San Juan Weather in April
San Juan in April sees high temperatures, with highs around 30°C (86°F) and overnight lows of 25°C (77°F). Around 38 mm (1.5 in) of rainfall is typical, so a light rain jacket is a sensible addition to your bag.
Rainfall in San Juan in April
Expect around 6 days of rain based on historical data, with 38 mm (1.5 in) average. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.
Temperature in San Juan in April
If you're visiting San Juan in April, expect highs of 30°C (86°F) and overnight lows around 25°C (77°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in San Juan in April
The month enjoys around 238 hours of sunshine, creating mostly sunny days with good weather conditions.
Average water temperature in April
With water at 27°C (81°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.If your ideal day consists of dry skies and pleasant temperatures, January, February and March typically offer the best circumstances for San Juan.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Trinidad & Tobago, check out our San Juan's climate page.
San Juan Temperature in April
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Water Temperature
27°C (81°F) *
Chance of Rain
20%
Precipitation
38 mm (1.5 in)
Rainy days
6 days
Humidity
77% *
Sunshine
238 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Juan typically stay consistent throughout April, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in April
Historical weather for San Juan in April
Browse day-by-day weather records for San Juan spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Best Places in Trinidad & Tobago in April
Find out more about the weather in Trinidad & Tobago and which places have the best travel conditions in this month. See all of Trinidad & Tobago in April →
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What to Wear in San Juan in April
Warm but pleasant conditions in San Juan in April. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Light rain is possible, so consider bringing a small umbrella or rain jacket. Expect water temperatures of around 27°C (81°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in San Juan in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Trinidad & Tobago, check out our San Juan's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full San Juan climate overview or explore weather in Trinidad & Tobago.
