St John's weather live forecast

Today's maximum temperature in St John's is expected to be 28°C. Select a day from the live weather forecast for St John's, Antigua for more weather parameters.

Tuesday
9th Dec
28

25

6

7
Wednesday
10th Dec
28

24

6

7
Thursday
11th Dec
28

25

6

7
Friday
12th Dec
28

25

5

7
Saturday
13th Dec
28

25

5

7

5-day weather forecast updated at 04:01 on Monday 8th 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 Tuesday 9th December 2025

Expect broken clouds in St John's, Antigua with a maximum temperature of 28°C, 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 18 kph from the east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
18
kph wind from E

St John's weather for Wednesday 10th December 2025

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a moderate breeze of 23 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
66
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
23
kph wind from E

St John's weather for Thursday 11th December 2025

28
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
23
kph wind from E

St John's weather for Friday 12th December 2025

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a moderate breeze of 24 kph from the east.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
40
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
24
kph wind from E

St John's weather for Saturday 13th December 2025

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 23 kph from the east.