 | 1 | 0 |
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| February | 1 | 3 | 6 | 10 | 13 | 14 | 13 | 11 | 7 | 3 | 1 | 1 | 0 |
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| March | 1 | 3 | 7 | 11 | 15 | 16 | 15 | 11 | 7 | 3 | 1 | 1 | 0 |
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| April | 1 | 3 | 7 | 11 | 14 | 15 | 14 | 11 | 6 | 3 | 1 | 0 | 0 |
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| May | 1 | 3 | 6 | 10 | 13 | 13 | 12 | 9 | 5 | 2 | 1 | 0 | 0 |
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| June | 1 | 3 | 5 | 9 | 11 | 12 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
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| July | 1 | 2 | 5 | 8 | 10 | 11 | 10 | 8 | 5 | 2 | 1 | 0 | 0 |
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| August | 1 | 3 | 5 | 9 | 12 | 13 | 12 | 9 | 5 | 2 | 1 | 0 | 0 |
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| September | 1 | 3 | 6 | 10 | 12 | 13 | 12 | 9 | 5 | 2 | 1 | 0 | 0 |
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| October | 1 | 3 | 7 | 10 | 12 | 13 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
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| November | 1 | 4 | 7 | 10 | 13 | 13 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
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| December | 1 | 3 | 6 | 10 | 12 | 13 | 12 | 9 | 5 | 2 | 1 | 0 | 0 |
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Compare Santa Helena UV Index to other Brazil cities
Santa Helena's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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| Rio de Janeiro | 15 | 14 | 13 | 10 | 7 | 6 | 7 | 9 | 11 | 12 | 13 | 15 |
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| Sao Paulo | 16 | 15 | 12 | 11 | 8 | 6 | 7 | 9 | 11 | 13 | 14 | 15 |
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| Belo Horizonte | 17 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 12 | 13 | 14 | 16 |
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| Salvador | 14 | 14 | 14 | 13 | 10 | 9 | 9 | 12 | 12 | 15 | 15 | 14 |
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| Fortaleza | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
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| Santa Helena | 15 | 14 | 16 | 16 | 13 | 12 | 11 | 13 | 13 | 13 | 13 | 13 |
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Compare Santa Helena's UV Index to other cities in the world
Santa Helena's solar exposure compared to other cities in the world. Generated using Copernicus Atmosphere Monitoring Service information.| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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| Oslo | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
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| Berlin | 1 | 2 | 4 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
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| London | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
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| Toronto | 2 | 4 | 5 | 8 | 9 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |
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| New York City | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
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| Athens | 3 | 4 | 6 | 8 | 10 | 10 | 10 | 10 | 8 | 7 | 4 | 3 |
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| Tokyo | 3 | 5 | 8 | 9 | 11 | 11 | 11 | 11 | 10 | 7 | 5 | 4 |
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| Los Angeles | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
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| Shanghai | 5 | 6 | 8 | 10 | 10 | 11 | 12 | 11 | 11 | 8 | 6 | 4 |
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| Auckland | 14 | 14 | 10 | 7 | 4 | 3 | 3 | 5 | 7 | 10 | 11 | 13 |
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| Dubai | 6 | 7 | 11 | 11 | 12 | 11 | 10 | 11 | 10 | 8 | 6 | 5 |
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| Sydney | 14 | 13 | 11 | 8 | 5 | 3 | 4 | 6 | 8 | 10 | 12 | 14 |
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| Miami | 6 | 9 | 10 | 12 | 12 | 13 | 12 | 12 | 11 | 10 | 8 | 6 |
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| Mexico City | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
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| Jakarta | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
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| Santa Helena | 15 | 14 | 16 | 16 | 13 | 12 | 11 | 13 | 13 | 13 | 13 | 13 |
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