Temperatures in December
It's cool to moderate in December in Crastos with an average temperature of 16°C. Temperatures this month range from a low of 15°C to a high of 17°C. At night, you can expect temperatures between 8°C and 12°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Crastos 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 Crastos with cool temperatures, averaging around 17°C during the day and nights close to 10°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-December
By mid-December, the average daytime temperature stays the same at 17°C, with nights close to 11°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of December
By the end of December, the average daytime temperature in Crastos will be around 16°C, with nights close to 10°C. A shower might show up, but overall the weather will be dry and sunny.
Precipitation in December
In December, there is an average of 86 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average precipitation chance is 32% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Crastos. 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.
Crastos in December |
London | ||
|---|---|---|---|
 Average Temperature |
16°C | 9°C | |
 High Temp |
17°C | 11°C | |
| Low Temp |
15°C | 8°C | |
 Total Precipitation |
86 mm | 67 mm | |
| Rainy Days |
10 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 Crastos?
Looking for sun and warm weather? Then December isn’t the best time to be in Crastos. The temperature is too low this month for a warm stay.
Temperature records for Crastos in December
With 21°C, Crastos hit the highest temperature in the last 10 years in December 2015. The lowest daytime temperature in this month was 9°C in 2015. The extreme night temperatures ranged from a low of 0°C to a high of 17°C.
Check out the climate of Crastos 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 Crastos
This chart shows the average daily temperatures, both day and night, for each day in December in Crastos, 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 Crastos
The chart below shows the average daily precipitation in December for Crastos, 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 10 days of rain in Crastos.
Daily UV Index in December in Crastos
This chart shows the average daily UV index in December in Crastos, 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 Crastos Over the Years
This chart shows the average temperature in December in Crastos, measured in degrees Celsius, over the past years.
Total Precipitation in December in Crastos Over the Years
This chart shows the average precipitation in December in Crastos, 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 Crastos
Click on a specific day in December for detailed info on the typical weather on that day in Crastos. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Crastos
Have you been to Crastos in December?
Share your weather experience in December in Crastos.
Average Weather in Crastos by Month
Click on a month below to see detailed weather info for Crastos. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
