UV Index in Le Roy, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Le Roy, United States, where sunny days can lead to increased exposure to harmful ultraviolet rays. By keeping an eye on the UV levels, you can take proactive steps to prevent sunburn and safeguard your skin's health. Le Roy's Dfa climate brings warm summers that elevate UV exposure risks, especially during midday hours when the index peaks at a significant 10. Familiarizing yourself with these UV Index readings can help you enjoy the sun safely while protecting yourself and your family from long-term skin damage.

Hourly UV Index in Le Roy

At dawn, the UV Index starts at a mild 1 by 07:00, gradually climbing to 2 by 08:00 as the sun rises. The warmth intensifies, reaching 4 at 09:00 and peaking at a significant 10 between noon and 14:00, signaling the need for sun protection. As the afternoon rolls in, the index begins to dip, settling at 8 by 15:00 before tapering off further to 5 at 16:00. By the evening, the UV levels gracefully descend back to 2 at 18:00 and return to a safe 1 by 19:00, marking a day's journey through varying sun exposure. Be mindful of the midday sun, and stay protected 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	2	low	45 min
09:00	4	moderate	30 min
10:00	6	high	25 min
11:00	8	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 Le Roy

Throughout the year, UV exposure varies significantly, with the highest risk occurring from April to September. In this period, the UV Index peaks at 11 in June (extreme), necessitating careful sun protection, as burn times drop to just 10 minutes. Notably, May and July also present very high levels, with an index of 10 and a burn time of 15 minutes. Conversely, the colder months, from November to February, feature lower UV ratings; however, even in these months, the burn time can be as little as 25 minutes during peak times. Visitors and residents are advised to take appropriate precautions during high-risk months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours when the sun's intensity is greatest.

Monthly Maximum UV Index for Le Roy, United States

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

The table above highlights how UV exposure in Le Roy 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.

Le Roy'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
Le Roy	3	6	6	9	10	11	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