UV Index in Kawaminami, Japan

Last updated: June 2, 2025

In Kawaminami, Japan, being aware of the UV Index is essential for protecting your skin and maintaining overall health. Understanding UV levels is crucial, especially during the peak hours when sunburn risks are highest, helping you make informed choices about sun exposure. With a climate characterized by hot summers and mild winters, Kawaminami experiences significant UV exposure, particularly between late morning and early afternoon when the index can peak at 12. Stay vigilant and informed to enjoy the sun safely while safeguarding your skin's health!

Hourly UV Index in Kawaminami

The UV Index begins its rise at 7:00 AM with a low of 2, gradually climbing to a moderate 3 by 8:00 AM. By 9:00 AM, it reaches 6, but it's at 10:00 AM when the sun truly bears down, peaking at a high of 9. The intensity continues to soar, hitting a maximum of 12 at 12:00 PM, making it the most UV-active hour of the day. From there, it subtly declines, dropping back to 11 at 1:00 PM, and 9 at 2:00 PM. The afternoon brings relief as the index falls to 6 by 3:00 PM and continues to decrease, settling at 4 by 4:00 PM. As the day winds down, the UV Index dips to 2 by 5:00 PM and further to a safe 1 by 6:00 PM and stays consistent through 7:00 PM. Stay sun-smart and avoid peak UV hours for your skin's safety!

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	1	low	45 min

Monthly UV Index Trends in Kawaminami

As the seasons change, so do the UV index levels, significantly affecting sun exposure and safety. Throughout the year, high-risk months generally occur from March to September, where the UV index peaks at 12, classified as extreme exposure, particularly during May through August. During these months, burn time is as short as 10 minutes, necessitating vigilant sun protection measures. Visitors and residents are urged to use sunscreen, wear protective clothing, and seek shade during peak hours to mitigate the risk of skin damage. In contrast, the UV index is lower in January, February, October, and November, where exposure is categorized as moderate to high; however, sunscreen remains advisable during all months to ensure skin health year-round.

Monthly Maximum UV Index for Kawaminami, Japan

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

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

Kawaminami's solar exposure compared to other cities in Japan. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sapporo UVI	2	3	6	7	9	9	9	10	8	5	3	2
Yokohama UVI	3	5	8	9	11	11	11	11	10	7	5	4
Tokyo UVI	3	5	8	9	11	11	11	11	10	7	5	4
Nagoya UVI	4	6	8	10	11	11	11	11	10	7	5	3
Osaka UVI	4	6	8	11	11	11	12	11	10	7	5	3
Kawaminami	5	6	9	10	12	12	12	12	11	8	6	4