UV Index in Kahnuj, Iran

Last updated: June 2, 2025

Understanding the UV Index in Kahnuj, Iran, is crucial for protecting your skin and overall health under the sun-drenched skies of this BWh climate zone. The daily UV levels can range significantly, peaking around midday with an extreme value of 12, indicating a high risk of harm from unprotected sun exposure. By being aware of these levels, residents and visitors can take proactive steps against sunburn, skin aging, and more serious health issues like skin cancer. With the sun's intensity fluctuating throughout the day, particularly from 10 AM to 2 PM, understanding and respecting the UV Index can help ensure that outdoor activities are both enjoyable and safe.

Hourly UV Index in Kahnuj

At sunrise, the UV Index starts modestly at 2 around 07:00, but as the sun climbs higher, it rapidly intensifies. By 10:00, it peaks at an impressive 9, with a maximum of 12 reached at noon. This high UV index indicates a critical time for sun protection, as the levels moderate slightly in the afternoon. At 13:00, it remains robust at 11, tapering down to 6 by 15:00, before declining further to 4 at 16:00. As evening approaches, the UV Index drops to a minimal 1 by 18:00, finally settling at 0 by 19:00. This data reflects the importance of sunscreen and protective measures, especially during the peak hours of 10:00 to 14:00 when exposure is most harmful.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	2	low	45 min
08:00	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Kahnuj

The UV Index exhibits significant seasonal variation, with the highest risk of exposure occurring between March and September, when values reach as high as 14 in July. During these months, the Exposure category is classified as extreme, necessitating caution with a burn time as short as 10 minutes. Conversely, from October to February, the UV Index decreases significantly, falling to a maximum of 7 in February, representing a high risk level with burn times of 15 to 25 minutes. Visitors and residents are advised to practice sun safety during high-risk months by seeking shade, wearing protective clothing, and applying sunscreen regularly to mitigate harmful effects from UV radiation.

Monthly Maximum UV Index for Kahnuj, Iran

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Kahnuj. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Kahnuj, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Kahnuj UV Index with Other Iran Cities

The table above highlights how UV exposure in Kahnuj compares to other major locations across Iran. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Kahnuj's solar exposure compared to other cities in Iran. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Karaj UVI	4	5	8	9	12	12	11	10	10	7	4	3
Mashhad UVI	4	5	8	10	12	12	12	11	10	7	4	3
Tehran UVI	4	6	8	9	13	12	11	10	10	7	5	3
Tabriz UVI	4	5	9	10	12	12	12	11	9	7	4	3
Isfahan UVI	5	7	10	10	13	13	12	11	10	9	6	4
Kahnuj	6	7	11	11	13	12	14	12	11	9	6	6