0.0
00%
00.0 ℃
Today's UV index in Frederick, United States will be up to 3.4, indicating a moderate 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 a UV index reaching up to 3.4 in Frederick, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
Frederick, Maryland's weather is characterized by a moderate UV index, ranging from 3 in winter to 9 in summer, with an average annual UV index of 5.5. This indicates a moderate risk of UV radiation.
The city experiences four distinct seasons, with cold winters, mild springs, hot and humid summers, and colorful autumns. Winter temperatures average around 34°F (1°C), while summer temperatures average around 87°F (31°C).
Compared to the Mid-Atlantic region, Frederick's weather is similar to neighboring cities like Washington D.C. and Baltimore. However, it is slightly cooler than cities in the southeastern United States and warmer than those in the northeastern states.