See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
25°
Mostly Cloudy
Feels Like: 25°
Min: 25°
Max: 26°
The next few hours will be drizzle, with today reaching 26°C and dropping to 25°C. The coming days will be light rain throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:56
Sunrise
17:56
Sunset
Moon
Waxing Gibbous
14:17
Moonrise
01:55
Moonset
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View stargazing scoreWeather in Isabela Island today, September 21, 2026
Isabela Island starts September 21, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The morning carries the wetter risk, with rain chances near 58% and the highest odds around 04:00. Cloud is also thick early on, peaking near 90% around 06:00.
Expect highs of 26°C and cooler readings close to 25°C. Expect humidity between 79% and 89%, most humid near 21:00. Winds stay light, near 4.0 km/h by 09:00, so the day feels still more than breezy.
Through the afternoon wet weather remains a factor, with rain chances near 54% around 22:00. Cloud also stays substantial, close to 92% near 23:00. Visibility stays near 16.1 km. Daylight runs from 05:56 to 17:56, lasting 12 hours 0 minutes of sunlight today.
In short, treat September 21, 2026 in Isabela Island as a damp day: pack covers, watch the wetter hours, and expect a high near 26°C.
Frequently asked questions about weather in Isabela Island
How warm does it get in Isabela Island?
The warmest month in Isabela Island is March, with average high temperatures of 27°C. The average temperature during this period is around 26°C.
How cold does it get in Isabela Island?
The coldest month in Isabela Island is September, with average low temperatures of 20°C. The average temperature during this period is around 21°C.
What is the wettest time of year in Isabela Island?
The wettest month in Isabela Island is March, with an average of 190mm of precipitation.
What is the driest time of year in Isabela Island?
The driest month in Isabela Island is November, with an average of 12mm of precipitation.
