Guanacaste, Costa Rica
Guanacaste, Costa Rica
Overcast
Feels like 28°C
Wind
7 km/h ESE
Humidity
77%
Pressure
1009 mb
UV Index
1
Visibility
10 km
Saturday, September 05, 2026
High
29°C
Low
25°C
Rain Chance
81%
28°C
28°C
28°C
28°C
28°C
27°C
27°C
27°C
26°C
Maximum Wind
26 km/h
Humidity
77%
Precipitation
6 mm
UV Index
11
Visibility
10 km
Rain Chance
81%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:50 PM
Moonrise
Does not rise today
Moonset
12:54 PM
Moon Phase
Waning Crescent
Moon Illumination
29%
PM2.5
3.1
μg/m³
PM10
3.7
μg/m³
NO₂
4
μg/m³
O₃
47.5
μg/m³
SO₂
2.1
μg/m³
CO
126.7
μg/m³
Sunday, September 06, 2026
High
29°C
Low
25°C
Rain Chance
80%
26°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
27°C
28°C
29°C
29°C
29°C
28°C
28°C
29°C
29°C
28°C
28°C
27°C
26°C
26°C
26°C
25°C
Maximum Wind
26 km/h
Humidity
78%
Precipitation
6 mm
UV Index
12
Visibility
10 km
Rain Chance
80%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:49 PM
Moonrise
12:40 AM
Moonset
01:55 PM
Moon Phase
Waning Crescent
Moon Illumination
20%
PM2.5
3.4
μg/m³
PM10
3.9
μg/m³
NO₂
4
μg/m³
O₃
44
μg/m³
SO₂
2.5
μg/m³
CO
135.1
μg/m³
Monday, September 07, 2026
High
29°C
Low
24°C
Rain Chance
87%
25°C
25°C
25°C
25°C
25°C
25°C
25°C
26°C
27°C
28°C
29°C
28°C
28°C
28°C
28°C
27°C
24°C
24°C
24°C
25°C
25°C
24°C
24°C
24°C
Maximum Wind
16 km/h
Humidity
85%
Precipitation
46 mm
UV Index
10
Visibility
9 km
Rain Chance
87%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:48 PM
Moonrise
01:44 AM
Moonset
02:53 PM
Moon Phase
Waning Crescent
Moon Illumination
12%
PM2.5
4.8
μg/m³
PM10
5.1
μg/m³
NO₂
6.3
μg/m³
O₃
41.5
μg/m³
SO₂
3.5
μg/m³
CO
142.7
μg/m³
Tuesday, September 08, 2026
High
31°C
Low
25°C
Rain Chance
19%
25°C
25°C
25°C
25°C
25°C
25°C
25°C
26°C
26°C
28°C
29°C
30°C
30°C
31°C
30°C
30°C
30°C
30°C
29°C
28°C
27°C
27°C
27°C
27°C
Maximum Wind
17 km/h
Humidity
74%
Precipitation
0 mm
UV Index
13
Visibility
10 km
Rain Chance
19%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:48 PM
Moonrise
02:48 AM
Moonset
03:47 PM
Moon Phase
Waning Crescent
Moon Illumination
6%
PM2.5
5.1
μg/m³
PM10
5.4
μg/m³
NO₂
7.7
μg/m³
O₃
40.7
μg/m³
SO₂
2.4
μg/m³
CO
164
μg/m³
Wednesday, September 09, 2026
High
32°C
Low
26°C
Rain Chance
19%
26°C
27°C
27°C
26°C
26°C
26°C
26°C
28°C
29°C
29°C
32°C
32°C
32°C
32°C
32°C
32°C
31°C
30°C
29°C
29°C
28°C
27°C
27°C
27°C
Maximum Wind
27 km/h
Humidity
68%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
19%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:47 PM
Moonrise
03:50 AM
Moonset
04:37 PM
Moon Phase
New Moon
Moon Illumination
2%
PM2.5
5.4
μg/m³
PM10
5.9
μg/m³
NO₂
9.8
μg/m³
O₃
19.4
μg/m³
SO₂
1.7
μg/m³
CO
259
μg/m³
Thursday, September 10, 2026
High
32°C
Low
25°C
Rain Chance
7%
26°C
26°C
26°C
26°C
26°C
25°C
25°C
26°C
28°C
29°C
29°C
30°C
31°C
31°C
31°C
32°C
31°C
30°C
30°C
29°C
28°C
28°C
27°C
27°C
Maximum Wind
16 km/h
Humidity
70%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:47 PM
Moonrise
04:48 AM
Moonset
05:24 PM
Moon Phase
New Moon
Moon Illumination
0%
Friday, September 11, 2026
High
32°C
Low
25°C
Rain Chance
12%
26°C
26°C
25°C
25°C
25°C
25°C
25°C
26°C
28°C
29°C
29°C
30°C
31°C
31°C
32°C
32°C
31°C
30°C
29°C
29°C
28°C
28°C
27°C
27°C
Maximum Wind
17 km/h
Humidity
70%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
12%
Snow Chance
0%
Sunrise
05:33 AM
Sunset
05:46 PM
Moonrise
05:45 AM
Moonset
06:09 PM
Moon Phase
New Moon
Moon Illumination
0%
Shortwave Radiation
159.72
Diffuse Radiation
54.83
DNI
0
GTI
0
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