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BBC Weather St Austell – Today, Tomorrow & 14-Day Forecast

Jack Thomas Carter • 2026-06-05 • Reviewed by Sofia Lindberg




St Austell Weather Forecast: Today, Tomorrow & 14 Days | BBC & Met Office

For St Austell, Cornwall, the weather over the coming days is set to be mild, unsettled, and often showery. Both the Met Office and AccuWeather point to rain or showers around the next few days, with breezy to windy periods dominating the pattern. The overall theme is cloud, rain, and wind, rather than settled sunshine.

Residents and visitors checking the BBC Weather forecast for St Austell will find a sequence of mostly wet and windy conditions. The Met Office 7‑day outlook highlights “periods of heavy rain” at times, along with “mild nights with coastal gales possible in the far southwest of Cornwall.” The message is clear: keep an umbrella handy if you are planning time outdoors this week.

Temperatures remain fairly mild for early June, with highs ranging from the upper 50s to low 60s °F according to AccuWeather, or roughly 9–14 °C in the Met Office summary. There is no indication of snow or frost in any of the official forecasts; the main concerns are rain, cloud, and wind.

What is the Weather in St Austell Today?

Today’s Outlook

Variably cloudy with a shower in places. High around 61 °F. SW wind 12 mph.

Tomorrow’s Outlook

Rain most of the time; breezy in the afternoon. High around 54 °F. SW wind 25 mph.

Weekend Snapshot

Sunday cloudy with a couple of showers, mainly early, around 63 °F. Monday sees rain and drizzle.

Wind & UV Index

Wind strongest on Saturday (25 mph SW, coastal gales possible). UV Index generally low to moderate.

Key Insights

  • Rain is likely on most days, with showers today and persistent rain tomorrow.
  • Temperatures will hover around 9–14 °C, staying mild but not warm.
  • Wind will be notable, especially Saturday, with breezier conditions and possible gales along the coast.
  • Sunday looks the least wet, offering a small window for outdoor activity.
  • Monday carries a high chance of rain and drizzle, with up to 5 hours of precipitation expected.
  • No snow or frost is forecast; the only hazards are rain, wind, and low cloud.

Quick‑Look Forecast Table

Day High (°C) Low (°C) Rain Chance Wind (mph) UV Index
Today (Fri) 16 11 Medium (showers) 12 SW Moderate
Tomorrow (Sat) 12 8 High (persistent rain) 25 SW Low
Sunday 17 10 Medium (early showers) 16 WSW Moderate
Monday 13 9 High (rain/drizzle) 13 SW Low

What is the Weather Forecast for St Austell Tomorrow?

According to AccuWeather, tomorrow (Saturday 6 June) will bring “rain most of the time; breezy in the afternoon.” The high will reach only about 54 °F (12 °C) with a southwest wind gusting to 25 mph. The Met Office complements this with warnings of “coastal gales possible in the far southwest of Cornwall.”

Will it rain in St Austell tomorrow?

Yes. The forecast from both AccuWeather and the Met Office indicates persistent rain throughout much of the day. The rain is expected to be steady rather than showery, with breezy conditions making it feel cooler.

What time will the rain start in St Austell?

Exact timings are not provided in the available forecasts, but the consensus is that rain will be present for most of the daytime hours. The afternoon is expected to be particularly breezy, so rain may intensify at that point.

Is it going to be sunny in St Austell tomorrow?

No. Both major sources predict overcast skies with continuous rain. Sunshine is not expected at any point during the day.

Coastal Caution

The Met Office specifically notes that coastal gales are possible in the far southwest of Cornwall, including the St Austell Bay area. If you plan to walk along the coast or visit beaches, be aware of strong gusts and reduced visibility from rain.

What is the 7, 10, and 14 Day BBC Weather Forecast for St Austell?

Beyond the immediate 48 hours, the extended forecast from both the Met Office and AccuWeather maintains the unsettled pattern. BBC Weather’s own 14‑day outlook (based on Met Office data) mirrors this trend.

