UV Index in Tarkwa, Ghana

Last updated: June 2, 2025

In Tarkwa, Ghana, staying informed about the UV Index is crucial for safeguarding your skin health and preventing sunburn. Understanding UV levels can help you make informed decisions about sun exposure and protect yourself from harmful effects. With Tarkwa’s tropical Aw climate, residents face significant UV risks, especially during peak hours when the index soars to 11 and 12 between 11 a.m. and 1 p.m. By being aware of these fluctuations, you can take proactive measures to enjoy the sun safely and maintain healthy skin year-round.

Hourly UV Index in Tarkwa

The UV Index throughout the day showcased a striking ascent, beginning at a mere 1 at 7:00 AM and rapidly climbing to its peak of 12 by noon. This intense radiation reached its zenith during the early afternoon, with values remaining high at 11 at both 11:00 AM and 1:00 PM. As the day progressed, the index softened, descending to 9 at 2:00 PM, before tapering off to 6 by 3:00 PM. The evening hours saw a notable decline, finishing the day with a gentle 1 at 5:00 PM and fading to 0 by 7:00 PM. Stay protected during 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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Tarkwa

Throughout the year, the UV Index exhibits significant seasonal changes, with the highest values typically occurring from March to September. The peak UV Index is reached in April at 14, indicating an extreme risk for skin damage, while January through July consistently maintain an extreme exposure category with an index of 11-14. The months of March, April, May, June, July, August, and September are particularly high-risk months, where the burn time is notably low at just 10 minutes. As we transition into November and December, the UV threat decreases slightly, presenting a very high exposure category, with burn times extending to 15 minutes. Visitors and residents are advised to take necessary precautions, such as applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak hours to mitigate the risk of UV-related skin damage. Stay vigilant, especially during the higher-index months!

Monthly Maximum UV Index for Tarkwa, Ghana

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

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

Tarkwa's solar exposure compared to other cities in Ghana. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Atsiaman UVI	10	11	12	14	13	12	11	12	12	12	10	9
Accra UVI	10	11	12	14	13	12	11	12	12	12	10	9
Takoradi UVI	10	11	12	14	13	12	11	12	12	12	10	9
Tarkwa	11	11	12	14	13	12	11	12	13	12	10	9
Kumasi UVI	10	11	12	14	13	13	12	12	13	12	10	9
Tamale UVI	10	11	12	13	12	13	13	13	13	12	10	9