Northern Mariana Islands weather in August - temperature, rain and is it a good time to visit?

Daytime
31°
Night
26°
🌊 Sea
30°
☀️ Day length
12 h 39 min
Chance of rain
73%
Thunder days
11%
Humid days
100%
WEATHER THROUGH THE YEARNorthern Mariana Islands - August vs the year29°24°29°24°29°24°30°25°31°26°31°26°31°26°31°26°31°26°30°26°31°26°30°25°CHANCE OF RAIN (%)575754515460667382786162JanFebMarAprMayJunJulAugSepOctNovDecWARMESTMay (31°)COLDESTJan (29°)DRIESTApr (51%)WETTESTSep (82%)world-prices.com · 2026-07-08 · ★ best months
In August, Northern Mariana Islands averages about 31° during the day and 26° at night. Rain is fairly likely - around a 73% chance on a given day, so pack for showers. The sea is around 30°C - very warm for swimming.

Northern Mariana Islands weather all year - average temperatures and rain

MonthDayNightChance of rain
January ★ 29℃24℃57%
February ★ 29℃24℃57%
March ★ 29℃24℃54%
April 30℃25℃51%
May 31℃26℃54%
June 31℃26℃60%
July 31℃26℃66%
August 31℃26℃73%
September 31℃26℃82%
October 30℃26℃78%
November 31℃26℃61%
December 30℃25℃62%
★ - months most often recommended for travel
Travelling soon? Check the live 14-day weather forecast for Northern Mariana Islands.

Northern Mariana Islands weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember