UV Index
UV Index
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Today's UV index in Saipan, Northern Mariana Islands 
will be up to 12.4, indicating a extreme level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
UV index at 12.4 in Saipan means extreme risk; limit outdoor time from 10 a.m. to 4 p.m., use shade, protective clothing, SPF 30+ sunscreen, and sunglasses; watch for bright surfaces like water and snow increasing UV exposure.
The UV index in Saipan is often very high due to its tropical marine climate and location near the equator. On a typical day, the UV index can reach levels of 10 or higher, which is considered extreme. It's important to take precautions to protect yourself from the sun's harmful rays.
Saipan has two main seasons: the dry season and the rainy season. The dry season lasts from December to June and is characterized by lower humidity and temperatures in the upper 70s to low 80s Fahrenheit. The rainy season, which runs from July to November, sees higher humidity and temperatures in the upper 80s Fahrenheit, along with increased rainfall and a greater chance of typhoons.
Compared to its region and neighboring countries, Saipan's weather is generally similar to other tropical island destinations in the Pacific. However, its location near the equator means that it experiences higher temperatures and UV index levels than some of its closer neighbors, such as Guam and the Philippines. The rainy season in Saipan is also typically more active than in some other parts of the Western Pacific, with a higher risk of typhoons and heavy rainfall.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Saipan. It's designed to provide you with a better understanding of the yearly weather and sun exposure.