UV Index in Kali, Indonesia

Last updated: July 2, 2025

Understanding the UV Index is crucial for the residents and visitors of Kali, Indonesia, where the warm, tropical Af climate can lead to high levels of ultraviolet radiation. With daily peaks often reaching 12 to 13, awareness of UV levels is essential for preventing sunburn and promoting long-term skin health. Knowing when to seek shade and protect your skin can significantly reduce the risk of damage, especially between 10 AM and 2 PM, when UV exposure is at its highest. Embrace the sunshine wisely by staying informed about the UV Index in your area!

Hourly UV Index in Kali

The UV Index data reveals a clear peak of sun intensity throughout the day. At 12:00 PM, the UV Index reaches its maximum level of 13, indicating the highest risk of harm from unprotected sun exposure. The morning starts off mild, with a UV Index of 1 at 07:00 and gradually escalates to 6 by 09:00, making it essential to wear sunscreen. As the clock strikes 11:00 AM, the intensity hits 12, urging everyone to seek shade. The afternoon sees a decline, dipping to 5 at 15:00 and falling further to 1 by 17:00, before gently fading into the evening with no UV risk from 18:00 onward. Plan outdoor activities wisely, especially between 10:00 AM and 2:00 PM, to ensure safety under the sun!

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	1	low	45 min
08:00	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Kali

The UV index throughout the year remains consistently high, with extreme exposure levels observed across all months. From January to March, UV indices peak at 16-17, indicating the highest risk months for sunburn with a brief burn time of just 10 minutes. As spring transitions into summer, the index remains elevated, fluctuating between 12-15 until October. Even during the fall and winter months, the UV index stays notably high, especially between September and November. Given these consistently high readings, it is crucial for both visitors and residents to take precautions such as applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours to minimize the risk of UV exposure and skin damage.

Monthly Maximum UV Index for Kali, Indonesia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Kali. 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 Kali, 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 Kali UV Index with Other Indonesia Cities

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

Kali's solar exposure compared to other cities in Indonesia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Surabaya UVI	13	15	14	12	12	10	11	12	14	13	13	13
Bekasi UVI	14	16	16	14	11	10	10	11	13	15	14	13
Jakarta UVI	14	16	16	14	11	10	10	11	13	15	14	13
Medan UVI	13	15	15	15	14	12	12	13	14	14	13	12
Bandung UVI	15	16	16	15	12	11	11	12	14	15	15	14
Kali	14	16	17	16	15	12	13	14	15	14	14	13