20-Year Climate Average
Rome, Lazio, Italy Weather in May
Normal High
73°F
Normal Low
55°F
Rainy Days
~14 of the month
Chance of Rain
45%
Humidity
70%
UV index
Not available
Daylight
14.6 hours
Peak wind
9 mph
Usually good for: running and hiking.
Based on May climate records from 2006–2025 (Open-Meteo Historical Weather Archive). These are planning averages, not a forecast. Data: Open-Meteo.com, CC BY 4.0.
Current conditions
Forecast versus the climate baseline
70°F
It currently feels like 72°F with 72% humidity, a 60°F dew point and 2 mph wind. Climate averages describe the month; this live reading is what matters for plans today.
79° / 60° · 15% rain
68° / 64° · 70% rain
79° / 65° · 20% rain
Best Months to Visit Rome, Lazio, Italy
Ranked by historical rainy-day frequency — the driest months over the past 20 years.
Methodology
Monthly values use the 2001–2020 observation period. Temperature, precipitation, humidity or dew point, wind, UV and daylight are shown only when the selected source provides them; unavailable fields are never estimated or silently replaced. These are planning normals, not guarantees for a specific trip.
What is the weather like in Rome, Lazio, Italy in May?
The 20-year average high in Rome, Lazio, Italy in May is 73°F, with a low around 55°F and about 14 rainy days.