Gaithersburg UV Index Today
- Current UV Index5.0
- Peak UV Index7.0
- Temperature22.5 ℃
- Peak UV at 1 PM
- Protection Recommended ☀️
Last updated:
The UV index in Gaithersburg, United States 
will reach a high of 5 today. This means a normal level of sun exposure. See our tips below to stay safe!
Hourly Forecast Chart
Today's Safety Tips
Check the live data above for the current conditions and stay safe in the sun!
Gaithersburg's UV Index
Gaithersburg's UV index varies throughout the year, reaching higher levels in summer months around 7 to 9, and dropping to low levels near 1 or 2 during winter.
Weather Seasons
Seasonally, Gaithersburg experiences warm, humid summers with temperatures often in the 80s°F (27-32°C), and cold winters with occasional snow and temperatures sometimes below freezing. Spring and fall are mild and pleasant with more moderate temperatures.
Gaithersburg's Climate
Compared to other parts of the Mid-Atlantic region, Gaithersburg has similar seasonal weather patterns but slightly cooler winters than southern states. It is generally warmer and less snowy than northern states like Pennsylvania or New York. Neighboring Maryland cities show comparable weather trends.
Hourly UV Index Trend
See the UV index hour by hour for Gaithersburg. When the level is high, it's smart to find some shade.
- TimeUVLevelTemp
- 12 PM5.0moderate22 ℃
Nearby Cities
Check the UV index in other cities near Gaithersburg.