Warm
Average highs sit around 26°C, giving warm days by monthly-average standards.
September verdict
Very good for holiday weather
Average highs sit around 26°C, giving warm days by monthly-average standards. Sunshine averages 8.1h per day, so bright days are a strong part of the month. Rainfall averages 65mm, which is relatively low for holiday planning.
Monthly averages
Temp
26°C
Rain
65mm
Sun
8.1h
Sea
25°C
Weather score
75
Very good
Warm
Average highs sit around 26°C, giving warm days by monthly-average standards.
Drier
Rainfall averages 65mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.1h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Compare Castellabate, Italy with nearby places by weather score, rain, sun, temperature, and swim conditions.
September26°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
September65mm average rain
September sits near Castellabate's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsMay to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September8.1 hours average sun
September sits close to Castellabate's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
September25°C average sea
September sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to September
Sea temperatures are usually near 25°C in this stretch, so swimming comfort is at its strongest.
September75 weather score
September scores above Castellabate's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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