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Today's UV index in Bethesda, United States will be up to 7.8, indicating a high 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.
With Bethesda's UV index reaching 7.8, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours between 10 a.m. and 4 p.m., when UV rays are strongest.
Bethesda, Maryland experiences a humid subtropical climate with a moderate UV index, ranging from 3 in winter to 9 in summer. This indicates a moderate to high risk of UV radiation throughout the year.
The city has four distinct seasons, with cold winters, mild springs, hot and humid summers, and colorful autumns. Temperatures vary greatly, with average lows around 24°F (-4°C) in January and highs around 87°F (31°C) in July.
Compared to the Mid-Atlantic region, Bethesda's climate is relatively similar, with neighboring cities like Washington D.C. and Baltimore experiencing similar temperature and precipitation patterns. In contrast, neighboring countries like Canada have colder winters, while the southeastern United States has milder winters and hotter summers.