UV Index in Dinuba, United States

Last updated: July 2, 2025

In Dinuba, United States, understanding the UV Index is essential for protecting your skin and maintaining overall health. With peak UV levels reaching a remarkable 11 during the sunniest hours, awareness of these radiation levels is crucial for preventing sunburn and reducing the risk of long-term skin damage. Dinuba's semi-arid climate often sees clear skies, which can amplify UV exposure risks, so staying informed about daily UV fluctuations can help you make better decisions about sun protection. Whether you're enjoying the outdoor beauty of Dinuba or simply running errands, knowing the UV Index can keep your skin safe and healthy.

Hourly UV Index in Dinuba

The UV Index steadily climbs as the day progresses, starting from a mild 1 at 7:00 AM and reaching a peak of 11 by 1:00 PM. Sun-seekers and outdoor enthusiasts should be mindful, as the index hits a high of 10 at 12:00 PM, signaling significant UV exposure. After this peak, the index gradually decreases, dropping to 8 by 3:00 PM, and continuing to decline to 1 by 7:00 PM. For safe sun enjoyment, it’s best to take precautions during those high UV hours, particularly between 11:00 AM and 2:00 PM. Remember to sport your hats and sunscreen!

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	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Dinuba

Throughout the year, the UV Index experiences notable fluctuations, with peak levels occurring in the summer months. March through August sees particularly high readings, with the highest index of 11 observed in June and July, indicating extreme exposure risk and a quick burn time of just 10 minutes. Consequently, these months are considered high-risk for UV exposure, necessitating diligent sun protection measures. Residents and visitors are advised to minimize sun exposure during midday hours, wear protective clothing, and use broad-spectrum sunscreen to safeguard against potential skin damage. As the year progresses, the UV Index generally decreases, reaching lower levels in the fall and winter, with January through February representing a period of moderate exposure.

Monthly Maximum UV Index for Dinuba, United States

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

The table above highlights how UV exposure in Dinuba 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.

Dinuba'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
Dinuba	4	5	8	9	10	11	11	10	9	7	4	3
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