St John's weather averages for holidays in 2017/2018

Check St John's weather averages before you book your next holiday in 2017/2018. Today's maximum temperature in St John's is expected to be 31°C, while the average maximum temperature in September is 31°C.

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St John's weather averages

Check out the St John's weather averages before you book your next holiday to Antigua. The warmest months in St John's are July, August and September with an average maximum temperature of 31°C. The sunniest months are January, February, March, April, May, June, July and August with on average 8 hours of bright sunshine per day. The month with the least number of days with some rain is April with 11 days. The sea is at its warmest in St John's in September and October with an average sea temperature of 29°C.

Maximum daytime temperature (°C)

Hours of sunshine (daily)

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

Days with some rainfall

Sea temperature (°C)

More weather parameters

Metric (°C / mm)  |  Imperial (°F / inches)

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St John's weather today

Here is the weather in St John's today, Thursday 21st September 2017. Expect isolated thunderstorms in St John's, Antigua with a maximum temperature of 31°C, moderate levels of heat & humidity and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a fresh breeze of 31 kph from the south-east.

  • 31
    °C maximum temperature
  • 22
    °C minimum temperature
  • isolated thunderstorms
  • 4
    hours of sunshine
  • 32
    % chance of some rain
  • <2
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 31
    kph wind from SE

5-day weather forecast

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: St John's, Antigua hurricane season

% of month affected by tropical storms
<1%
0
0
<1%
0
0
1%
3%
4%
2%
<1%
<1%
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The St John's, Antigua tropical storm risk chart above shows the hurricane season.

More about tropical storms

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St John's holiday weather averages by month

Check St John's holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare St John's weather with the USA

Below the St John's weather chart shows maximum daytime temperature for St John's, Antigua and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

St John's, Antigua
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more St John's weather >>

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