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
05:59
Sunrise
17:55
Sunset
Moon
Waxing Gibbous
17:22
Moonrise
04:55
Moonset
Daily Forecast
Today
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Air Quality Data Available
Upgrade to access real-time air quality data for Retalhuleu Airport.
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Retalhuleu Airport.
View stargazing scoreWeather in Retalhuleu Airport today, September 25, 2026
Retalhuleu Airport 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. Morning plans should assume damp conditions, as rain chances climb toward 74% around 10:00. Cloud cover is also at its densest near 05:00 at roughly 88%.
The day peaks near 28°C and cools toward 24°C. Relative humidity sits between 80% and 98%, reaching its peak around 18:00. A lighter breeze peaks around 12:00 near 2.9 km/h.
The second half of the day still looks unsettled, with rain probability around 98% by 13:00. Dense cloud near 100% at 18:00 keeps the feel grey. Visibility holds near 15.2 km, though it can fall to 4.7 km. Expect sunrise at 05:59, sunset at 17:55, and 11 hours 56 minutes of sunlight today overall.
The practical takeaway for Retalhuleu Airport on September 25, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 28°C.
Frequently asked questions about weather in Retalhuleu Airport
How warm does it get in Retalhuleu Airport?
The warmest month in Retalhuleu Airport is April, with average high temperatures of 34°C. The average temperature during this period is around 28°C.
How cold does it get in Retalhuleu Airport?
The coldest month in Retalhuleu Airport is January, with average low temperatures of 22°C. The average temperature during this period is around 26°C.
What is the wettest time of year in Retalhuleu Airport?
The wettest month in Retalhuleu Airport is June, with an average of 489mm of precipitation.
What is the driest time of year in Retalhuleu Airport?
The driest month in Retalhuleu Airport is February, with an average of 16mm of precipitation.
Explore more weather forecasts
- Retalhuleu, Departamento de Retalhuleu
- Guatemala City, Departamento de Guatemala
- San Sebastián, Departamento de Retalhuleu
- Villa Nueva, Departamento de Guatemala
- Nuevo San Carlos, Departamento de Retalhuleu
- Mixco, Departamento de Guatemala
- El Asintal, Departamento de Retalhuleu
- Cobán, Departamento de Alta Verapaz
- San Felipe, Departamento de Retalhuleu
- Quetzaltenango, Departamento de Quetzaltenango
