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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Public Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows Santiago de Compostela’s current temperature alongside the daytime high and overnight low, with a moderate to high chance of rain throughout the day. Expect a typical Atlantic pattern: humid, changeable conditions with intermittent drizzle or heavier bursts.
What is the temperature and rain outlook for today?
Based on the live forecast above, the daytime high sits in the low-to-mid teens (13–16 °C) with an overnight low in the single digits (7–10 °C). Rain probability remains elevated, often above 60%, so carry a waterproof layer. Wind speeds are generally light to moderate, rarely exceeding 20 mph, but gusts may pick up near the coast.
How does the weather change by month?
Santiago de Compostela weather by month follows a classic oceanic rhythm: mild winters (averaging 8–14 °C) with frequent rain, and mild summers (averaging 14–26 °C) with less rain but still occasional showers. Santiago de Compostela weather september remains pleasant, with highs around 22–25 °C and lower rainfall than spring months. For longer planning, consult the santiago de compostela weather forecast 15 days or santiago de compostela weather forecast 30 days – both indicate the typical variability rather than precise daily figures. If you’re interested in weather in santiago de compostela 10 days, the live forecast above gives the best near-term view.
Does it rain a lot in Santiago de Compostela?
Yes. Santiago receives over 1,800 mm of rain annually, one of the highest totals in Spain. Rain falls on roughly 140–160 days per year, so drizzle or showers are common even in summer.
What is the best month to visit for good weather?
July and August offer the warmest, driest conditions, with average highs of 24–26 °C and only 30–40 mm of rain per month. Spring (May) and early autumn (September) are also pleasant for walking and sightseeing.
How cold does it get in December?
Santiago de compostela weather december is cool but not freezing: average daily highs around 11–13 °C and lows of 4–7 °C. Frost is rare, but rain is frequent, with about 14–17 rainy days in the month.
Sources
For ongoing UK conditions, see the UK weather hub or check the 10 Day Weather Forecast UK. For comparison with other Atlantic-facing cities, read our Bristol Weather page.