UV Index in Kadogawa, Japan

Last updated: August 1, 2025

In Kadogawa, Japan, being aware of the UV Index is crucial for protecting your skin and preventing sunburn. Understanding UV levels helps residents and visitors alike to enjoy the sun safely while safeguarding their long-term skin health. With a Cfa climate characterized by warm summers, Kadogawa experiences significant UV exposure, peaking during midday when values can soar to 12. Staying informed about these levels empowers you to take proactive measures against harmful UV radiation, ensuring a safe and enjoyable outdoor experience.

Hourly UV Index in Kadogawa

The UV Index for the day reveals a dynamic shift in sun exposure, peaking dramatically between 11:00 AM and 1:00 PM. Starting the morning with a mild maximum of 2 at 7:00 AM, the index steadily rises, reaching 12 by midday—an indication of high risk for harm from unprotected sun exposure. As the afternoon progresses, it dips to 10 at 2:00 PM and then gradually decreases to a more moderate level of 4 by 4:00 PM. By the evening, the UV Index settles back down to 1 by 6:00 PM, signaling a safe time to enjoy the outdoors again. Be sure to protect your skin during those peak hours!

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	5	moderate	30 min
10:00	8	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	7	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 Kadogawa

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 Kadogawa, Japan

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

The table above highlights how UV exposure in Kadogawa 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.

Kadogawa'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
Kadogawa	5	6	9	10	12	12	12	12	11	8	6	4