UV Index in Ashibetsu, Japan

Last updated: May 3, 2025

In Ashibetsu, Japan, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can help prevent sunburn and long-term skin damage, making it essential for residents and visitors alike. With a climate classified as Dfb, Ashibetsu experiences varied UV exposure, peaking at a significant 9 around midday, which underscores the need for vigilance during sunny days. By staying aware of the UV Index, you can take sensible precautions to enjoy the outdoors safely.

Hourly UV Index in Ashibetsu

At dawn, the UV Index begins at a mild 3 by 07:00, gradually climbing as the sun rises. By 08:00, it reaches 5, hinting at returning outdoor activities. The intensity peaks at 11:00 with a robust 9, signaling the need for sun protection. From there, it gently declines, recording 8 at 12:00 and 7 at 13:00, before tapering off further to 6 by 14:00. As afternoon gives way to evening, the index drops to 4 at 15:00 and continues its descent to a low of 1 by 17:00 and 18:00. Finally, the UV reaches 0 as the sun sets at 19:00, marking a day that started softly but peaked in intensity.

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	3	moderate	30 min
08:00	5	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	8	very high	15 min
13:00	7	high	25 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Ashibetsu

Throughout the year, the UV Index experiences significant seasonal changes, impacting the risk of sunburn and the need for protective measures. The highest risk months are from May to September, characterized by very high UV Index levels of 9 to 10 and a burn time of just 15 minutes. In contrast, January and December present a much lower risk with a UV Index of 2, allowing for longer exposure times of 45 minutes. Residents and visitors are advised to take special care during peak months by wearing protective clothing, using sunscreen, and seeking shade to minimize UV exposure. As conditions fluctuate, it's essential to stay informed and adjust sun protection strategies accordingly.

Monthly Maximum UV Index for Ashibetsu, Japan

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

The table above highlights how UV exposure in Ashibetsu 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.

Ashibetsu'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
Ashibetsu	2	3	6	7	9	9	10	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