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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Perspective Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Stephenville, on Newfoundland’s west coast near St. George’s Bay, sees a cool maritime climate with the live forecast above showing today’s conditions; expect a mix of sun and cloud as a weak trough passes, with temperatures near seasonal norms.
What drives Stephenville’s day‑to‑day weather?
The town sits in the rain shadow of the Long Range Mountains, so it gets less precipitation than nearby corner brook weather stations, though sea breezes off the Gulf of St. Lawrence still bring frequent cloud and fog. Hourly shifts are common — check stephenville weather hourly updates from the live feed above for the next few hours, especially if you’re planning outdoor activities around the harbour or the Stephenville Crossing area.
How do longer‑range forecasts help here?
A stephenville weather 14 day forecast gives a general trend, but the region’s position between the Gulf and the Atlantic makes day‑to‑day detail unreliable beyond five days. For the most authoritative outlook, rely on stephenville weather environment canada bulletins; they use local buoys and radar from the St. John’s office. For quick checks, the weather network stephenville hourly feed is handy, though always cross‑reference with the official source.
When is the best time to visit Stephenville?
Late June through early September offers the mildest weather, with daytime highs around 20°C and less fog. July and August are peak months for hiking and coastal tours, though pack a sweater — sea breezes can cool evenings quickly.
How do Stephenville conditions compare to Port aux Basques?
Weather port aux basques is windier and foggier because it faces the open Gulf. Stephenville, sheltered by the Port au Port Peninsula, tends to be slightly drier and less breezy, though both share a maritime chill.
Where can I get the most reliable Stephenville forecast?
Environment and Climate Change Canada’s weather.gc.ca page for Stephenville is the official source. The Weather Network offers hourly and 14‑day outlooks, but always verify with the government bulletin for critical planning.
Sources
For broader context, visit the Canada weather hub or check weather warnings for Newfoundland. If you’re comparing conditions across the province, our Vancouver Weather page offers a Pacific contrast, while Calgary Weather shows a prairie counterpart.