Mild
Average highs are around 26°C, so days are mild rather than hot.
September verdict
Good for holiday weather
Average highs are around 26°C, so days are mild rather than hot. Sunshine averages 5.5h per day, enough for a balanced month. Rainfall averages 40mm, which is relatively low for holiday planning.
Monthly averages
Temp
26°C
Rain
40mm
Sun
5.5h
Sea
21°C
Weather score
63
Good
Mild
Average highs are around 26°C, so days are mild rather than hot.
Drier
Rainfall averages 40mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.5h per day, enough for a balanced month.
Cool sea
Sea temperatures average 21°C, so the water can feel cool.
Map
Compare Isabela (Ecuador), Ecuador with nearby places by weather score, rain, sun, temperature, and swim conditions.
September26°C average high
September is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsFebruary to April
This stretch sets the upper range for average daytime heat.
September40mm average rain
September sits near Isabela (Ecuador)'s yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsMay to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September5.5 hours average sun
September is one of Isabela (Ecuador)'s cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to May
This stretch has the strongest sunshine in the monthly averages.
September21°C average sea
September is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaFebruary to April
Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.
September63 weather score
September is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to June and November to December
These months have the strongest weather score in the monthly averages.