☀ UV-INDEX.INFO
Home / Northern Mariana Islands

UV Index in Northern Mariana Islands

Live UV forecast for 1 cities

SaipanUV index now →
No cities found for your search

UV climate of Northern Mariana Islands: overview

Northern Mariana Islands stretches from 15.2123° to 15.2123° latitude (Northern hemisphere), so UV conditions differ a lot from region to region. The clear-sky UV index reaches ≈ 9.7 in Saipan (peak in May), while in Saipan the yearly maximum is only ≈ 9.7.

UV index by month by climate zone

ZoneCitiesJFMAMJJASONDPeak
Tropical1 7.6 8.3 9.1 9.6 9.7 9.6 9.6 9.7 9.5 8.9 8.1 7.5 9.7

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

Sunniest cities in Northern Mariana Islands (highest UV)

Cities with the mildest sun

When do you need SPF in Northern Mariana Islands?

Using Saipan 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 Northern Mariana Islands

What is the highest UV index in Northern Mariana Islands?

The calculated clear-sky maximum is ≈ 9.7 — in Saipan around May. Values above this occur only near the equator and in high mountains.

Which city in Northern Mariana Islands is the sunniest?

Saipan (peak ≈ 9.7), followed by
Warning: Undefined array key 1 in /home/semencher/domains/uv-index.info/public_html/country-en.php on line 178

Warning: Trying to access array offset on value of type null in /home/semencher/domains/uv-index.info/public_html/country-en.php on line 178

Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home/semencher/domains/uv-index.info/public_html/country-en.php on line 178
and
Warning: Undefined array key 2 in /home/semencher/domains/uv-index.info/public_html/country-en.php on line 178

Warning: Trying to access array offset on value of type null in /home/semencher/domains/uv-index.info/public_html/country-en.php on line 178

Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /home/semencher/domains/uv-index.info/public_html/country-en.php on line 178
. The mildest sun is in Saipan (max ≈ 9.7).

When is SPF needed in Northern Mariana Islands?

In Saipan 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 Northern Mariana Islands?

No — the local maximum is ≈ 9.7. UV 11+ occurs only near the equator, in deserts and high mountains.