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Hourly Forecast
Daylight Hours
06:22
Sunrise
18:18
Sunset
Moon
Waxing Gibbous
17:46
Moonrise
05:18
Moonset
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View stargazing scoreWeather in Río Grande today, September 25, 2026
Río Grande starts September 25, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Cloud leads the morning, peaking close to 83% near 02:00. Sunshine has little room until later in the day.
Temperatures climb from an overnight low near 25°C toward a daytime high of about 32°C. Moisture in the air spans 64%-97%, with the highest values around 18:00. Airflow remains manageable, reaching about 2.3 km/h around 12:00.
Through the afternoon wet weather remains a factor, with rain chances near 100% around 16:00. Cloud also stays substantial, close to 90% near 18:00. Visibility stays generally good near 15.6 km on average, though it can drop toward 5.5 km in thicker cloud or showers. Sunrise is at 06:22 and sunset at 18:18, giving 11 hours 55 minutes of sunlight today.
In short, treat September 25, 2026 in Río Grande as a damp day: pack covers, watch the wetter hours, and expect a high near 32°C.
Frequently asked questions about weather in Río Grande
How warm does it get in Río Grande?
The warmest month in Río Grande is May, with average high temperatures of 31°C. The average temperature during this period is around 28°C.
How cold does it get in Río Grande?
The coldest month in Río Grande is January, with average low temperatures of 23°C. The average temperature during this period is around 26°C.
What is the wettest time of year in Río Grande?
The wettest month in Río Grande is September, with an average of 427mm of precipitation.
What is the driest time of year in Río Grande?
The driest month in Río Grande is April, with an average of 3mm of precipitation.
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