UV Index in Glendive, United States

Last updated: May 3, 2025

Understanding the UV Index in Glendive, United States is essential for protecting your skin and overall health. With its semi-arid climate (BSk), Glendive experiences fluctuating UV levels throughout the day, peaking between 11 AM and 3 PM when they can soar high, reaching levels of 8. Being aware of these levels is crucial for preventing sunburns and long-term skin damage. By monitoring the UV Index, you can make informed choices about outdoor activities and take necessary precautions to enjoy the beautiful Montana sun safely. Stay informed and safeguard your skin in Glendive!

Hourly UV Index in Glendive

Starting the day with a gentle UV Index of 1 at 7:00 AM, the sun gradually intensifies, reaching 2 by 8:00 AM. By 9:00 AM, the index climbs to 4, marking the beginning of a more active sun exposure period. The peak arrives at 12:00 PM, where the UV Index hits a robust 8, indicating that it's time to seek shade and lather on the sunscreen. Throughout the afternoon, the levels maintain a high of 8 until 2:00 PM, before gently tapering off to 7 by 3:00 PM and gradually declining to 5 by 4:00 PM, and further down to 3 by 5:00 PM. As the day winds down, the index falls to 2 at 6:00 PM and finally settles back to 1 by 7:00 PM, signaling a safe return to outdoor activities as the sun sets. Stay sun-smart and enjoy your day!

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

Monthly UV Index Trends in Glendive

Throughout the year, the UV Index experiences significant fluctuations, with high-risk months typically occurring from April to September. During this period, levels reach their peak—10 in June and July, indicating a very high exposure category with a burn time of only 15 minutes. This highlights the importance of taking precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours. Conversely, the winter months of January, February, and December exhibit low to moderate UV levels (Index 2-4), allowing residents and visitors to enjoy outdoor activities with minimal risk. As UV exposure increases from March onward, it is crucial for everyone to stay informed and adapt their sun protection strategies accordingly.

Monthly Maximum UV Index for Glendive, United States

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

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

Glendive's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Glendive	2	4	5	9	8	10	10	9	8	5	3	2
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5