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
20th Apr
82

75

8

11
Tuesday
21st Apr
82

75

8

11
Wednesday
22nd Apr
84

75

8

11
Thursday
23rd Apr
84

75

7

11
Friday
24th Apr
84

75

7

11

5-day weather forecast updated at 04:00 on Monday 20th April 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 Monday 20th April 2026

Expect broken clouds in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
broken clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
12
mph wind from E

St John's weather for Tuesday 21st April 2026

82
°F maximum temperature
75
°F minimum temperature
broken clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
9
mph wind from E

St John's weather for Wednesday 22nd April 2026

Expect broken clouds in St John's, Antigua with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-east.

84
°F maximum temperature
75
°F minimum temperature
broken clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from NE

St John's weather for Thursday 23rd April 2026

Expect broken clouds in St John's, Antigua with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-east.