UV Index in Katunayaka, Sri Lanka
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 | 9 | 12 | 12 | 11 | 8 | 4 | 2 | 1 | 0 | 0 |
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| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low |
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| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min |
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UV Index throughout the year in Katunayaka
UV Index (UVI) in Katunayaka. 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 | 9 | 12 | 12 | 11 | 8 | 4 | 2 | 1 | 0 | 0 |
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| February | 1 | 3 | 7 | 10 | 13 | 13 | 12 | 8 | 5 | 2 | 1 | 0 | 0 |
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| March | 2 | 4 | 7 | 11 | 14 | 15 | 13 | 9 | 5 | 2 | 1 | 0 | 0 |
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| April | 2 | 4 | 8 | 12 | 14 | 14 | 12 | 9 | 5 | 2 | 1 | 0 | 0 |
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| May | 2 | 5 | 8 | 12 | 14 | 14 | 12 | 8 | 5 | 2 | 1 | 0 | 0 |
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| June | 2 | 4 | 7 | 10 | 13 | 12 | 10 | 7 | 4 | 2 | 1 | 0 | 0 |
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| July | 2 | 4 | 7 | 10 | 12 | 12 | 11 | 8 | 4 | 2 | 1 | 0 | 0 |
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| August | 2 | 4 | 8 | 11 | 13 | 13 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
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| September | 2 | 4 | 8 | 11 | 14 | 14 | 12 | 8 | 4 | 2 | 1 | 0 | 0 |
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| October | 2 | 4 | 8 | 11 | 13 | 12 | 10 | 7 | 3 | 1 | 1 | 0 | 0 |
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| November | 2 | 4 | 7 | 10 | 11 | 11 | 8 | 5 | 3 | 1 | 1 | 0 | 0 |
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| December | 1 | 3 | 6 | 9 | 10 | 10 | 9 | 6 | 3 | 1 | 1 | 0 | 0 |
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Compare Katunayaka UV Index to other Sri Lanka cities
Katunayaka's solar exposure compared to other cities in Sri Lanka. Generated using Copernicus Atmosphere Monitoring Service information.| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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| Jaffna | 11 | 13 | 14 | 15 | 13 | 12 | 13 | 13 | 14 | 12 | 11 | 10 |
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| Moratuwa | 11 | 13 | 14 | 15 | 14 | 12 | 13 | 14 | 14 | 13 | 11 | 10 |
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| Maharagama | 11 | 13 | 14 | 15 | 14 | 12 | 13 | 14 | 14 | 13 | 11 | 10 |
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| Katunayaka | 12 | 13 | 15 | 14 | 14 | 13 | 12 | 13 | 14 | 13 | 11 | 10 |
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| Dehiwala-Mount Lavinia | 12 | 13 | 14 | 15 | 14 | 12 | 13 | 14 | 14 | 13 | 11 | 10 |
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| Colombo | 12 | 14 | 14 | 15 | 14 | 13 | 13 | 13 | 14 | 13 | 11 | 10 |
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Compare Katunayaka's UV Index to other cities in the world
Katunayaka'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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| Katunayaka | 12 | 13 | 15 | 14 | 14 | 13 | 12 | 13 | 14 | 13 | 11 | 10 |
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| Jakarta | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
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