St Mary's Weather Forecast

Current Conditions & 10-Day Outlook

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Current Weather Conditions in St Mary's

St Mary's

England, United Kingdom

weather iconClear sky
17°
Low 16°
High 18°

Hourly St Mary's Weather Forecast

12 AMweather icon17°
1 AMweather icon18°
2 AMweather icon17°
3 AMweather icon17°
4 AMweather icon17°
5 AMweather icon17°
6 AMweather icon17°
7 AMweather icon16°
8 AMweather icon17°
9 AMweather icon17°
10 AMweather icon17°
11 AMweather icon17°
12 PMweather icon17°
1 PMweather icon17°
2 PMweather icon17°
3 PMweather icon17°
4 PMweather icon17°
5 PMweather icon17°
6 PMweather icon17°
7 PMweather icon17°
8 PMweather icon17°
9 PMweather icon17°
10 PMweather icon17°
11 PMweather icon17°
Wind
10kt SSE

Gentle wind.

10kt
NESW
Precipitation
14%

Low chance of precipitation.

St Mary's 10-Day Weather Outlook

Today's Weather in St Mary's, England, United Kingdom

Fri, Jun 26

Showers svg
16°
18°

Sat, Jun 27

Showers svg
16°
18°

Sun, Jun 28

Showers svg
16°
16°

Mon, Jun 29

Showers svg
16°
17°

Tue, Jun 30

Showers svg
16°
17°

Wed, Jul 01

Showers svg
16°
17°

Thu, Jul 02

Showers svg
16°
17°

Fri, Jul 03

Showers svg
16°
17°

Sat, Jul 04

Showers svg
17°
17°

Feels like

17°

Feels cooler than actual temperature.

Pressure

1014 hPa

Expect clear and stable weather.

Humidity

95%

High humidity.

UV

7 - High

Take precautions.

Gusts

21kt

Max speed of wind gusts today.

Cloud Cover

0%

Clear skies, no clouds expected.

Daylight

16h 20m

Long days, short nights.

Rain

0.1mm

No rain, dry conditions expected.

Snowfall

0.0mm

No snowfall expected.

Marine Weather Forecasts
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Historical Climate Data

10 year average

View All

Current Air Quality in St Mary's

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About St Mary's Weather

General

This page provides the current weather forecast for St Mary's, England, United Kingdom, including hourly conditions, a 10-day outlook, wind speed and direction, precipitation, UV index, and air quality - giving you everything you need to plan your day in one view.

Forecast & Methodology

The forecast data on this page is sourced from the ECMWF open-source model - a reliable global model used widely across weather services worldwide. For sailors, boaters, and mariners who need greater accuracy and higher resolution, PredictWind's proprietary forecast models deliver precision down to 1km resolution, updated multiple times daily and validated against real-world observations. Sign up free to access PredictWind's advanced forecasts.

Sailing & Marine Conditions

St Mary's weather forecasts on PredictWind are optimised for sailors and boaters who need precise, reliable wind and wave data for passage planning and day sailing. PredictWind is used by ocean racers, cruising sailors, and commercial vessel operators across United Kingdom and worldwide. For detailed marine conditions including wave height, swell period, and offshore wind forecasts, see the St Mary's marine forecast.

Units

Wind speed is displayed in knots - the standard unit used by sailors, weather services, and maritime authorities. Temperature is shown in degrees Celsius. Use the toggle at the top of the page to switch between Celsius and Fahrenheit. Pressure is shown in hPa, rainfall in millimetres, and air quality is available in both US and EU AQI standards.