See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
24°
Overcast
Feels Like: 23°
Min: 23°
Max: 30°
The next few hours will be drizzle, with today reaching 30°C and dropping to 23°C. The coming days will be light rain throughout the day and possible thunderstorms from afternoon until night.
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
04:54
Moonset
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View stargazing scoreWeather in Retalhuleu today, September 25, 2026
Retalhuleu 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. Early hours look the most unsettled, with rain probability near 56% by 10:00. The thickest cloud arrives around 00:00, reaching about 97%.
Temperatures climb from an overnight low near 23°C toward a daytime high of about 30°C. Moisture in the air spans 71%-98%, with the highest values around 15:00. Expect gentle winds, highest near 09:00 at 3.7 km/h.
Afternoon showers stay in play, peaking near 100% around 16:00. Skies remain cluttered, with cover about 100% by 18:00. Horizontal visibility sits around 15.3 km, briefly nearer 4.7 km. Daylight runs from 05:59 to 17:55, lasting 11 hours 56 minutes of sunlight today.
Taken together, Retalhuleu looks wet enough on September 25, 2026 that flexible outdoor plans work best, with temperatures peaking near 30°C.
Frequently asked questions about weather in Retalhuleu
How warm does it get in Retalhuleu?
The warmest month in Retalhuleu 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?
The coldest month in Retalhuleu 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?
The wettest month in Retalhuleu is June, with an average of 489mm of precipitation.
What is the driest time of year in Retalhuleu?
The driest month in Retalhuleu is February, with an average of 16mm of precipitation.
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