7‑Day Outlook

The Met Office 7‑day forecast for St Austell emphasises wet and windy conditions, with “periods of heavy rain” at times. It notes that conditions should become drier on Sunday for some places, though low cloud and fog may linger. Monday brings further rain and drizzle.

10‑Day Outlook

AccuWeather’s 10‑day outlook shows repeated chances of showers, including rain/drizzle on 8 June, showers on 10 June, and mostly cloudy intervals through the period. No settled spells of sunshine are indicated.

14‑Day Outlook

The Weather Network’s 14‑day view points to light rain, a chance of a shower, and partly cloudy days around 7–10 June. Beyond that, the pattern remains broadly similar: mild, damp, and often windy.

Weekend Window

According to the Met Office, Sunday may offer a slightly drier break, especially in the morning. However, low cloud and fog could linger, so any outdoor plans should account for reduced visibility and the chance of a shower.

Which Weather Service is Most Reliable for St Austell? BBC, Met Office, or AccuWeather?

Each service uses the same underlying data from the Met Office, but they present it in different ways. BBC Weather offers a clean, mobile‑friendly interface with hourly and 14‑day views. The Met Office provides more detailed text descriptions, including UV and pollen information. AccuWeather adds long‑range outlooks and proprietary “RealFeel” temperatures.

Accuracy Considerations

For St Austell, the Met Office – as the UK’s official national weather authority – enjoys the highest trust rating. BBC Weather sources its data directly from the Met Office, so the core forecasts are identical. AccuWeather uses a mix of global models and may offer slightly different timing for showers, but the overall pattern (unsettled, rainy, windy) is consistent across all three.

Special Features

XC Weather provides a specialist wind forecast for St Austell, useful for sailors, windsurfers, and coastal visitors. The wind data from XC Weather aligns with the Met Office’s warnings of strong southwesterly winds and possible gales.

Model Differences

For very short‑term timing (e.g., “will it rain at 11 am?”), there can be minor differences between services. The Met Office and BBC Weather are generally considered most reliable for St Austell because they use localised UK models. AccuWeather may show slightly different precipitation start times.

How Does the Weather in St Austell Compare to Nearby Towns like Newquay and Charlestown?

St Austell’s coastal position in St Austell Bay means its weather is heavily influenced by prevailing southwesterly winds and the Atlantic ocean. Nearby Charlestown (a few miles south) shares almost identical conditions. Newquay, further north along the coast, is often windier due to its exposure, but the same unsettled pattern applies.

Inland locations such as Foxhole tend to be slightly less windy but can experience more fog and lower cloud. However, all these places fall under the same broad forecast area: expect rain, cloud, and wind across the region this week.

Weather Window Timeline for St Austell (Next 48 Hours)

  1. Friday morning: Variably cloudy with a few showers. SW wind 12 mph.
  2. Friday afternoon: Continuing showers, breezy. High 61 °F.
  3. Friday evening: Showers become more isolated; cloud thickens overnight. Low around 50 °F.
  4. Friday night: Mild and cloudy, with coastal gales possible in the far southwest. onwards
  5. Saturday early morning: Rain spreads in from the west, becoming persistent by mid‑morning.
  6. Saturday afternoon: Rain most of the time; breezy with SW wind 25 mph. High only 54 °F.
  7. Saturday evening: Rain gradually eases, but cloud and drizzle linger.
  8. Saturday night: Remaining cloudy with patchy drizzle. Wind moderates.

How Confident Are the Forecasts for St Austell?

Established Information (High Confidence) Uncertain Aspects (Low to Medium Confidence)
Rain will be present on Saturday (persistent rain). Exact start and end times for Saturday’s rain are not specified.
Wind will be strong on Saturday, with possible coastal gales. Whether gales will directly affect St Austell town centre or only open coastal areas.
Temperatures will be mild (9–14 °C) with no snow or frost. The possibility of isolated thunderstorms (not mentioned in any forecast).
Sunday will be drier than Saturday, but still cloudy with showers. How long any sunny spells might last on Sunday.

