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UV Index in Papua New Guinea

Live UV forecast for 13 cities

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UV climate of Papua New Guinea: overview

Papua New Guinea stretches from -9.4772° to -3.5496° latitude (Southern hemisphere), so UV conditions differ a lot from region to region. The clear-sky UV index reaches ≈ 10.6 in Wewak (peak in March), while in Port Moresby the yearly maximum is only ≈ 10.1. As in the whole Southern hemisphere, the sun is strongest from November to February — opposite to Europe and North America.

UV index by month by climate zone

ZoneCitiesJFMAMJJASONDPeak
Equatorial13 10 10.3 10.4 9.9 9.4 8.9 9.1 9.7 10.2 10.4 10.2 10 10.4

Calculated clear-sky noon peaks at the average latitude of each zone. In the equatorial belt the UV stays high all year round, with two maxima around the equinoxes. Real values vary with clouds, altitude and ozone.

Sunniest cities in Papua New Guinea (highest UV)

Wewak · 10.6 in March Kimbe · 10.5 in October Kokopo · 10.5 in March Madang · 10.5 in March Arawa · 10.4 in March

Cities with the mildest sun

Port Moresby · max 10.1 Popondetta · max 10.2 Daru · max 10.2 Bulolo · max 10.3 Mount Hagen · max 10.4

When do you need SPF in Papua New Guinea?

Using Port Moresby 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 Papua New Guinea

What is the highest UV index in Papua New Guinea?

The calculated clear-sky maximum is ≈ 10.6 — in Wewak around March. Values above this occur only near the equator and in high mountains.

Which city in Papua New Guinea is the sunniest?

Wewak (peak ≈ 10.6), followed by Kimbe and Kokopo. The mildest sun is in Port Moresby (max ≈ 10.1).

When is SPF needed in Papua New Guinea?

In Port Moresby 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 Papua New Guinea?

No — the local maximum is ≈ 10.6. UV 11+ occurs only near the equator, in deserts and high mountains.