Santo Isidoro Weather in January

January in Santo Isidoro sees daytime temperatures around 15°C (59°F) and lows of 11°C (52°F) at night. With around 89 mm (3.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Santo Isidoro in January

You can expect rain on roughly 15 days based on historical data, averaging 89 mm (3.5 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Santo Isidoro in January

Daytime temperatures in Santo Isidoro reach 15°C (59°F) in January, dropping to 11°C (52°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. While temperatures are the coolest of this year this month, they remain pleasant and warm for outdoor activities.

Sunshine in Santo Isidoro in January

You can expect a moderate amount of sunlight, with approximately 163 hours. This means a pleasant mix of sun and overcast.

January in Santo Isidoro can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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• January
• February
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• May
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For a detailed overview over the year and the best time to visit Portugal, check out our Santo Isidoro's climate page.

Santo Isidoro Temperature in January

Min Temperature 11°C (52°F)  

Max Temperature 15°C (59°F)  

Chance of Rain 50%  

Precipitation 89 mm (3.5 in)  

Rainy days 15 days  

Humidity 82% *  

Sunshine 163 hours *  

Percentage Sunshine 53% *  

* Data from: Cascais, Portugal (32 KM, 20 Miles).

What to Wear in Santo Isidoro in January

The weather can swing between comfortable and chilly in January, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Santo Isidoro in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Santo Isidoro's climate page.

More climate data for Santo Isidoro

Temperature Rainfall Sunshine Humidity

See the full Santo Isidoro climate overview or explore weather in Portugal.