UV Index
UV Index
Today's UV index in Zanjan, Iran 
will be up to 11.5, indicating a extreme level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-07-22
UV index at 11.5 in Zanjan means extreme risk: limit outdoor time especially from 10 a.m. to 4 p.m., actively seek shade, wear protective clothing, broad-brimmed hat, apply SPF 30+ sunscreen every 2 hours, and wear UV-blocking sunglasses. Watch for bright surfaces like water and snow increasing UV exposure.
The UV index in Zanjan, Iran, varies throughout the year, reaching moderate to high levels during summer months and lower levels in winter, reflecting the city's exposure to sunlight and atmospheric conditions.
Zanjan experiences cold winters with occasional snowfall and mild to warm summers. Spring and autumn are transitional seasons featuring moderate temperatures and occasional rain, making the climate continental with distinct seasonal changes.
Compared to other parts of Iran, Zanjan is cooler due to its higher altitude and northern location. It is generally colder than southern cities like Shiraz or Bandar Abbas but warmer than mountainous regions farther north and west.
See the UV index hour by hour for Zanjan, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.