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Compare Costa Rica weather in February, from dry and sunny Tamarindo to wetter Puerto Viejo, plus Jacó, Arenal and San José.
Alajuela Weather in June
Thinking of visiting Alajuela in June? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 18°C (64°F) at night. Heavy showers are common during the rainy season.
Rainfall in Alajuela in June
As part of the rainy season, Alajuela sees around 24 days of rain in June, with an average of 408 mm (16 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours.
Temperature in Alajuela in June
In June, Alajuela gets high temperatures, with highs of 26°C (79°F). Nights cool to around 18°C (64°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Alajuela in June
The area enjoys a balanced 145 hours of sunlight, ensuring it's neither too rainy nor too sunny.June in Alajuela can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Alajuela Temperature in June
Min Temperature
18°C (64°F)
Max Temperature
26°C (79°F)
Chance of Rain
79%
Precipitation
408 mm (16 in)
Rainy days
24 days
Humidity
83% *
Sunshine
145 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
42-year average (1976-2025)
Based on our historical records, temperatures in Alajuela typically stay consistent throughout June, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in June
Daily Historical Precipitation
42-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather records for Alajuela in June
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 June
Our historical data for Alajuela spans 1996 to 2026, revealing these weather extremes.
- The hottest June day on record in Alajuela reached 33°C (91°F) (June 29, 2006).
- Alajuela experienced its chilliest June day on June 3, 2000, reaching only 22°C (72°F).
- Alajuela registered its coldest June night on June 8, 2007, with temperatures dropping to 16°C (61°F).
- The wettest June day on record brought 265 mm (10 in) of precipitation to Alajuela (June 4, 2013).
Best Places in Costa Rica in June
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 June →
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 June
Warm but pleasant conditions in Alajuela in June. 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. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Alajuela in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Alajuela 3-Day Forecast
More climate data for Alajuela
Temperature Rainfall Sunshine Humidity
See the full Alajuela climate overview or explore weather in Costa Rica.
Popular in June
Where to go in June - average daytime high across popular destinations.
Tamarindo
31°C (88°F) Cahuita29°C (84°F) Santa Teresa29°C (84°F) Herradura29°C (84°F) Puerto Viejo de Talamanca29°C (84°F) Fortuna29°C (84°F) Jacó29°C (84°F) San José25°C (77°F) Bucket list
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