Support Time.now: Join our Premium Plan for an ad-free experience! Support Us: Go Premium Ad-Free!

Weather in Alajuela, Costa Rica 🇨🇷

Current Weather in Alajuela

Overcast
19°C
Feels like 20°C. Overcast.
🌬️ 5 km/h NE
💧 88% Humidity
🧭 1013 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 17°C
🌅 Sunrise: 05:27 AM
🌇 Sunset: 05:46 PM
Map Overlays:

The current temperature in Alajuela is 19°C, overcast, feeling like 20°C. The air is at 88% humidity and winds are about 5 km/h, and the UV index is 0 (low). Across the coming days, Alajuela should see roughly 17°C to 30°C.

Hourly Forecast for Alajuela

01:00
Overcast
19°
28%
02:00
Overcast
19°
28%
03:00
Overcast
19°
29%
04:00
Overcast
19°
29%
05:00
Overcast
18°
29%
06:00
Overcast
19°
28%
07:00
Overcast
21°
22%
08:00
Overcast
24°
16%
09:00
Overcast
27°
12%
10:00
Overcast
28°
11%
11:00
Patchy rain nearby
30°
10%
12:00
Patchy rain nearby
30°
12%
13:00
Light rain shower
25°
59%
14:00
Light rain shower
24°
63%
15:00
Light rain shower
25°
62%
16:00
Light rain shower
23°
68%
17:00
Light rain shower
22°
53%
18:00
Patchy rain nearby
20°
32%
19:00
Overcast
20°
31%
20:00
Cloudy
19°
29%
21:00
Partly Cloudy
18°
23%
22:00
Clear
18°
16%
23:00
Clear
18°
15%
00:00
Partly Cloudy
17°
18%

14-Day Forecast for Alajuela

Mon, Aug 31
Overcast Overcast
30° / 18°
Tue, Sep 01
Overcast Overcast
29° / 17°
Wed, Sep 02
Light rain shower Light rain shower
27° / 18°
Thu, Sep 03
Light rain shower Light rain shower
27° / 18°
Fri, Sep 04
Mist Mist
27° / 18°
Sat, Sep 05
Light rain shower Light rain shower
25° / 18°
Sun, Sep 06
Light rain shower Light rain shower
25° / 18°
Mon, Sep 07
Light rain shower Light rain shower
25° / 18°
Tue, Sep 08
Mist Mist
25° / 19°
Wed, Sep 09
Overcast Overcast
26° / 18°
Thu, Sep 10
Mist Mist
25° / 19°
Fri, Sep 11
Mist Mist
26° / 19°
Sat, Sep 12
Overcast Overcast
23° / 18°
Sun, Sep 13
Light rain shower Light rain shower
23° / 18°

Additional Forecasts for Alajuela

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 402.0 μg/m³
O₃ (Ozone) 8.0 μg/m³
NO₂ (Nitrogen Dioxide) 18.9 μg/m³
SO₂ (Sulphur Dioxide) 2.7 μg/m³
PM2.5 (Fine particles) 6.8 μg/m³
PM10 (Coarse particles) 7.0 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Costa Rica

Browse Weather in Costa Rica by cities in alphabetical order:

A C D E G H I L M N P Q S T

Weather in Costa Rica ›

Best Time to Be Outside in Alajuela Today

The most comfortable window in Alajuela today looks like 06:00 to 09:00, when it is around 21°C. It should stay dry through that window. The next likely rain is around 13:00.

Frequently Asked Questions about Weather in Alajuela

What is the temperature in Alajuela right now?

It is currently 19°C (66°F) in Alajuela, overcast (feels like 20°C).

What's the weather like in Alajuela right now?

Right now Alajuela has Overcast, humidity 88%, wind 5 km/h NE.

What is today's forecast for Alajuela?

Today in Alajuela: high 30°C, low 18°C, overcast. Chance of rain: 80%.

What is the 7-day weather forecast for Alajuela?

Daily highs and lows for Alajuela:

  • 2026-08-31: 30°C / 18°C
  • 2026-09-01: 29°C / 17°C
  • 2026-09-02: 27°C / 18°C
  • 2026-09-03: 27°C / 18°C
  • 2026-09-04: 27°C / 18°C
  • 2026-09-05: 25°C / 18°C
  • 2026-09-06: 25°C / 18°C
Is it going to rain in Alajuela today?

There is a 80% chance of rain in Alajuela today. Total expected precipitation: 4.91 mm.

What is the wind speed in Alajuela right now?

Wind in Alajuela is currently 5 km/h (3 mph) from the NE.

What is the UV index in Alajuela right now?

The UV index in Alajuela is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇨🇷 Costa Rica: San Jose · Limón · Liberia · Paraíso · Puntarenas · Curridabat · San Vicente de Moravia · Purral · Turrialba · San Rafael Abajo · Quesada · Ipís · Chacarita · Mercedes Norte · Aserrí · Patarrá · Tejar · Heredia · Calle Blancos · Cañas · Guápiles · Siquirres · Esparza · San Juan de Dios · Nicoya · San Rafael Arriba · Desamparados · Alajuelita
Weather forecasts for cities in neighbouring countries: 🇵🇦 Panama: Panama City · Panamá · San Miguelito · Juan Díaz · David · Arraiján · Colón · Las Cumbres · La Chorrera · Pedregal · Tocumen · 🇳🇮 Nicaragua: Managua · León · Masaya · Chinandega · Matagalpa · Estelí · Mateare · Jinotega · El Viejo · Nueva Guinea · Juigalpa