St John's weather live forecast

Today's maximum temperature in St John's is expected to be 82°F. Select a day from the live weather forecast for St John's, Antigua for more weather parameters.

Monday
15th Dec
82

75

7

7
Tuesday
16th Dec
82

77

6

7
Wednesday
17th Dec
82

75

6

7
Thursday
18th Dec
82

75

6

7
Friday
19th Dec
82

75

7

7

5-day weather forecast updated at 04:00 on Monday 15th December 2025 GMT

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The 5-day weather forecast for Antigua (St John's) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St John's weather forecast by day

Below are the detailed weather forecasts for St John's for the next 5 days.

St John's weather for Monday 15th December 2025

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 11 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
35
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
11
mph wind from E

St John's weather for Tuesday 16th December 2025

Expect broken clouds in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

82
°F maximum temperature
77
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
11
mph wind from E

St John's weather for Wednesday 17th December 2025

82
°F maximum temperature
75
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
12
mph wind from E

St John's weather for Thursday 18th December 2025

Expect sunshine and showers in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a moderate breeze of 12 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
sunshine and showers
6
hours of sunshine
7
UV index (High)
59
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
12
mph wind from E

St John's weather for Friday 19th December 2025

Expect broken clouds in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the east.