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Hourly Forecast
Daylight Hours
07:25
Sunrise
19:33
Sunset
Moon
Waxing Crescent
12:35
Moonrise
22:21
Moonset
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Weather in Rio Grande City today, September 16, 2026
Expect a muted, overcast feel in Rio Grande City on September 16, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. Morning skies stay relatively clear, holding cloud close to 26% near 11:00. The early part of the day favours being outside.
The day peaks near 37°C and cools toward 25°C. Relative humidity sits between 33% and 92%, reaching its peak around 07:00. Winds stay light, near 6.6 km/h by 18:00, so the day feels still more than breezy.
Through the afternoon cloud remains the main feature, with cover near 100% around 12:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 15.8 km, briefly nearer 13.7 km. Sunrise is at 07:25 and sunset at 19:33, giving 12 hours 7 minutes of sunlight today.
In short, cloud leads the story in Rio Grande City on September 16, 2026; expect limited sun and a peak around 37°C.
Frequently asked questions about weather in Rio Grande City
How warm does it get in Rio Grande City?
The warmest month in Rio Grande City is August, with average high temperatures of 38°C. The average temperature during this period is around 31°C.
How cold does it get in Rio Grande City?
The coldest month in Rio Grande City is January, with average low temperatures of 11°C. The average temperature during this period is around 16°C.
What is the wettest time of year in Rio Grande City?
The wettest month in Rio Grande City is September, with an average of 74mm of precipitation.
What is the driest time of year in Rio Grande City?
The driest month in Rio Grande City is February, with an average of 16mm of precipitation.
