Weather Forecast for Alajuela
Alajuela, Costa Rica
Share this weather forecast
Current Weather - Alajuela: 18°C
Current Weather - Alajuela: 18°C
Alajuela, Costa Rica
Clear
Feels like 12°C
Wind
8 km/h NE
Humidity
89%
Pressure
1012 mb
UV Index
0
Visibility
10 km
Sunny
Thursday, July 30, 2026
High
29°C
Low
17°C
Rain Chance
36%
Hourly Forecast
24°C
26°C
28°C
29°C
29°C
29°C
28°C
26°C
26°C
25°C
21°C
19°C
19°C
18°C
18°C
17°C
Day Statistics
Maximum Wind
14 km/h
Humidity
77%
Precipitation
0 mm
UV Index
13
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
06:00 PM
Moonrise
07:07 PM
Moonset
06:24 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
8.9
μg/m³
PM10
11.9
μg/m³
NO₂
11.2
μg/m³
O₃
31.2
μg/m³
SO₂
2.1
μg/m³
CO
346.6
μg/m³
Partly Cloudy
Friday, July 31, 2026
High
30°C
Low
17°C
Rain Chance
80%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
18°C
22°C
25°C
27°C
29°C
30°C
28°C
26°C
25°C
25°C
24°C
23°C
20°C
20°C
19°C
19°C
19°C
18°C
Day Statistics
Maximum Wind
7 km/h
Humidity
84%
Precipitation
8 mm
UV Index
11
Visibility
8 km
Rain Chance
80%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
06:00 PM
Moonrise
07:44 PM
Moonset
07:10 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Air Quality
PM2.5
8.3
μg/m³
PM10
10.2
μg/m³
NO₂
11.9
μg/m³
O₃
35
μg/m³
SO₂
2.7
μg/m³
CO
361.6
μg/m³
Patchy rain nearby
Saturday, August 01, 2026
High
29°C
Low
17°C
Rain Chance
80%
Hourly Forecast
19°C
18°C
19°C
19°C
19°C
19°C
20°C
21°C
23°C
25°C
27°C
28°C
29°C
27°C
26°C
25°C
24°C
23°C
20°C
18°C
18°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
8 km/h
Humidity
84%
Precipitation
6 mm
UV Index
12
Visibility
7 km
Rain Chance
80%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:59 PM
Moonrise
08:19 PM
Moonset
07:54 AM
Moon Phase
Waning Gibbous
Moon Illumination
83%
Air Quality
PM2.5
3.1
μg/m³
PM10
3.2
μg/m³
NO₂
7.4
μg/m³
O₃
37.1
μg/m³
SO₂
2.5
μg/m³
CO
301.3
μg/m³
Patchy rain nearby
Sunday, August 02, 2026
High
29°C
Low
16°C
Rain Chance
78%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
16°C
17°C
21°C
23°C
26°C
27°C
29°C
29°C
26°C
24°C
23°C
23°C
22°C
20°C
20°C
20°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
7 km/h
Humidity
84%
Precipitation
6 mm
UV Index
6
Visibility
8 km
Rain Chance
78%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:59 PM
Moonrise
08:55 PM
Moonset
08:38 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Air Quality
PM2.5
4.5
μg/m³
PM10
5
μg/m³
NO₂
6.6
μg/m³
O₃
37.8
μg/m³
SO₂
2.8
μg/m³
CO
238.4
μg/m³
Light rain shower
Monday, August 03, 2026
High
28°C
Low
17°C
Rain Chance
85%
Hourly Forecast
19°C
19°C
18°C
17°C
17°C
17°C
17°C
21°C
22°C
23°C
27°C
28°C
28°C
26°C
25°C
23°C
22°C
21°C
20°C
19°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
6 km/h
Humidity
87%
Precipitation
12 mm
UV Index
6
Visibility
9 km
Rain Chance
85%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:59 PM
Moonrise
09:33 PM
Moonset
09:23 AM
Moon Phase
Last Quarter
Moon Illumination
65%
Air Quality
PM2.5
5.9
μg/m³
PM10
6
μg/m³
NO₂
12.1
μg/m³
O₃
14.3
μg/m³
SO₂
2.7
μg/m³
CO
300
μg/m³
Patchy rain nearby
Tuesday, August 04, 2026
High
27°C
Low
17°C
Rain Chance
85%
Hourly Forecast
19°C
18°C
18°C
18°C
17°C
17°C
17°C
20°C
23°C
26°C
26°C
26°C
27°C
26°C
26°C
25°C
23°C
22°C
20°C
19°C
19°C
19°C
19°C
18°C
Day Statistics
Maximum Wind
7 km/h
Humidity
86%
Precipitation
10 mm
UV Index
6
Visibility
7 km
Rain Chance
85%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:59 PM
Moonrise
10:13 PM
Moonset
10:10 AM
Moon Phase
Last Quarter
Moon Illumination
55%
Mist
Wednesday, August 05, 2026
High
28°C
Low
17°C
Rain Chance
81%
Hourly Forecast
18°C
18°C
17°C
17°C
17°C
17°C
17°C
20°C
22°C
25°C
26°C
27°C
28°C
26°C
25°C
24°C
22°C
21°C
20°C
19°C
19°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
6 km/h
Humidity
86%
Precipitation
6 mm
UV Index
6
Visibility
7 km
Rain Chance
81%
Snow Chance
0%
Sun & Moon
Sunrise
05:27 AM
Sunset
05:58 PM
Moonrise
10:57 PM
Moonset
11:00 AM
Moon Phase
Last Quarter
Moon Illumination
44%
Your guide to the flawless travel experience
Popular Countries
Get our app
