UV Index
UV Index
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Today's UV index in Jersey City, United States 
will be up to 1.4, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
Today, the UV index suggests low sun danger (0-2) in Jersey City, reaching up to 1.4. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Jersey City.
The UV index in Jersey City can vary throughout the year. During the summer months, from June to August, the UV index is typically high, ranging from 7 to 9 (which is considered very high to extreme), meaning extra precautions should be taken to protect your skin and eyes from the sun's harmful rays. In the spring and autumn months, the UV index generally ranges from 5 to 7 (moderate to high), so it's still important to stay sun-safe. During the winter, from December to February, the UV index is lower, usually around 2 to 3 (low to moderate), but it's still advisable to protect yourself.
Jersey City experiences four distinct seasons throughout the year. In the spring, from March to May, temperatures start to rise, ranging from around 11 °C (52 °F) to 20 °C (68 °F). Summer, from June to August, is the warmest season, with temperatures ranging from 21 °C (70 °F) to 31 °C (88 °F). Autumn, from September to November, brings cooler temperatures, ranging from 13 °C (55 °F) to 24 °C (75 °F). Winter, from December to February, is the coldest season, with temperatures ranging from -2 °C (28 °F) to 6 °C (43 °F).
Compared to its region, Jersey City has a moderate amount of sun exposure. Located in the northeastern part of the United States, the area experiences a good amount of sunshine throughout the year. On average, there are approximately 210 sunny days, which is slightly higher than the national average. However, due to its location, Jersey City also experiences significant cloud cover, especially during the winter months. It's important to keep this in mind when planning outdoor activities and sun protection measures.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Jersey City. It's designed to provide you with a better understanding of the yearly weather and sun exposure.