previous uv index - SERP Analysis

https://www.weather.gov/rah/uv

https://www.cpc.ncep.noaa.gov/products/stratosphere/uv_index/uv_annual.shtml

https://www.epa.gov/sunsafety/sun-safety-monthly-average-uv-index-2006-2023

https://openweathermap.org/api/old-uvi

https://en.wikipedia.org/wiki/Ultraviolet_index

https://www.temis.nl/uvradiation/UVindex.php

https://www.arpansa.gov.au/our-services/monitoring/ultraviolet-radiation-monitoring/ultraviolet-radiation-index

https://www.uvindextoday.com/usa/oregon/multnomah-county/portland-uv-index/historical-data

https://www.coppertone.com/sun-facts/uv-index

https://www.reddit.com/r/weather/comments/114ccgk/past_uv_index_ratings_for_specific_dates_for_my/