UV Index in Erechim, Brazil

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents of Erechim, Brazil, where sunny days are frequent and UV exposure can significantly impact skin health. With peaks reaching up to 6 during midday hours, awareness of these levels can help prevent sunburn and long-term skin damage. Given Erechim's Cfa climate, characterized by warm summers, it’s essential to monitor UV radiation, especially during outdoor activities. Protect yourself and your loved ones by staying informed about the UV Index and taking appropriate precautions to enjoy the sun safely!

Hourly UV Index in Erechim

The UV Index throughout the day presents a dynamic interplay of sunlight, peaking at 12:00 PM and 1:00 PM with a robust 6. Early risers will enjoy the gentle warmth with a UV Index of 0 at 7:00 AM, slowly climbing to 1 by 8:00 AM. As the morning progresses, it reaches 3 at 10:00 AM and then escalates to its highest at noon. Afternoon hours see a gradual decline, dipping back to 5 at 2:00 PM before gently dropping to 3 by 3:00 PM. As the sun sets, the index retreats below 1 from 5:00 PM onward, concluding with a soothing 0 at 6:00 PM and remaining steady until dusk. Make sure to stay protected during the peak hours, especially when the sun's rays are at their strongest!

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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	8	very high	15 min
13:00	8	very high	15 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Erechim

Throughout the year, the UV Index experiences significant seasonal variations, with the highest levels occurring from January to March and November to December, categorized as extreme with a burn time of just 10 minutes. April marks a transition with a very high UV Index of 10, while May and July see a decrease to high levels, allowing for longer burn times of 25 minutes. The summer months, June and August, present moderate to very high risks, where careful sun protection is still recommended. As September rolls in, the UV levels remain at very high, necessitating vigilance. Visitors and residents should take extra precautions in these high-risk months—especially from January to March and November to December—by wearing sunscreen, protective clothing, and seeking shade to minimize harmful exposure.

Monthly Maximum UV Index for Erechim, Brazil

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

The table above highlights how UV exposure in Erechim compares to other major locations across Brazil. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Erechim's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Erechim	15	15	13	10	7	5	6	8	10	13	15	15
Rio de Janeiro UVI	15	14	13	10	7	6	7	9	11	12	13	15
Sao Paulo UVI	16	15	12	11	8	6	7	9	11	13	14	15
Belo Horizonte UVI	17	16	14	12	9	7	8	10	12	13	14	16
Salvador UVI	14	14	14	13	10	9	9	12	12	15	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13