UV Index in Franklin, United States

Last updated: July 2, 2025

Understanding the UV Index in Franklin, United States, is crucial for protecting your skin and maintaining overall health. With its temperate Cfb climate, Franklin experiences varying UV levels throughout the day, making it essential to be aware of sun exposure, especially during peak hours when the UV Index can soar to 11. By recognizing UV levels, residents and visitors can take proactive measures to prevent sunburn and long-term skin damage. Whether you're enjoying the outdoors or simply running errands, knowing the UV Index helps you stay safe under the sun.

Hourly UV Index in Franklin

The UV Index today showcases a dramatic rise in sun intensity as the morning gives way to the blazing afternoon. Starting at a mild 1 at 7:00 AM, it gradually escalates to a moderate 3 by 9:00 AM. By 10:00 AM, the index spikes to 5, signaling a need for caution. As the clock approaches noon, the index reaches a peak of 10, representing a high risk for harm from unprotected sun exposure. The zenith of 11 at 1:00 PM demands serious precautions. However, by 4:00 PM, it begins to decline, settling at 6 by the late afternoon and tapering off to 1 by dusk. It's essential to stay protected during those peak hours to enjoy the sun safely!

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	5	moderate	30 min
11:00	8	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	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 Franklin

Throughout the year, the UV Index exhibits significant seasonal variation, with the highest risk months occurring from April to August. During this period, UV Index values peak at 11, categorized as extreme in May and July, leading to a reduced burn time of just 10 minutes. Residents and visitors should take caution, especially in these months, ensuring adequate sun protection such as sunscreen, protective clothing, and hats during peak daylight hours. As autumn approaches, UV exposure decreases, with the index dropping to moderate levels by November and December, but it remains essential to remain vigilant in sun protection year-round, particularly in the higher UV states of late spring and summer.

Monthly Maximum UV Index for Franklin, United States

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

The table above highlights how UV exposure in Franklin 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.

Franklin'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
Franklin	3	5	7	10	11	10	11	10	9	7	5	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