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UV Index in Dominican Republic

Live UV forecast for 50 cities

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UV climate of Dominican Republic: overview

Dominican Republic stretches from 18.2086° to 19.848° latitude (Northern hemisphere), so UV conditions differ a lot from region to region. The clear-sky UV index reaches ≈ 9.4 in Azua (peak in May), while in Villa Bisono the yearly maximum is only ≈ 9.3.

UV index by month by climate zone

ZoneCitiesJFMAMJJASONDPeak
Tropical50 6.8 7.7 8.6 9.2 9.4 9.4 9.4 9.3 9 8.3 7.4 6.7 9.4

Calculated clear-sky noon peaks at the average latitude of each zone. Real values vary with clouds, altitude and ozone.

Sunniest cities in Dominican Republic (highest UV)

Azua · 9.4 in May Bajos de Haina · 9.4 in May Bani · 9.4 in May Bayaguana · 9.4 in May Bella Vista · 9.4 in May

Cities with the mildest sun

Villa Bisono · max 9.3 Tamboril · max 9.3 Santiago de los Caballeros · max 9.3 San Ignacio de Sabaneta · max 9.3 San Fernando de Monte Cristi · max 9.3

When do you need SPF in Dominican Republic?

Using Santo Domingo as a reference: the UV index reaches 6+ in January, February, March, April, May, June, July, August, September, October, November and December. In the sunniest zones (see table) SPF 30–50+ is needed almost year-round; in the mildest — only in late spring and summer.

FAQ: UV index in Dominican Republic

What is the highest UV index in Dominican Republic?

The calculated clear-sky maximum is ≈ 9.4 — in Azua around May. Values above this occur only near the equator and in high mountains.

Which city in Dominican Republic is the sunniest?

Azua (peak ≈ 9.4), followed by Bajos de Haina and Bani. The mildest sun is in Villa Bisono (max ≈ 9.3).

When is SPF needed in Dominican Republic?

In Santo Domingo and similar latitudes the UV reaches 6+ in January, February, March, April, May, June, July, August, September, October, November and December: use SPF 30–50+ on sunny days. Protection is advised from UV 3.

Is UV 11+ possible in Dominican Republic?

No — the local maximum is ≈ 9.4. UV 11+ occurs only near the equator, in deserts and high mountains.