UV Index in Mosta, Malta

Last updated: July 2, 2025

In Mosta, Malta, understanding the UV Index is crucial for safeguarding your skin health. With an average maximum UV level reaching 11 during peak hours, residents and visitors alike should be aware of their sun exposure to prevent sunburn and long-term skin damage. Mosta's Mediterranean climate brings warm summers and ample sunshine, which can significantly elevate UV radiation risks, especially between 11:00 AM and 3:00 PM when protection is most essential. By staying informed about the daily UV Index, you can enjoy the sun safely while protecting your skin from harmful effects.

Hourly UV Index in Mosta

As the sun rises, the UV Index begins at a mild 1 at 07:00, gradually escalating throughout the morning. By 10:00, it peaks at a robust 6, and then skyrockets to its maximum of 11 by 13:00—a time when protective measures become essential. The intensity starts to wane in the afternoon, dropping to 8 at 15:00, and further retreating to a gentle 1 by evening. It's a classic case of the sun's power, reminding us to stay vigilant and shield ourselves 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	8	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Mosta

Throughout the year, the UV Index exhibits significant seasonal variations, with the highest risk occurring during the summer months of June and July. Visitors and residents should take note that from March to August, UV exposure escalates, peaking at an extreme level of 11 in July, where the burn time is only 10 minutes. The high-risk months include April and May, both with a UV Index of 9, and the very high categories remain consistent through to September. In contrast, the winter months of January, February, November, and December see a decrease in UV intensity, with indices dropping to the moderate category. To protect against harmful UV exposure, it is advisable to seek shade, wear protective clothing, and apply sunscreen during high-index periods, particularly from March to September.

Monthly Maximum UV Index for Mosta, Malta

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

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

Mosta's solar exposure compared to other cities in Malta. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mosta	3	5	7	9	9	10	11	10	8	7	4	3
San Pawl il-Bahar UVI	3	5	7	9	9	10	11	10	8	7	4	3
Zabbar UVI	3	5	7	9	9	10	11	10	8	7	4	3
Qormi UVI	3	5	7	9	9	10	11	10	8	7	4	3
Birkirkara UVI	3	5	7	9	9	10	11	10	8	7	4	3