Weather Forecast for St John's (AG)
Saint John, Antigua and Barbuda
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Current Weather - St John's (AG): 29°C
Current Weather - St John's (AG): 29°C
Saint John, Antigua and Barbuda
Sunny
Feels like 33°C
Wind
17 km/h ESE
Humidity
72%
Pressure
1013 mb
UV Index
7
Visibility
10 km
Patchy rain nearby
Sunday, October 18, 2026
High
29°C
Low
27°C
Rain Chance
57%
Hourly Forecast
28°C
28°C
28°C
Day Statistics
Maximum Wind
20 km/h
Humidity
76%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:01 AM
Sunset
05:43 PM
Moonrise
01:02 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
58%
Air Quality
PM2.5
3.7
μg/m³
PM10
6.6
μg/m³
NO₂
0.1
μg/m³
O₃
32.6
μg/m³
SO₂
0.3
μg/m³
CO
105
μg/m³
Patchy rain nearby
Monday, October 19, 2026
High
29°C
Low
27°C
Rain Chance
26%
Hourly Forecast
28°C
28°C
28°C
28°C
27°C
28°C
27°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
22 km/h
Humidity
76%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
26%
Snow Chance
0%
Sun & Moon
Sunrise
06:01 AM
Sunset
05:43 PM
Moonrise
01:41 PM
Moonset
12:26 AM
Moon Phase
First Quarter
Moon Illumination
68%
Air Quality
PM2.5
4.1
μg/m³
PM10
7.1
μg/m³
NO₂
0.2
μg/m³
O₃
32.2
μg/m³
SO₂
0.3
μg/m³
CO
114.9
μg/m³
Patchy rain nearby
Tuesday, October 20, 2026
High
29°C
Low
27°C
Rain Chance
66%
Hourly Forecast
28°C
28°C
28°C
28°C
27°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
22 km/h
Humidity
76%
Precipitation
3 mm
UV Index
7
Visibility
10 km
Rain Chance
66%
Snow Chance
0%
Sun & Moon
Sunrise
06:01 AM
Sunset
05:42 PM
Moonrise
02:17 PM
Moonset
01:16 AM
Moon Phase
Waxing Gibbous
Moon Illumination
77%
Air Quality
PM2.5
4.6
μg/m³
PM10
7.8
μg/m³
NO₂
0.2
μg/m³
O₃
35.1
μg/m³
SO₂
0.3
μg/m³
CO
111.8
μg/m³
Sunny
Wednesday, October 21, 2026
High
30°C
Low
28°C
Rain Chance
44%
Hourly Forecast
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
30°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
22 km/h
Humidity
75%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
44%
Snow Chance
0%
Sun & Moon
Sunrise
06:01 AM
Sunset
05:42 PM
Moonrise
02:51 PM
Moonset
02:05 AM
Moon Phase
Waxing Gibbous
Moon Illumination
86%
Air Quality
PM2.5
4.1
μg/m³
PM10
7.1
μg/m³
NO₂
0.3
μg/m³
O₃
37.5
μg/m³
SO₂
0.3
μg/m³
CO
119.3
μg/m³
Overcast
Thursday, October 22, 2026
High
29°C
Low
28°C
Rain Chance
32%
Hourly Forecast
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
23 km/h
Humidity
76%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
32%
Snow Chance
0%
Sun & Moon
Sunrise
06:02 AM
Sunset
05:41 PM
Moonrise
03:24 PM
Moonset
02:53 AM
Moon Phase
Waxing Gibbous
Moon Illumination
92%
Air Quality
PM2.5
2.9
μg/m³
PM10
4.9
μg/m³
NO₂
0.2
μg/m³
O₃
36
μg/m³
SO₂
0.3
μg/m³
CO
113
μg/m³
Patchy rain nearby
Friday, October 23, 2026
High
29°C
Low
28°C
Rain Chance
72%
Hourly Forecast
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
27 km/h
Humidity
78%
Precipitation
3 mm
UV Index
7
Visibility
9 km
Rain Chance
72%
Snow Chance
0%
Sun & Moon
Sunrise
06:02 AM
Sunset
05:40 PM
Moonrise
03:57 PM
Moonset
03:41 AM
Moon Phase
Full Moon
Moon Illumination
97%
Patchy rain nearby
Saturday, October 24, 2026
High
29°C
Low
28°C
Rain Chance
27%
Hourly Forecast
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
28 km/h
Humidity
75%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
27%
Snow Chance
0%
Sun & Moon
Sunrise
06:02 AM
Sunset
05:40 PM
Moonrise
04:32 PM
Moonset
04:30 AM
Moon Phase
Full Moon
Moon Illumination
100%
Solar Radiation Data
Shortwave Radiation
660.86
Diffuse Radiation
152.58
DNI
750.87
GTI
552.35
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