UV Index in Kirby, United States

Last updated: May 3, 2025

In Kirby, United States, being aware of the UV Index is essential for safeguarding your skin and health from harmful sun exposure. The UV Index informs residents and visitors about the potential risk of sunburn, making it a crucial tool for outdoor activities, especially in the sunny climate typical of this region. With peak UV levels reaching a concerning 11 around noon, understanding these levels can help you take proactive measures against skin damage. Whether you're enjoying a day at the park or simply running errands, knowing the UV Index can mean the difference between fun in the sun and painful burns, promoting long-term skin health and safety.

Hourly UV Index in Kirby

The UV Index today rises steadily from the early morning, reaching a peak of 11 at noon and maintaining that intensity through the early afternoon. Starting at a mild 1 at 7:00, it quickly escalates to 2 at 8:00, then 3 by 9:00. At 10:00, it hits 6, and by 11:00, it soars to 9, signaling a significant increase in UV exposure. As the sun reaches its zenith, the index stabilizes at an alarming 11 from 12:00 to 14:00, before gradually descending to 9 at 15:00, and tapering off in the evening to 4 by 17:00, finally returning to a safe 1 by 19:00. It's a day to embrace the sun while keeping sunscreen and protective gear close at hand!

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	3	moderate	30 min
10:00	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Kirby

The UV Index experiences significant seasonal variations, with the most dangerous months for sun exposure falling between March and August. During this period, UV levels peak at 11 in May, June, and July, indicating an extreme risk of harm from unprotected sun exposure, where burn time can be as short as 10 minutes. Residents and visitors should take extra precautions during these months, such as wearing protective clothing, seeking shade, and applying broad-spectrum sunscreen regularly. As the year progresses into the fall and winter months, the UV Index decreases, reaching moderate levels in January and December, with a burn time of 30 minutes. However, even in these months, some sun protection is advisable.

Monthly Maximum UV Index for Kirby, United States

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

The table above highlights how UV exposure in Kirby 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.

Kirby'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
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Kirby	4	6	8	10	11	11	11	10	9	8	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5