UV Index
UV Index
Today's UV index in Hannover, Germany 
will be up to 5.3, indicating a moderate level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index reaching up to 5.3 in Hannover, 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.
The UV index in Hannover is moderate, usually ranging from 2 to 6 depending on the season, with higher values in summer and lower in winter. It rarely reaches extreme levels.
Hannover experiences four clear seasons: cold winters with occasional snow, mild springs with blooming flowers, warm summers often reaching around 24°C, and cool to chilly autumns with colorful leaves and rain.
Compared to other parts of Germany, Hannover has a moderate climate, cooler than the southern regions like Bavaria but warmer than northern coastal areas. Neighboring countries like the Netherlands and Poland have similar weather patterns with slight differences in temperature and rainfall.
See the UV index hour by hour for Hannover, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.