Sunshine Atlas

Santander weather by month & the best time to visit

Spain · seaside town · Mediterranean climate

Santander, Spain
Santander — photo by Ebaki, CC BY-SA 4.0 via Wikimedia Commons

The best time to visit Santander is July — its sunniest month (Sunshine Score 84/100), with August and September close behind. Santander averages about 1,954 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 33 mm of rain in July.

When is the best time to visit Santander?

For sunshine, the best time to visit Santander is July, then August and September. The dullest month is January (28/100, 125 mm of rain). The full month-by-month picture is in the table below.

How sunny is Santander?

Santander gets a moderate 1,954 hours of sunshine a year. 56 Sunshine Score points separate July (84) from January (28), so the month you pick matters. It ranks #40 of 40 destinations in Spain for annual sunshine, below the national median of 2,914 hours. The year's 994 mm of rain spreads fairly evenly across the months, with no pronounced dry season.

Sunshine Score by month

January: 28February: 30March: 36April: 51May: 66June: 80July: 8484August: 84September: 81October: 72November: 43December: 28JFMAMJJASOND
MonthScoreDay highNight lowRainUVSea
January28 13° / 55°F9° / 48°F 125 mm114° / 57°F
February30 13° / 55°F8° / 46°F 100 mm214° / 57°F
March36 14° / 57°F10° / 50°F 95 mm314° / 57°F
April51 16° / 61°F11° / 52°F 78 mm414° / 57°F
May66 18° / 64°F13° / 55°F 62 mm616° / 61°F
June80 22° / 72°F16° / 61°F 54 mm619° / 66°F
July84 24° / 75°F18° / 64°F 33 mm721° / 70°F
August84 24° / 75°F19° / 66°F 34 mm623° / 73°F
September81 23° / 73°F18° / 64°F 51 mm521° / 70°F
October72 20° / 68°F15° / 59°F 100 mm318° / 64°F
November43 16° / 61°F12° / 54°F 141 mm117° / 63°F
December28 13° / 55°F10° / 50°F 121 mm115° / 59°F

Sea temperature in Santander by month

The sea off Santander is warmest in August at around 23°C / 73°F, and coolest in January at 14°C / 57°F. The water sits at a comfortable 21°C or warmer roughly 3 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.

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Head-to-head

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Santander: questions and answers

What kind of destination is Santander?

Santander is a seaside town in Spain with a Mediterranean climate — the sea reaches 23°C at its warmest and is swimmable (21°C+) about 3 months a year.

How many hours of sunshine does Santander get a year?

Santander gets about 1,954 hours of sunshine a year, at its best around July.

When is the best time to visit Santander?

The sunniest time to visit Santander is July, when the Sunshine Score peaks at 84/100 (with August and September close behind). Expect daytime highs around 24°C / 75°F.

What is the least sunny month in Santander?

January is the least sunny month in Santander, scoring 28/100 with about 125 mm of rain.

What is the sea temperature in Santander?

The sea in Santander ranges from about 14°C (January) to 23°C (August). Month-by-month sea temperatures are on this page.

How strong is the sun in Santander?

The typical midday UV index in Santander peaks around 7 (high) in July, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.

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