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.

Friday
12th Dec
28

24

6

8
Saturday
13th Dec
28

24

4

7
Sunday
14th Dec
28

25

5

7
Monday
15th Dec
28

24

6

7
Tuesday
16th Dec
28

24

6

8

5-day weather forecast updated at 04:00 on Friday 12th 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 Friday 12th 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 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
25
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 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 24 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
65
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
24
kph wind from E

St John's weather for Sunday 14th 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 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
24
kph wind from E

St John's weather for Monday 15th 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 0-2 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 16 kph from the east.