Isabela Weather in March
Isabela in March sees high daytime temperatures of 28°C (82°F) and nighttime lows of 23°C (73°F). Moderate rainfall is typical, with around 54 mm (2.1 in) for the month.
Rainfall in Isabela in March
Historically, approximately 14 days this month are expected to have rain, averaging 54 mm (2.1 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Isabela in March
Weather in Isabela is at its perfect in March. Highs reach 28°C (82°F), while nights settle around 23°C (73°F). This kind of day-to-night contrast is typical for this time of year. Nights remain mild at 23°C (73°F), making evenings a pleasant time to be outdoors. This month features cooler temperatures, yet the warmth remains enjoyable.If you're a fan of comfortable temperatures and drier conditions, March is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Puerto Rico, check out our Isabela's climate page.
Isabela Temperature in March
Min Temperature
23°C (73°F)
Max Temperature
28°C (82°F)
Chance of Rain
46%
Precipitation
54 mm (2.1 in)
Rainy days
14 days
Daily Historical Temperatures
49-year average (1977-2025)
Based on our historical records, temperatures in Isabela typically stay consistent throughout March, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 21°C (70°F).
Average temperatures in March
Historical weather for Isabela in March
Browse day-by-day weather records for Isabela spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Isabela historical weather extremes in March
Based on 49 years of weather observations in Isabela between 1977 and 2026, these are the recorded extremes.
- The warmest day in March was on March 18, 2010, with a maximum of 36°C (97°F).
- The coldest March day was on March 4, 1981, with a maximum of 21°C (70°F).
- The coldest night in March in Isabela was on March 12, 2008, with a minimum of 15°C (59°F).
Best Places in Puerto Rico in March
Find out more about the weather in Puerto Rico and which places have the best travel conditions in this month. See all of Puerto Rico in March →
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What to Wear in Isabela in March
Warm weather calls for comfortable, breathable clothing in March. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket.What To Do in Isabela in March
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 Puerto Rico, check out our Isabela's climate page.
See the full Isabela climate overview or explore weather in Puerto Rico.
