Temperatures in December
It's cool to moderate in December in Olhos d'Água with an average temperature of 18°C. Temperatures this month range from a low of 17°C to a high of 19°C. At night, you can expect temperatures between 10°C and 13°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Olhos d'Água in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Olhos d'Água with mild temperatures, averaging around 18°C during the day and nights close to 11°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-December
By mid-December, the average daytime temperature stays the same at 18°C, with nights close to 12°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of December
By the end of December, the average daytime temperature in Olhos d'Água will be around 18°C, with nights close to 12°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
Water temperature
The water temperature at Olhos d'Água is 18°C this month. You can swim, but it's a bit on the chilly side.
Precipitation in December
In December, there is an average of 31 mm of precipitation, spread over 4 days. The wind speed is around 4 Bft, mostly coming from the South.
The precipitation chance averages 13% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Olhos d'Água. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Olhos d'Água in December |
London | ||
|---|---|---|---|
 Average Temperature |
18°C | 9°C | |
 High Temp |
19°C | 11°C | |
| Low Temp |
17°C | 8°C | |
 Total Precipitation |
31 mm | 67 mm | |
| Rainy Days |
4 days | 10 days | |
November
UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is December a good time to visit Olhos d'Água?
Want nice weather? Then December is a great time to be in Olhos d'Água. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Olhos d'Água in December
With 23°C, Olhos d'Água hit the highest temperature in the last 10 years in December 2022. The lowest daytime temperature in this month was 13°C in 2020. The extreme night temperatures ranged from a low of 4°C to a high of 18°C.
Check out the climate of Olhos d'Água for all months and discover the best travel time
Curious about the climate in other parts of Portugal? Check out the weather and climate in places like Algarve, Lisbon, Albufeira, or have a look at other destinations in Portugal.
Daily Temperature in December in Olhos d'Água
This chart shows the average daily temperatures, both day and night, for each day in December in Olhos d'Água, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Olhos d'Água
The chart below shows the average daily precipitation in December for Olhos d'Água, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 4 days of rain in Olhos d'Água.
Daily UV Index in December in Olhos d'Água
This chart shows the average daily UV index in December in Olhos d'Água, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Olhos d'Água Over the Years
This chart shows the average temperature in December in Olhos d'Água, measured in degrees Celsius, over the past years.
Total Precipitation in December in Olhos d'Água Over the Years
This chart shows the average precipitation in December in Olhos d'Água, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Olhos d'Água
Click on a specific day in December for detailed info on the typical weather on that day in Olhos d'Água. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Olhos d'Água
Have you been to Olhos d'Água in December?
Share your weather experience in December in Olhos d'Água.
Average Weather in Olhos d'Água by Month
Click on a month below to see detailed weather info for Olhos d'Água. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Olhos d'Água for all months at once
