Roma in May
May in Roma is peak autumn, and the weather reflects it. You're looking at average daily highs of 22.3 degrees.
Expect the mercury to hit around 22.3 degrees during the day and settle at 11.3 degrees after dark. That's solidly pleasant territory. Great for being outdoors.
May is 4.8 degrees cooler than Roma's yearly average.
You're looking at 10mm of rain across 4 days in a typical May. That's barely a sprinkle.
Sunshine-wise, May delivers around 14.7 MJ/m2 of daily solar radiation. UV sits in the very high category. You'll want SPF 50+ and a decent hat.
Our Comfort Score rates May at 9.2/10. That's about as good as it gets.
For your suitcase: a mix of short and long sleeves, and SPF 50+ sunscreen and a hat.
Scroll down for the detailed climate data, or explore what nearby cities are like in May.
May at a Glance
Temperature Range
Daily temperature range in May. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
Coming From Overseas?
How May in Roma stacks up against major cities around the world.
About 4 degrees warmer and considerably drier.
About 1 degrees cooler and considerably drier.
About 2 degrees cooler and considerably drier.
How May Compares
Roma's monthly climate at a glance. May is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 33.9 | 23.1 | 115mm | 3.2 |
| Feb | 32.4 | 21.9 | 54mm | 4.9 |
| Mar | 30.0 | 20.1 | 102mm | 5.8 |
| Apr | 24.7 | 13.9 | 76mm | 9.7 |
| May | 22.3 | 11.3 | 10mm | 9.2 |
| Jun | 18.6 | 6.8 | 16mm | 6.5 |
| Jul | 17.7 | 6.8 | 18mm | 5.9 |
| Aug | 24.2 | 11.3 | 28mm | 10.0 |
| Sep | 26.7 | 12.3 | 3mm | 9.5 |
| Oct | 30.7 | 16.8 | 29mm | 6.5 |
| Nov | 31.9 | 20.3 | 163mm | 4.3 |
| Dec | 32.6 | 20.9 | 66mm | 4.6 |