Weather in Severní Mariany in září
Country-wide climate normals across 10 cities in Severní Mariany.
How Hot Is Severní Mariany in září?
Uniform heat across Severní Mariany's September: averages climb to 29°C nationally with overnight lows of 27°C, narrow spread from coast to interior. The hottest cities like Sinapalo Village register similar readings to the coolest, so plan for consistently hot weather across the country.
Sunshine in Severní Mariany in září
Persistent cloud and grey skies define Severní Mariany's September: about 0.8h of sun a day in Saipan. Daylight is in short supply too, running from 6:05 am to 6:15 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In Severní Mariany In září?
Monsoon-like conditions dominate Severní Mariany's September: Saipan sees 359mm of rain across 27 days, similar nationwide. Heavy showers fall almost daily, often in dramatic afternoon downpours. Sunshine is brief between storms, and humidity stays high throughout the month.
Is Severní Mariany Humid In září?
Severní Mariany is enveloped in tropical-thick humidity through September: Saipan averages 77%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In Severní Mariany In září
Severní Mariany sees consistent breezes in September — averaging 24 kph in Saipan, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In Severní Mariany In září
Severní Mariany's September is dominated by overcast skies: Saipan averages 79% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.