See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
34°
Clear
Feels Like: 34°
Min: 24°
Max: 34°
The next few hours will be clear, with today reaching 34°C and dropping to 25°C. The coming days will be partly cloudy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:09
Sunrise
19:18
Sunset
Moon
Waxing Crescent
12:34
Moonrise
21:53
Moonset
Daily Forecast
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Thursday
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Monday
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Friday
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Weather in Alto today, September 16, 2026
Alto starts September 16, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds.
The temperature range runs from about 24°C up to 34°C. The air stays humid, with relative humidity between 46% and 70% and the peak around 23:00. Winds stay light, near 3.4 km/h by 17:00, so the day feels still more than breezy.
Afternoon skies stay clogged, peaking close to 100% near 18:00. The grey theme continues rather than clearing out. Views remain open at about 16.1 km. Daylight runs from 07:09 to 19:18, lasting 12 hours 8 minutes of sunlight today.
Overall, Alto on September 16, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 34°C.
Frequently asked questions about weather in Alto
How warm does it get in Alto?
The warmest month in Alto is August, with average high temperatures of 35°C. The average temperature during this period is around 29°C.
How cold does it get in Alto?
The coldest month in Alto is January, with average low temperatures of 5°C. The average temperature during this period is around 9°C.
What is the wettest time of year in Alto?
The wettest month in Alto is April, with an average of 168mm of precipitation.
What is the driest time of year in Alto?
The driest month in Alto is September, with an average of 73mm of precipitation.
