UV Index in Koolbaai, Sint Maarten
Last updated: February 1, 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 | 2 | 4 | 7 | 9 | 11 | 10 | 8 | 6 | 3 | 1 | 1 | 0 |
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| Exposure | low | moderate | high | very high | extreme | very high | high | moderate | low |
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| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min |
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UV Index throughout the year in Koolbaai
UV Index (UVI) in Koolbaai. 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 | 1 | 3 | 6 | 8 | 9 | 9 | 7 | 5 | 2 | 1 | 0 | 0 |
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| February | 1 | 2 | 4 | 7 | 9 | 11 | 10 | 8 | 6 | 3 | 1 | 1 | 0 |
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| March | 1 | 2 | 5 | 8 | 11 | 13 | 12 | 10 | 6 | 3 | 1 | 1 | 0 |
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| April | 1 | 3 | 6 | 9 | 12 | 13 | 12 | 10 | 6 | 3 | 1 | 1 | 0 |
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| May | 1 | 3 | 6 | 9 | 12 | 13 | 12 | 10 | 6 | 3 | 1 | 1 | 0 |
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| June | 1 | 3 | 6 | 9 | 12 | 13 | 12 | 10 | 7 | 4 | 2 | 1 | 0 |
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| July | 1 | 3 | 6 | 9 | 12 | 13 | 12 | 10 | 7 | 4 | 2 | 1 | 0 |
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| August | 1 | 3 | 6 | 9 | 12 | 13 | 12 | 10 | 7 | 3 | 1 | 1 | 0 |
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| September | 1 | 3 | 6 | 10 | 13 | 14 | 13 | 10 | 6 | 3 | 1 | 1 | 0 |
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| October | 1 | 3 | 5 | 8 | 11 | 12 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
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| November | 1 | 2 | 4 | 7 | 9 | 9 | 8 | 6 | 3 | 1 | 1 | 0 | 0 |
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| December | 1 | 2 | 3 | 6 | 8 | 9 | 8 | 6 | 4 | 2 | 1 | 0 | 0 |
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Compare Koolbaai UV Index to other Sint Maarten cities
Koolbaai's solar exposure compared to other cities in Sint Maarten. Generated using Copernicus Atmosphere Monitoring Service information.| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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| Koolbaai | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 9 | 9 |
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| Simson Bay Village | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 9 | 9 |
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| Philipsburg | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 9 | 9 |
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| Lower Prince's Quarter | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 9 | 9 |
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Compare Koolbaai's UV Index to other cities in the world
Koolbaai'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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| Koolbaai | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 9 | 9 |
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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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