See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:00
Sunrise
18:03
Sunset
Moon
Waning Crescent
02:39
Moonrise
15:23
Moonset
Daily Forecast
Today
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Air Quality Data Available
Upgrade to access real-time air quality data for La Unión.
Resources
UV Index
Humidity
Weather in La Unión today, September 07, 2026
La Unión starts September 07, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Morning plans should assume damp conditions, as rain chances climb toward 54% around 07:00. Cloud cover is also at its densest near 09:00 at roughly 91%.
Expect highs of 28°C and cooler readings close to 21°C. The air stays humid, with relative humidity between 55% and 90% and the peak around 07:00. A lighter breeze peaks around 13:00 near 4.3 km/h.
The second half of the day still looks unsettled, with rain probability around 64% by 14:00. Dense cloud near 99% at 19:00 keeps the feel grey. Expect visibility around 16.1 km. The sun rises at 06:00 and sets at 18:03, for a total of 12 hours 3 minutes of sunlight today.
Taken together, La Unión looks wet enough on September 07, 2026 that flexible outdoor plans work best, with temperatures peaking near 28°C.
Frequently asked questions about weather in La Unión
How warm does it get in La Unión?
The warmest month in La Unión is August, with average high temperatures of 15°C. The average temperature during this period is around 14°C.
How cold does it get in La Unión?
The coldest month in La Unión is April, with average low temperatures of 4°C. The average temperature during this period is around 7°C.
What is the wettest time of year in La Unión?
The wettest month in La Unión is November, with an average of 33mm of precipitation.
What is the driest time of year in La Unión?
The driest month in La Unión is July, with an average of 2mm of precipitation.
Explore more weather forecasts
- La Victoria, Departamento del Valle del Cauca
- Bogotá, Distrito Capital de Bogotá
- Toro, Departamento del Valle del Cauca
- Cali, Departamento del Valle del Cauca
- Roldanillo, Departamento del Valle del Cauca
- Medellín, Departamento de Antioquia
- Obando, Departamento del Valle del Cauca
- Barranquilla, Departamento del Atlántico
- Zarzal, Departamento del Valle del Cauca
- Cartagena, Departamento de Bolívar
- Ansermanuevo, Departamento del Valle del Cauca
- Cúcuta, Departamento de Norte de Santander
- Cartago, Departamento del Valle del Cauca
- Bucaramanga, Departamento de Santander
- Sevilla, Departamento del Valle del Cauca
- Ibagué, Departamento de Tolima