UV Index in Plano, United States

Last updated: June 2, 2025

In Plano, United States, awareness of the UV Index is essential for safeguarding your skin and overall health. Understanding UV levels helps you take proactive measures to prevent sunburn and reduce the risk of long-term skin damage. With a Dfa climate, Plano experiences intense sun exposure, particularly during peak hours when the UV Index can reach a maximum of 10. This means that residents and visitors alike must stay informed and take steps to protect themselves, ensuring enjoyable outdoor activities without the toll on skin health.

Hourly UV Index in Plano

The UV Index for today exhibits a clear rise in intensity as the sun reaches its peak. Starting from a gentle 1 at 07:00, the index climbs steadily, touching 2 by 08:00 before surging to 4 at 09:00. The real intensity kicks in around 10:00, where it peaks at a blazing 10 between 12:00 and 14:00, indicating a critical level of solar radiation. As the afternoon wanes, the index starts to dip, marking 8 at 15:00 before descending to 3 by 17:00. As evening approaches, the UV level recedes to 1 by 19:00, signaling a safer time for outdoor activities as the sun sets. Stay sun-smart!

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	6	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	10	very high	15 min
14:00	10	very high	15 min
15:00	8	very high	15 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 Plano

Throughout the year, UV index levels fluctuate significantly, with notable increases during the warmer months. January and February experience a moderate UV index of 3 and 4, allowing for a 30-minute burn time under the sun. As the seasons transition into March and onward, the risk escalates, peaking in June and July with a maximum UV index of 10—classifying these months as high-risk. During these summer months, individuals are advised to limit sun exposure to just 15 minutes to prevent skin damage. The trend continues with August and September maintaining high levels (UV index of 9 and 8 respectively) before tapering off in October (UV index 6) and returning to moderate levels in November and December (UV index of 4 and 2). Residents and visitors should prioritize sun protection, especially during the peak months of April through September.

Monthly Maximum UV Index for Plano, United States

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

The table above highlights how UV exposure in Plano 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.

Plano'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
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
Plano	3	4	6	8	9	10	10	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