Weather in セントヘレナ in 12月
Country-wide climate normals across 15 cities in セントヘレナ.
How Hot Is セントヘレナ in 12月?
セントヘレナ's December is consistently warm — typical 22°C, with no major regional outliers.
Sunshine in セントヘレナ in 12月
Limited sunshine and short daylight define セントヘレナ's December: Georgetown averages just 1.4h of direct sun, with the sun up between 6:35 am and 7:10 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In セントヘレナ In 12月?
Most regions of セントヘレナ stay dry in December — Georgetown averages 29mm across 8 days, with even less rainfall in arid regions. Showers come and go, but long dry stretches between them dominate the calendar. Coastal regions may see slightly more than the inland average, but the overall pattern is reliably dry.
Is セントヘレナ Humid In 12月?
Saturated air defines セントヘレナ's December: humidity at 79% in Georgetown, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In セントヘレナ In 12月
セントヘレナ sees consistent breezes in December — averaging 28 kph in Georgetown, 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 セントヘレナ In 12月
Heavy overcast covers セントヘレナ in December: 80% cloud cover in Georgetown, with similar grey conditions in most regions. Direct sun is rare, and the pattern is persistent across the country. Coastal and northern regions feel especially heavy.