Weather in Portoriko in maj
Country-wide climate normals across 15 cities in Portoriko.
How Hot Is Portoriko in maj?
Uniform heat across Portoriko's May: averages climb to 30°C nationally with overnight lows of 24°C, narrow spread from coast to interior. The hottest cities like Guaynabo register similar readings to the coolest, so plan for consistently hot weather across the country.
Sunshine in Portoriko in maj
Portoriko sees limited sun in May: just 1.4h a day in San Juan, with heavy cloud cover common across most regions. Daylight runs from 5:50 am to 6:50 pm, but persistent grey skies and overcast stretches mean direct sunlight is genuinely scarce. Many days pass without any prolonged sunny spells.
Does It Rain In Portoriko In maj?
Wet conditions dominate Portoriko 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 Portoriko Humid In maj?
Heavy oppressive humidity covers Portoriko in May: 77% on average in San Juan, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In Portoriko In maj
Portoriko's May has gentle wind — San Juan averages 19 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In Portoriko In maj
Heavy overcast covers Portoriko in May: 75% cloud cover in San Juan, 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.