See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
17°
Clear
Feels Like: 17°
Min: 16°
Max: 28°
The next few hours will be clear, with today reaching 28°C and dropping to 17°C. The coming days will be clear
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:38
Sunrise
18:48
Sunset
Moon
Waxing Crescent
12:14
Moonrise
21:18
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Humidity
Weather in Rialto today, September 16, 2026
Expect a mostly clear day in Rialto on September 16, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. The morning sky stays heavily clouded, with cover near 66% around 09:00. Grey conditions set the early tone before any later change.
The temperature range runs from about 16°C up to 28°C. Relative humidity sits between 38% and 96%, reaching its peak around 05:00. Winds stay light, near 5.7 km/h by 18:00, so the day feels still more than breezy.
Through the afternoon skies look more workable, with cloud near 4% around 12:00. Later outdoor plans have a clearer window than the morning may have suggested. Visibility holds near 15.5 km, though it can fall to 12.9 km. Expect sunrise at 06:38, sunset at 18:48, and 12 hours 9 minutes of sunlight today overall.
The practical takeaway for Rialto is a bright September 16, 2026, ideal for outdoor errands before temperatures ease from about 28°C.
Frequently asked questions about weather in Rialto
How warm does it get in Rialto?
The warmest month in Rialto is August, with average high temperatures of 33°C. The average temperature during this period is around 26°C.
How cold does it get in Rialto?
The coldest month in Rialto is January, with average low temperatures of 5°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Rialto?
The wettest month in Rialto is January, with an average of 82mm of precipitation.
What is the driest time of year in Rialto?
The driest month in Rialto is June, with an average of 3mm of precipitation.
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