Weather in 괌 in 8월
Country-wide climate normals across 15 cities in 괌.
How Hot Is 괌 in 8월?
괌 sees consistently hot August weather — average highs of 29°C, average lows of 26°C, with minimal regional differences. Whether you're in Dededo Village or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in 괌 in 8월
Dark, overcast days dominate 괌 in August — Dededo Village sees just 0.7h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In 괌 In 8월?
괌 is in the heart of its rainy season: Dededo Village measures 515mm of rain across 30 days in August, and the pattern repeats across nearly all regions. Persistent heavy rain, occasional thunderstorms, and saturated air define the entire country's weather.
Is 괌 Humid In 8월?
Saturated air defines 괌's August: humidity at 77% in Dededo Village, 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 괌 In 8월
Light breezes are typical across 괌 in August: 20 kph in Dededo Village, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In 괌 In 8월
괌's August is dominated by overcast skies: Dededo Village averages 79% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.