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Hourly Forecast
Daylight Hours
05:50
Sunrise
17:46
Sunset
Moon
Waxing Gibbous
17:13
Moonrise
04:45
Moonset
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View stargazing scoreWeather in San Juan Opico today, September 25, 2026
Rain features in San Juan Opico on September 25, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Early hours look the most unsettled, with rain probability near 52% by 00:00. The thickest cloud arrives around 00:00, reaching about 95%.
Expect highs of 29°C and cooler readings close to 22°C. The air stays humid, with relative humidity between 62% and 100% and the peak around 02:00. Airflow remains manageable, reaching about 1.8 km/h around 09:00.
Afternoon showers stay in play, peaking near 50% around 16:00. Skies remain cluttered, with cover about 96% by 18:00. Horizontal visibility sits around 11.8 km, briefly nearer 0.6 km. Expect sunrise at 05:50, sunset at 17:46, and 11 hours 56 minutes of sunlight today overall.
In short, treat September 25, 2026 in San Juan Opico as a damp day: pack covers, watch the wetter hours, and expect a high near 29°C.
Frequently asked questions about weather in San Juan Opico
How warm does it get in San Juan Opico?
The warmest month in San Juan Opico is April, with average high temperatures of 36°C. The average temperature during this period is around 29°C.
How cold does it get in San Juan Opico?
The coldest month in San Juan Opico is January, with average low temperatures of 20°C. The average temperature during this period is around 26°C.
What is the wettest time of year in San Juan Opico?
The wettest month in San Juan Opico is June, with an average of 205mm of precipitation.
What is the driest time of year in San Juan Opico?
The driest month in San Juan Opico is January, with an average of 1mm of precipitation.
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