Measurements:
°C
°F
Aci Castello
68°F
E 1 mph
Feels like: 68°F
Precip: 4%
World Resorts Italy Aci Castello Weather May Weather in Aci Castello

Aci Castello Weather: May

Average Day Temperature: 76.4°F
Average Night Temperature: 61.3°F
Sea Water Temperature: 66.3°F
Number of Sunny Days: 18 days
Sunshine Hours: 13.8 - 14.6 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.5 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 84°F. The lowest night temperature was 54°F. The average values for day and night temperatures during May were 75.0°F и 63.5°F respectivly.

Aci Castello Water Sea Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Aci Castello was 67.0°F. The maximum and minimum values were 63.0°F and 69.8°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Aci Castello is 0.5 in.

Wind Speed in May, mph

The average wind speed in May is 4.9 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Aci Castello in May is 10.2 hours.

Best Time to Visit Aci Castello
The most sunny months:
July 29 days
August 26 days
June 24 days
The most warm months:
July 95.2 °F
August 94.0 °F
June 88.3 °F
Warmest sea temperature:
August 85.2 °F
September 82.9 °F
July 82.9 °F
The most cold months:
January 56.3 °F
February 58.8 °F
December 59.1 °F
The most rainy months:
October 2 days
November 2 days
February 1 day
The most windy months:
January 6 mph
February 6 mph
March 5 mph

Aci Castello on the Weather Map

Italy Resorts:
NAME
F°
Amalfi +62
Bari +72
Bibione +54
Catania +68
Florence +64
Genoa +50
Lido di Jesolo +58
Naples +72
Palermo +58
Rimini +58
Rome +64
Scalea +48
Sicily +64
Tropea +68
Venice +58
24 Hours Weather Forecast
Aci Castello
Local time: 05:02
04 oct, sunday
0600 68°F
E
1 mph
0900 72°F
NE
2 mph
1200 80°F
NW
4 mph
1500 80°F
NW
11 mph
1800 76°F
NW
9 mph
2100 72°F
NW
2 mph
05 oct, monday
0000 70°F
E
2 mph
0300 68°F
SE
1 mph