Alajuela
Weather by month
Current –

Alajuela Weather in March

In Alajuela, March brings high daytime temperatures around 27°C (81°F), with nights cooling to 16°C (61°F). It is the driest month of the year, with minimal rainfall.

Rainfall in Alajuela in March

The month is known for having the least rain of the year. Make the most of the sunshine and clear skies. Rain is expected on roughly 8 days, totalling around 36 mm (1.4 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Alajuela in March

March is one of the better months to visit Alajuela. Expect 27°C (81°F) during the day and 16°C (61°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Alajuela in March

The city usually sees around 284 hours of sunlight, indicating many sunny days , a great month for sightseeing.

If you favor pleasant temperatures and minimal rainfall, March is one of the best months to visit Alajuela.

Alajuela Temperature in March

Min Temperature
16°C (61°F)
Max Temperature
27°C (81°F)
Chance of Rain
27%
Precipitation
36 mm (1.4 in)
Rainy days
8 days
Humidity
66% *
Sunshine
284 hours *
Percentage Sunshine
*
* Data from: San José, Costa Rica (17 KM, 11 Miles).

Alajuela Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Alajuela - and find the best time to visit.

Daily Historical Temperatures

46-year average (1976-2025)

Based on our historical records, temperatures in Alajuela typically stay consistent throughout March, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 19°C (66°F).

Average temperatures in March

Daily Historical Precipitation

46-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 Alajuela in March

Browse day-by-day weather records for Alajuela spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Alajuela historical weather extremes in March

According to our 32 years of weather records for Alajuela, the following extremes were recorded between 1994 and 2026.

  • The hottest March day on record in Alajuela reached 36°C (97°F) (March 26, 1997).
  • The lowest daytime temperature in March was 20°C (68°F), recorded on March 17, 1996.
  • Nighttime temperatures dropped to 14°C (57°F) on March 18, 1996, marking the coldest March night on record.

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 Alajuela in March

Warm temperatures in March make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Alajuela in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    10/10
  • Cycling
    8/10
  • Walking
    8/10
  • Barbeque
    10/10
  • Camping
    10/10
  • Outdoor sports
    8/10

Alajuela 3-Day Forecast

More climate data for Alajuela

Popular in March

Where to go in March - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.