St John weather live forecast

Today's maximum temperature in St John is expected to be 29°C. Select a day from the live weather forecast for St John, Virgin Islands for more weather parameters.

Tuesday
19th May
29

27

7

UV11
Wednesday
20th May
29

27

7

UV11
Thursday
21st May
29

26

7

UV11
Friday
22nd May
29

26

6

UV11
Saturday
23rd May
29

27

7

UV11

5-day weather forecast updated at 04:01 on Tuesday 19th May 2026 GMT

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The 5-day weather forecast for Virgin Islands (St John) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St John weather forecast by day

Below are the detailed weather forecasts for St John for the next 5 days.

St John weather for Tuesday 19th May 2026

Expect isolated thunderstorms in St John, Virgin Islands with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 28 kph from the east.

29
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
UV11
UV index (Extreme)
38
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
28
kph wind from E

St John weather for Wednesday 20th May 2026

Expect isolated thunderstorms in St John, Virgin Islands with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 28 kph from the east.

29
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
UV11
UV index (Extreme)
38
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
28
kph wind from E

St John weather for Thursday 21st May 2026

Expect broken clouds in St John, Virgin Islands with a maximum temperature of 29°C, 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 moderate breeze of 26 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
broken clouds
7
hours of sunshine
UV11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from E

St John weather for Friday 22nd May 2026

Expect isolated thunderstorms in St John, Virgin Islands with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a moderate breeze of 25 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
UV11
UV index (Extreme)
54
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
25
kph wind from E

St John weather for Saturday 23rd May 2026

Expect isolated thunderstorms in St John, Virgin Islands with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 28 kph from the east.