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.

Monday
9th Mar
81

75

7

10
Tuesday
10th Mar
81

75

8

10
Wednesday
11th Mar
81

73

7

11
Thursday
12th Mar
81

73

6

11
Friday
13th Mar
82

73

7

10

5-day weather forecast updated at 04:00 on Monday 9th March 2026 GMT

More about St John's

St John's by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Antigua

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 9th March 2026

Expect broken clouds in St John's, Antigua with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the east.

81
°F maximum temperature
75
°F minimum temperature
broken clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
16
mph wind from E

St John's weather for Tuesday 10th March 2026

Expect sunshine and showers in St John's, Antigua with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 14 mph from the east.

81
°F maximum temperature
75
°F minimum temperature
sunshine and showers
8
hours of sunshine
10
UV index (Very High)
41
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
14
mph wind from E

St John's weather for Wednesday 11th March 2026

Expect broken clouds in St John's, Antigua with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the east.

81
°F maximum temperature
73
°F minimum temperature
broken clouds
7
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 Thursday 12th March 2026

Expect broken clouds in St John's, Antigua with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

81
°F maximum temperature
73
°F minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
11
mph wind from E

St John's weather for Friday 13th March 2026

Expect scattered clouds in St John's, Antigua with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.