Weather in Porto Rico in mai
Country-wide climate normals across 15 cities in Porto Rico.
How Hot Is Porto Rico in mai?
Porto Rico sees consistently hot May weather — average highs of 30°C, average lows of 24°C, with minimal regional differences. Whether you're in San Juan or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Porto Rico in mai
Limited sunshine and short daylight define Porto Rico's May: San Juan averages just 1.4h of direct sun, with the sun up between 5:50 am and 6:50 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Porto Rico In mai?
Wet conditions dominate Porto Rico in May — San Juan sees 108mm of rain across 18 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 Porto Rico Humid In mai?
Porto Rico is enveloped in tropical-thick humidity through May: San Juan 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 Porto Rico In mai
Gentle steady winds define Porto Rico's May: San Juan averages 19 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Porto Rico In mai
Porto Rico's May is dominated by overcast skies: San Juan averages 75% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.