Mild
Average highs are around 24°C, so days are mild rather than hot.
September verdict
Good for holiday weather
Average highs are around 24°C, so days are mild rather than hot. Sunshine averages 8.9h per day, so bright days are a strong part of the month. Rainfall averages 5mm, which is relatively low for holiday planning.
Monthly averages
Temp
24°C
Rain
5mm
Sun
8.9h
Sea
18°C
Weather score
66
Good
Mild
Average highs are around 24°C, so days are mild rather than hot.
Drier
Rainfall averages 5mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.9h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Compare Santa Barbara, California, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
September24°C average high
September is one of Santa Barbara's warmest months, with daytime heat above the yearly average.
Warmest monthsJuly to October
This stretch sets the upper range for average daytime heat.
September5mm average rain
September is one of Santa Barbara's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsMay to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September8.9 hours average sun
September sits close to Santa Barbara's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to August
This stretch has the strongest sunshine in the monthly averages.
September18°C average sea
September is one of Santa Barbara's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to October
Sea temperatures are usually near 17°C in this stretch, so swimming comfort is at its strongest.
September66 weather score
September is one of Santa Barbara's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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