Costa Rica in February: Pacific or Caribbean Coast?
Compare Costa Rica weather in February, from dry and sunny Tamarindo to wetter Puerto Viejo, plus Jacó, Arenal and San José.
Nuevo Arenal Weather in March
March in Nuevo Arenal typically sees daytime highs of 30°C (86°F) and nighttime lows of 20°C (68°F). With the least rainfall of the year, it's a reliably dry month.
Rainfall in Nuevo Arenal in March
March is the month with the least rainfall. Whether you're keen on hiking, outdoor festivals, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans. You can expect rain on roughly 7 days based on historical data, averaging 37 mm (1.5 in) for the month. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.
Temperature in Nuevo Arenal in March
Daytime highs in Nuevo Arenal in March reach 30°C (86°F), with nights around 20°C (68°F). Overall, the month follows a fairly predictable daily temperature pattern. At 20°C (68°F) overnight, nights are warm enough to sit outside comfortably in light clothing.For Nuevo Arenal itself, January and February generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Nuevo Arenal Temperature in March
Min Temperature
20°C (68°F)
Max Temperature
30°C (86°F)
Chance of Rain
22%
Precipitation
37 mm (1.5 in)
Rainy days
7 days
Humidity
80% *
* Data from: Los Chiles, Costa Rica (57 KM, 35 Miles).
Nuevo Arenal Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nuevo Arenal - and find the best time to visit.
Daily Historical Temperatures
43-year average (1976-2025)
Based on our historical records, temperatures in Nuevo Arenal typically stay consistent throughout March, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in March
Daily Historical Precipitation
43-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather records for Nuevo Arenal in March
Browse day-by-day weather records for Nuevo Arenal spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nuevo Arenal historical weather extremes in March
Based on 29 years of weather observations in Nuevo Arenal between 1997 and 2026, these are the recorded extremes.
- Nuevo Arenal recorded its highest March temperature of 39°C (102°F) on March 27, 2000.
- The lowest daytime temperature in March was 28°C (82°F), recorded on March 12, 2000.
- The lowest overnight temperature recorded in March was 17°C (63°F) (March 31, 2024).
Best Places in Costa Rica in March
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in March →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Nuevo Arenal 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). Some rain is possible, so pack something to handle light showers.
What To Do in Nuevo Arenal in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
Nuevo Arenal 3-Day Forecast
More climate data for Nuevo Arenal
See the full Nuevo Arenal climate overview or explore weather in Costa Rica.
Popular in March
Where to go in March - average daytime high across popular destinations.
Tamarindo
33°C (91°F) Santa Teresa30°C (86°F) Herradura30°C (86°F) Jacó30°C (86°F) Cahuita
28°C (82°F) Fortuna29°C (84°F) Puerto Viejo de Talamanca28°C (82°F) San José25°C (77°F) Bucket list
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