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Météo pour Sainte-Hélène en septembre

Normales climatiques nationales pour 15 villes de Sainte-Hélène.

Moyenne haute
21°C
Minimale moyenne
19°C
Précipitations
32 mm
Ensoleillement
1.1h/jour
Humidité
78%
Écart
13–24°C

How Hot Is Sainte-Hélène in septembre?

Warm conditions cover Sainte-Hélène: capital Georgetown averages 21°C, with the warmest cities at 24°C and the coolest at 13°C.

Sunshine in Sainte-Hélène in septembre

Limited sunshine and short daylight define Sainte-Hélène's September: Georgetown averages just 1.1h of direct sun, with the sun up between 6:50 am and 6:55 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.

Does It Rain In Sainte-Hélène In septembre?

Dry conditions cover most of Sainte-Hélène in September: Georgetown sees 32mm across 9 days, with limited regional variation. Rain comes in short bursts rather than sustained spells, and most days pass without precipitation. The driest regions see noticeably less.

Is Sainte-Hélène Humid In septembre?

Sainte-Hélène is enveloped in tropical-thick humidity through September: Georgetown averages 78%, 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 Sainte-Hélène In septembre

Persistent breeze shapes Sainte-Hélène's September: 32 kph in Georgetown, with consistent wind across the country. The conditions are ideal for sailing and other wind sports, but can be disruptive for fine outdoor work.

Cloud Cover In Sainte-Hélène In septembre

Sainte-Hélène's September is dominated by overcast skies: Georgetown averages 81% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.

Autres mois pour Sainte-Hélène