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San Millan

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San Millan Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

San Millan year round climate

  • Spring (March–May): Average 49–57°F, mild climate with moderate rainfall, suitable for outdoor activities. Common activities: Hiking, visiting historical sites. Recommended clothing: Light jacket, comfortable long pants or skirt.
  • Summer (June–August): Average 65–70°F, warm and dry climate with abundant sunshine. Common activities: Hiking, cycling, exploring natural landscapes. Recommended clothing: Short-sleeved clothing, light shorts, hat and sunscreen.
  • Autumn (September–November): Average 50–63°F, comfortable and pleasant climate with increased rainfall. Common activities: Enjoying autumn scenery, savoring local cuisine. Recommended clothing: Light jacket, long-sleeved shirts and pants.
  • Winter (December–February): Average 42–45°F, cold and humid climate with more rainfall. Common activities: Indoor activities, visiting museums, enjoying cozy indoor time. Recommended clothing: Warm jacket, scarf, hat, gloves.

San Millan climatological average

Annual average temperature: approx. 55.8°F / Annual rainfall: approx. 606 mm / Summer humidity: 60%–70% / Rainiest month: January

San Millan monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
42.1°F
85.3
February
43.5°F
57.7
March
49.3°F
42
April
51.4°F
40.3
May
57.6°F
40
June
65.1°F
50.3
July
68.5°F
14.7
August
70.5°F
20
September
63.3°F
35.3
October
60.8°F
80
November
50.7°F
73
December
45.5°F
68

San Millan weather for the next seven days

12/5
Friday
Moderate rain
50.9°F/39.8°F
12/6
Saturday
Patchy rain nearby
58.6°F/51°F
12/7
Sunday
Sunny
57.4°F/46.2°F
12/8
Monday
Sunny
57.9°F/40.9°F
12/9
Tuesday
Sunny
56.8°F/39.1°F
12/10
Wednesday
Partly Cloudy
52°F/38.2°F
12/11
Thursday
Sunny
53.2°F/38.2°F