Santo Isidoro
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Santo Isidoro Weather in December

Thinking of visiting Santo Isidoro in December? Expect moderate temperatures reaching 16°C (61°F) during the day, dropping to 12°C (54°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Santo Isidoro in December

Typically, you can expect about 14 days of rain this month, with 94 mm (3.7 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Santo Isidoro in December

Expect highs of 16°C (61°F) in Santo Isidoro in December, with nights dropping to around 12°C (54°F). Conditions are often most pleasant around the middle of the day. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Santo Isidoro in December

The city usually sees around 162 hours of sunlight, indicating a moderately sunny period.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August, September and October typically offer the best weather for Santo Isidoro.

Santo Isidoro Temperature in December

Min Temperature
12°C (54°F)
Max Temperature
16°C (61°F)
Chance of Rain
48%
Precipitation
94 mm (3.7 in)
Rainy days
14 days
Humidity
81% *
Sunshine
162 hours *
Percentage Sunshine
55% *
* Data from: Cascais, Portugal (32 KM, 20 Miles).

Santo Isidoro Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Santo Isidoro - and find the best time to visit.

Best Places in Portugal in December

Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Santo Isidoro in December

Pleasant temperatures in December mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Santo Isidoro in December

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

  • Swimming
    5/10
  • Cycling
    6/10
  • Walking
    6/10
  • Barbeque
    6/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Santo Isidoro 3-Day Forecast

More climate data for Santo Isidoro

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

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