Weather Forecast for Alajuela
Alajuela, Costa Rica
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Current Weather - Alajuela: 21°C
Current Weather - Alajuela: 21°C
Alajuela, Costa Rica
Light rain
Feels like 21°C
Wind
8 km/h ENE
Humidity
94%
Pressure
1016 mb
UV Index
0
Visibility
10 km
Patchy rain nearby
Sunday, July 19, 2026
High
30°C
Low
18°C
Rain Chance
50%
Hourly Forecast
30°C
30°C
30°C
28°C
27°C
24°C
21°C
20°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
9 km/h
Humidity
73%
Precipitation
1 mm
UV Index
9
Visibility
10 km
Rain Chance
50%
Snow Chance
0%
Sun & Moon
Sunrise
05:24 AM
Sunset
06:02 PM
Moonrise
10:07 AM
Moonset
10:20 PM
Moon Phase
First Quarter
Moon Illumination
33%
Air Quality
PM2.5
4.6
μg/m³
PM10
6.5
μg/m³
NO₂
5.3
μg/m³
O₃
32.7
μg/m³
SO₂
1.9
μg/m³
CO
214.3
μg/m³
Patchy rain nearby
Monday, July 20, 2026
High
27°C
Low
18°C
Rain Chance
83%
Hourly Forecast
19°C
19°C
19°C
18°C
18°C
18°C
19°C
22°C
24°C
25°C
27°C
25°C
23°C
22°C
22°C
21°C
21°C
20°C
19°C
19°C
18°C
18°C
18°C
19°C
Day Statistics
Maximum Wind
9 km/h
Humidity
86%
Precipitation
8 mm
UV Index
4
Visibility
9 km
Rain Chance
83%
Snow Chance
0%
Sun & Moon
Sunrise
05:24 AM
Sunset
06:02 PM
Moonrise
10:59 AM
Moonset
11:02 PM
Moon Phase
First Quarter
Moon Illumination
43%
Air Quality
PM2.5
3.6
μg/m³
PM10
3.7
μg/m³
NO₂
12.4
μg/m³
O₃
28.5
μg/m³
SO₂
2.3
μg/m³
CO
512
μg/m³
Mist
Tuesday, July 21, 2026
High
23°C
Low
17°C
Rain Chance
89%
Hourly Forecast
18°C
18°C
17°C
18°C
18°C
19°C
19°C
20°C
21°C
22°C
23°C
22°C
21°C
21°C
20°C
20°C
19°C
18°C
18°C
18°C
18°C
18°C
17°C
17°C
Day Statistics
Maximum Wind
9 km/h
Humidity
93%
Precipitation
26 mm
UV Index
8
Visibility
7 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
05:24 AM
Sunset
06:02 PM
Moonrise
11:50 AM
Moonset
11:46 PM
Moon Phase
First Quarter
Moon Illumination
53%
Air Quality
PM2.5
4.3
μg/m³
PM10
4.3
μg/m³
NO₂
13.6
μg/m³
O₃
34.1
μg/m³
SO₂
2.5
μg/m³
CO
569.8
μg/m³
Light rain shower
Wednesday, July 22, 2026
High
23°C
Low
16°C
Rain Chance
87%
Hourly Forecast
16°C
17°C
17°C
17°C
17°C
16°C
17°C
18°C
20°C
21°C
22°C
23°C
23°C
21°C
20°C
21°C
20°C
20°C
19°C
19°C
19°C
19°C
18°C
18°C
Day Statistics
Maximum Wind
7 km/h
Humidity
94%
Precipitation
8 mm
UV Index
6
Visibility
7 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
05:24 AM
Sunset
06:01 PM
Moonrise
12:43 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
64%
Air Quality
PM2.5
5.8
μg/m³
PM10
5.8
μg/m³
NO₂
17.4
μg/m³
O₃
26.3
μg/m³
SO₂
2.6
μg/m³
CO
494.3
μg/m³
Moderate rain
Thursday, July 23, 2026
High
22°C
Low
17°C
Rain Chance
91%
Hourly Forecast
19°C
18°C
17°C
19°C
18°C
18°C
19°C
19°C
19°C
19°C
20°C
22°C
21°C
21°C
21°C
21°C
20°C
19°C
19°C
18°C
18°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
9 km/h
Humidity
95%
Precipitation
47 mm
UV Index
5
Visibility
7 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
06:01 PM
Moonrise
01:36 PM
Moonset
12:32 AM
Moon Phase
Waxing Gibbous
Moon Illumination
74%
Air Quality
PM2.5
9.7
μg/m³
PM10
11.4
μg/m³
NO₂
21.2
μg/m³
O₃
9.6
μg/m³
SO₂
2.6
μg/m³
CO
456
μg/m³
Light rain shower
Friday, July 24, 2026
High
19°C
Low
16°C
Rain Chance
94%
Hourly Forecast
17°C
17°C
17°C
16°C
17°C
17°C
18°C
18°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
18°C
18°C
18°C
17°C
17°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
6 km/h
Humidity
98%
Precipitation
25 mm
UV Index
4
Visibility
5 km
Rain Chance
94%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
06:01 PM
Moonrise
02:30 PM
Moonset
01:20 AM
Moon Phase
Waxing Gibbous
Moon Illumination
82%
Light rain shower
Saturday, July 25, 2026
High
27°C
Low
16°C
Rain Chance
86%
Hourly Forecast
16°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
18°C
21°C
24°C
27°C
26°C
25°C
24°C
22°C
21°C
20°C
19°C
18°C
17°C
17°C
16°C
Day Statistics
Maximum Wind
7 km/h
Humidity
90%
Precipitation
6 mm
UV Index
6
Visibility
6 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
06:01 PM
Moonrise
03:23 PM
Moonset
02:11 AM
Moon Phase
Waxing Gibbous
Moon Illumination
90%
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