Weather in Amerikas Förenta Stater in september
Country-wide climate normals across 27 cities in Amerikas Förenta Stater.
How Hot Is Amerikas Förenta Stater in september?
Hot weather dominates Amerikas Förenta Stater: September averages 28°C, with the warmest cities reaching 34°C.
Sunshine in Amerikas Förenta Stater in september
Sun and cloud trade off across Amerikas Förenta Stater in September: New York City averages 4.9h of direct sun a day, with daylight from 6:35 am to 7:05 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In Amerikas Förenta Stater In september?
Wet conditions dominate Amerikas Förenta Stater in September — New York City sees 101mm of rain across 9 days, with rain a near-daily feature in most regions. Some areas see considerably more, particularly mountain-facing or windward coasts. Plan around frequent showers and pack reliable rainwear.
Is Amerikas Förenta Stater Humid In september?
Amerikas Förenta Stater feels humid through September: 64% in New York City, similar nationwide. Warm days feel several degrees hotter than the thermometer suggests, and morning mist or post-rain steam is common. Drier upland or interior regions may feel a bit less oppressive.
Wind In Amerikas Förenta Stater In september
Gentle steady winds define Amerikas Förenta Stater's September: New York City averages 18 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Amerikas Förenta Stater In september
Amerikas Förenta Stater sees mostly cloudy weather through September: New York City averages 52% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.