Climate averages 1991–2020
Siracusa weather
in May.
A warm, very dry month: the 6th warmest and the 4th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Siracusa: daytime highs average 22.5°C and nights cool to about 15.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 14 mm of rain on roughly 3 days, which makes May a very dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 08 min on an average May day.
The nearest other city in this atlas is Catania (50 km away). In May its highs average 23.8°C, 1.2°C warmer than Siracusa, with 29 mm of rain.
Among the 79 cities listed in Italy, Siracusa ranks joint 21st of 79 for the warmest May highs and 2nd of 79 for the driest May (rainfall, lowest first). The mean May high of those 79 cities is 21.8°C; Siracusa is 0.8°C warmer than that mean.
From May to June, average highs rise by 4.4°C to 27.0°C, and monthly rainfall falls from 14 mm to 10 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Siracusa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 14.4°C9.3°C | 9.3°C | 73 | 8.3 | 9.910 h |
| February | 14.6°C9.1°C | 9.1°C | 59 | 7.5 | 10.811 h |
| March | 16.3°C10.3°C | 10.3°C | 48 | 6.5 | 11.912 h |
| April | 18.6°C12.5°C | 12.5°C | 27 | 5.2 | 13.113 h |
| May, selected | 22.5°C15.9°C | 15.9°C | 14 | 3.1 | 14.114 h |
| June | 27.0°C19.9°C | 19.9°C | 10 | 1.4 | 14.715 h |
| July | 30.0°C22.8°C | 22.8°C | 4.2 | 0.9 | 14.414 h |
| August | 30.5°C23.7°C | 23.7°C | 9.8 | 1.7 | 13.614 h |
| September | 26.8°C21.1°C | 21.1°C | 48 | 6.2 | 12.512 h |
| October | 23.1°C18.0°C | 18.0°C | 68 | 8.4 | 11.311 h |
| November | 19.1°C14.3°C | 14.3°C | 73 | 8.2 | 10.210 h |
| December | 15.7°C11.0°C | 11.0°C | 80 | 9.1 | 9.710 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Catania in MayItaly · 50 kmHigh 23.8°C · Low 15.2°C · 29 mm rain
- Ragusa in MayItaly · 53 kmHigh 20.7°C · Low 12.6°C · 24 mm rain
- Gela in MayItaly · 93 kmHigh 23.2°C · Low 14.4°C · 11 mm rain
- Reggio Calabria in MayItaly · 120 kmHigh 22.8°C · Low 14.3°C · 24 mm rain
- Messina in MayItaly · 127 kmHigh 22.1°C · Low 15.5°C · 30 mm rain
- Valletta in MayMalta · 148 kmHigh 20.3°C · Low 17.1°C · 5.7 mm rain
- Palermo in MayItaly · 205 kmHigh 22.8°C · Low 15.6°C · 37 mm rain
- Lamezia Terme in MayItaly · 228 kmHigh 21.4°C · Low 14.8°C · 54 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Siracusa) is explained once on the Siracusa year overview and on the Sources, method and limits page.