UV Index in Murakami, Japan

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Murakami, Japan, as it provides essential information about sun exposure risks. With high UV levels often peaking midday, awareness helps protect against sunburn and long-term skin health issues. Given Murakami's Cfa climate, characterized by warm summers and significant sun exposure, knowing the UV Index can guide you in planning outdoor activities safely. By staying informed, you can enjoy the beautiful surroundings while minimizing your risk of UV-related health concerns.

Hourly UV Index in Murakami

The UV Index showcases a dynamic day of sun exposure, starting at a gentle 2 at 7:00 AM and gradually rising to an impressive peak of 10 by 11:00 AM. As the day progresses, the intensity of UV rays fluctuates; it remains strong with 9 at 12:00 PM before slowly declining. By 3:00 PM, the index drops to 4, signaling reduced UV intensity as afternoon approaches, and by the evening, it dwindles down to 1 by 5:00 PM and finally to 0 by 7:00 PM. This data highlights the importance of sun protection during peak hours, particularly between 10:00 AM and 2:00 PM, when the UV Index is at its highest.

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	4	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	10	very high	15 min
12:00	9	very high	15 min
13:00	8	very high	15 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 Murakami

Throughout the year, seasonal changes in the UV Index indicate varying levels of sun exposure risk. The high-risk months are primarily from April to August, where the UV Index peaks at 9-11 and exposure category ranges from very high to extreme, resulting in a burn time as short as 10 minutes during July and August. In contrast, the winter months of January, February, November, and December feature a moderate UV Index of 3-4, with a longer burn time of 30 minutes. Residents and visitors should take precautions during the high-risk months, such as seeking shade, wearing protective clothing, and using sunscreen, especially between 11 AM and 4 PM when the sun’s rays are most intense. As sun exposure can lead to skin damage, being cautious during peak UV periods is essential for maintaining skin health.

Monthly Maximum UV Index for Murakami, Japan

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

The table above highlights how UV exposure in Murakami 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.

Murakami'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
Murakami	3	4	7	9	9	10	11	11	9	6	4	3
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