UV Index in Ferndale, United States

Last updated: June 2, 2025

In Ferndale, United States, understanding the UV Index is crucial for protecting your skin and overall health. With the region's Csb climate, residents often face varying UV levels, which can drastically increase during peak hours. The UV Index provides essential insights into the intensity of ultraviolet radiation, helping you take proactive steps to prevent sunburn and long-term skin damage. On certain days, the index can peak as high as 11, necessitating vigilant sun protection measures from mid-morning to early afternoon. Stay informed to enjoy the sun safely!

Hourly UV Index in Ferndale

The UV Index for today shows a dramatic rise as the sun ascends into the sky. Starting at a mild 1 by 07:00, the index gradually builds, reaching 3 by 09:00 and peaking at an intense 11 at 13:00—a level where sun protection is crucial. From this pinnacle, the values start to decline, tapering off to 10 at 14:00 and then gradually decreasing through the afternoon and evening, with values of 6 at 16:00 and sliding down to 1 by 19:00. Plan your outdoor activities accordingly, and remember to protect your skin 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	3	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	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 Ferndale

Throughout the year, the UV Index experiences significant fluctuations, impacting the level of sun exposure risk for individuals. High-risk months include March through September, where the UV Index reaches high to extreme levels, with the highest recorded in June at 11. During these peak months, the recommended burn time decreases to as little as 10 to 15 minutes, indicating a need for heightened precautions. Visitors and residents are strongly advised to protect their skin by using sunscreen, wearing protective clothing, and seeking shade during the peak sunlight hours, especially from April to September, to minimize the risk of harmful UV exposure. Conversely, in the winter months (December to February), the UV levels are more moderate, allowing for safer outdoor activities with longer burn times of 30 to 45 minutes.

Monthly Maximum UV Index for Ferndale, United States

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

The table above highlights how UV exposure in Ferndale 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.

Ferndale'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
Ferndale	3	4	7	8	10	11	10	10	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