Why St Austell’s Coastal Location Shapes Its Weather

St Austell sits on the south coast of Cornwall, facing the English Channel and the Atlantic Ocean. Prevailing southwesterly winds bring moist air directly inland, which leads to frequent cloud and rainfall, especially when weather systems move in from the Atlantic. The bay funnels wind, making breezy conditions more common than in inland Cornwall.

Unlike inland towns such as Bodmin or Foxhole, St Austell’s proximity to the sea moderates temperatures – summers are cooler and winters milder. Sea fog is also a possibility, particularly when warm air moves over cooler water, but it is not a common occurrence. Understanding this coastal influence helps explain why St Austell often sees more rain than, say, inland areas east of the moor.

Where the Forecast Information Comes From

The forecasts referenced in this article come from three main sources. The Met Office is the UK’s official national weather service and provides the most authoritative data. BBC Weather uses the same Met Office data, presenting it in a user‑friendly format. AccuWeather offers additional long‑range and proprietary indices.

“Variably cloudy with a shower in places” – AccuWeather forecast for St Austell, Friday.

AccuWeather

“Periods of heavy rain … mild night with coastal gales possible in the far southwest of Cornwall” – Met Office 7‑day forecast.

Met Office

XC Weather provides specialised wind data, while The Weather Network offers a 14‑day view consistent with the overall pattern. Links to all these services are provided below.

Summary: St Austell Weather at a Glance

The weather in St Austell over the coming week will be defined by cloud, rain, and wind. Saturday looks the wettest and windiest day, while Sunday may offer a short drier interlude. Temperatures will stay mild, in the 9–14 °C range. For planning outdoor activities, the best window appears to be Sunday morning. For more details on how coastal weather compares with other destinations, see our overview of Weather in Turkey in November – Regional Averages and Tips. If you are looking ahead to summer events, check the Bristol Balloon Festival 2025 – Official Dates, Tickets & Schedule.

Frequently Asked Questions

What is the XC Weather forecast for St Austell?

XC Weather provides a specialised wind forecast for St Austell, often used by sailors and outdoor enthusiasts. It shows southwest winds of 12–25 mph over the next days, with gusts potentially higher during coastal gale warnings.

When is the best time to visit St Austell for good weather?

Late spring and early autumn typically offer the most settled conditions. June can be pleasant but is often showery, as seen in this forecast. July and August are warmer, with longer dry spells, though rain is always possible.

Is St Austell affected by sea fog?

Yes, occasionally. When warm, moist air moves over the cooler sea surface, fog can form along the coast. It is most common in spring and early summer, but it is not a frequent occurrence in St Austell Bay.

Does St Austell get snow in winter?

Snow is rare in St Austell due to its coastal location. The area typically sees only one or two days of snow per year, and it rarely settles for long. The current forecasts show no snow or frost.

How does the Eden Project microclimate differ from St Austell town centre?

The Eden Project, located in a former clay pit, is slightly more sheltered from wind and can be a degree or two warmer than the town centre. However, it still experiences the same general weather patterns as St Austell.

Why are the BBC and Met Office forecasts different from AccuWeather?

BBC and Met Office use the same UK‑specific models, while AccuWeather uses a mix of global models. For St Austell, the overall pattern is the same, but hourly timings for showers can vary slightly.

Is St Austell usually windier than inland Cornwall?

Yes. Coastal towns like St Austell experience stronger winds due to exposure to southwesterly winds. Inland areas such as Bodmin or Foxhole are more sheltered but can be colder at night.

How accurate are 14‑day forecasts for St Austell?

Long‑range forecasts have lower confidence. The general trend (unsettled, mild) is usually reliable, but specific day‑by‑day details should be checked closer to the time.




Jack Thomas Carter

About the author

Jack Thomas Carter

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