St John's weather live forecast

Today's maximum temperature in St John's is expected to be 81°F. Select a day from the live weather forecast for St John's, Antigua for more weather parameters.

Thursday
22nd Jan
81

75

4

7
Friday
23rd Jan
81

75

3

7
Saturday
24th Jan
82

75

4

7
Sunday
25th Jan
82

75

7

7
Monday
26th Jan
82

75

6

8

5-day weather forecast updated at 04:00 on Thursday 22nd January 2026 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 Thursday 22nd January 2026

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 16 mph from the east.

81
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
87
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
16
mph wind from E

St John's weather for Friday 23rd January 2026

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a gentle breeze of 12 mph from the east.

81
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
99
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
12
mph wind from E

St John's weather for Saturday 24th January 2026

Expect mostly cloudy with light rain in St John's, Antigua with a maximum temperature of 82°F, 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 61% chance of some rain and a moderate breeze of 14 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
7
UV index (High)
61
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
14
mph wind from E

St John's weather for Sunday 25th January 2026

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 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 14 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
sunshine and showers
7
hours of sunshine
7
UV index (High)
56
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
14
mph wind from E

St John's weather for Monday 26th January 2026

Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 14 mph from the east.