San Martín Weather in May
May in San Martín brings moderate temperatures around 17°C (63°F) during the day, dropping to 7°C (45°F) at night, with the most rainfall of the year.
Rainfall in San Martín in May
Given that this is the rainiest month, it's wise to carry an umbrella to stay dry during unexpected showers. Historically, approximately 16 days this month are expected to have rain, averaging 125 mm (4.9 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in San Martín in May
May in San Martín brings typical temperatures with highs around 17°C (63°F) and lows of 7°C (45°F). The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in San Martín in May
The area enjoys a moderate level of sunlight, with around 168 hours. It's a good balance between sunny and cloudy days.If you prefer enjoying temperate temperatures and rain-free days, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Spain, check out our San Martín's climate page.
San Martín Temperature in May
Min Temperature
7°C (45°F)
Max Temperature
17°C (63°F)
Chance of Rain
54%
Precipitation
125 mm (4.9 in)
Rainy days
16 days
Humidity
78% *
Sunshine
168 hours *
Percentage Sunshine
*
Best Places in Spain in May
Find out more about the weather in Spain and which places have the best travel conditions in this month. See all of Spain in May →
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tolerable
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What to Wear in San Martín in May
For San Martín in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in San Martín in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Spain, check out our San Martín's climate page.
Temperature Rainfall Sunshine Humidity
See the full San Martín climate overview or explore weather in Spain.
