Weather Forecast for Alajuela
Alajuela, Costa Rica
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Current Weather - Alajuela: 19°C
Current Weather - Alajuela: 19°C
Alajuela, Costa Rica
Light rain shower
Feels like 21°C
Wind
5 km/h NE
Humidity
96%
Pressure
1011 mb
UV Index
0
Visibility
10 km
Light rain shower
Tuesday, October 20, 2026
High
26°C
Low
18°C
Rain Chance
93%
Hourly Forecast
24°C
26°C
26°C
24°C
23°C
22°C
22°C
21°C
20°C
20°C
20°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
6 km/h
Humidity
93%
Precipitation
68 mm
UV Index
11
Visibility
7 km
Rain Chance
93%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
05:17 PM
Moonrise
01:41 PM
Moonset
12:58 AM
Moon Phase
Waxing Gibbous
Moon Illumination
77%
Air Quality
PM2.5
6.1
μg/m³
PM10
6.2
μg/m³
NO₂
19.4
μg/m³
O₃
30.7
μg/m³
SO₂
3.6
μg/m³
CO
736.8
μg/m³
Mist
Wednesday, October 21, 2026
High
26°C
Low
17°C
Rain Chance
90%
Hourly Forecast
19°C
19°C
18°C
18°C
18°C
17°C
18°C
20°C
22°C
23°C
24°C
26°C
26°C
25°C
24°C
23°C
23°C
20°C
18°C
18°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
8 km/h
Humidity
89%
Precipitation
9 mm
UV Index
10
Visibility
6 km
Rain Chance
90%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
05:17 PM
Moonrise
02:18 PM
Moonset
01:43 AM
Moon Phase
Waxing Gibbous
Moon Illumination
86%
Air Quality
PM2.5
8.8
μg/m³
PM10
9.5
μg/m³
NO₂
17.4
μg/m³
O₃
32.3
μg/m³
SO₂
2.5
μg/m³
CO
666.8
μg/m³
Light rain shower
Thursday, October 22, 2026
High
27°C
Low
16°C
Rain Chance
90%
Hourly Forecast
17°C
17°C
17°C
16°C
16°C
16°C
17°C
21°C
23°C
26°C
27°C
27°C
24°C
22°C
21°C
21°C
22°C
21°C
19°C
19°C
19°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
7 km/h
Humidity
90%
Precipitation
11 mm
UV Index
9
Visibility
8 km
Rain Chance
90%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
05:16 PM
Moonrise
02:54 PM
Moonset
02:28 AM
Moon Phase
Waxing Gibbous
Moon Illumination
92%
Air Quality
PM2.5
7.5
μg/m³
PM10
7.9
μg/m³
NO₂
13.9
μg/m³
O₃
32
μg/m³
SO₂
3.8
μg/m³
CO
779.6
μg/m³
Light rain shower
Friday, October 23, 2026
High
26°C
Low
16°C
Rain Chance
92%
Hourly Forecast
18°C
17°C
17°C
16°C
16°C
16°C
17°C
20°C
22°C
24°C
25°C
26°C
25°C
24°C
23°C
23°C
22°C
21°C
20°C
20°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
8 km/h
Humidity
90%
Precipitation
15 mm
UV Index
10
Visibility
7 km
Rain Chance
92%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
05:16 PM
Moonrise
03:31 PM
Moonset
03:13 AM
Moon Phase
Full Moon
Moon Illumination
97%
Air Quality
PM2.5
7.2
μg/m³
PM10
7.5
μg/m³
NO₂
16.6
μg/m³
O₃
30.2
μg/m³
SO₂
3.6
μg/m³
CO
559.7
μg/m³
Mist
Saturday, October 24, 2026
High
27°C
Low
15°C
Rain Chance
89%
Hourly Forecast
18°C
18°C
17°C
17°C
16°C
15°C
16°C
19°C
22°C
24°C
26°C
27°C
26°C
25°C
24°C
23°C
21°C
20°C
18°C
18°C
18°C
18°C
17°C
17°C
Day Statistics
Maximum Wind
8 km/h
Humidity
87%
Precipitation
8 mm
UV Index
6
Visibility
6 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:15 PM
Moonrise
04:09 PM
Moonset
03:59 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
8.1
μg/m³
PM10
8.3
μg/m³
NO₂
20.8
μg/m³
O₃
5.9
μg/m³
SO₂
2.8
μg/m³
CO
506
μg/m³
Mist
Sunday, October 25, 2026
High
27°C
Low
16°C
Rain Chance
83%
Hourly Forecast
17°C
17°C
17°C
17°C
16°C
16°C
16°C
18°C
21°C
24°C
25°C
26°C
27°C
26°C
24°C
22°C
21°C
20°C
18°C
18°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
9 km/h
Humidity
85%
Precipitation
5 mm
UV Index
6
Visibility
7 km
Rain Chance
83%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:15 PM
Moonrise
04:50 PM
Moonset
04:47 AM
Moon Phase
Full Moon
Moon Illumination
100%
Mist
Monday, October 26, 2026
High
27°C
Low
16°C
Rain Chance
85%
Hourly Forecast
17°C
17°C
16°C
16°C
16°C
16°C
16°C
19°C
22°C
25°C
26°C
27°C
27°C
26°C
24°C
23°C
21°C
20°C
18°C
18°C
18°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
7 km/h
Humidity
86%
Precipitation
7 mm
UV Index
6
Visibility
4 km
Rain Chance
85%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
05:15 PM
Moonrise
05:35 PM
Moonset
05:38 AM
Moon Phase
Full Moon
Moon Illumination
98%
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