UV Index in Biltine, Chad

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Biltine, Chad, where the BWh climate brings plenty of sunshine year-round. With peak UV levels soaring to 12 between 11:00 AM and 1:00 PM, awareness of these harmful ultraviolet rays becomes essential for sunburn prevention and overall skin health. By tracking UV exposure, you can protect yourself and your loved ones from the risks of overexposure, ensuring you enjoy the sunny days safely while minimizing the potential for long-term skin issues.

Hourly UV Index in Biltine

The UV Index throughout the day reveals a dynamic pattern of sun exposure. Starting off gently at 7:00 AM with a moderate 2, the intensity quickly escalates. By 9:00 AM, it reaches a robust 7, and then peaks at 12 during the 11:00 AM and 12:00 PM hours, signaling a high risk for sunburn. As the afternoon unfolds, the UV levels gradually taper off, dipping to 5 by 3:00 PM, before plunging to 1 by 5:00 PM and finally settling at a restful 0 after 6:00 PM. This underscores the importance of sun safety during the peak hours when protection is crucial.

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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Biltine

The UV Index experiences significant seasonal changes, peaking from February to October with readings consistently in the extreme category. March through September are particularly high-risk months, with a maximum UV Index of 13 in March and sustained 12 ratings in four consecutive months. In these months, the burn time is as little as 10 minutes, indicating the need for precautions. Residents and visitors should be diligent about sun protection, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak hours. As the year transitions into November and December, the UV Index drops to 10 and 9 respectively, categorized as very high, allowing for slightly extended burn times of 15 minutes; however, vigilance is still recommended.

Monthly Maximum UV Index for Biltine, Chad

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

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

Biltine's solar exposure compared to other cities in Chad. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Abeche UVI	10	12	12	11	11	11	12	13	12	10	9	9
Biltine	10	12	13	12	12	11	12	12	12	11	10	9
N'Djamena UVI	10	12	13	12	12	12	13	13	13	11	10	9
Sarh UVI	11	12	13	13	13	12	13	14	14	12	10	10
Moundou UVI	11	12	13	14	13	12	13	13	14	12	10	10
Kelo UVI	11	12	13	13	13	12	13	14	14	12	10	10