PortugalAverage weather for Castelo Branco in December
It's cool to moderate in December in Castelo Branco 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 13°C and 16°C.
Start of December
The month of December starts in Castelo Branco with mild temps, averaging around 19°C during the day and nights around 16°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid December
By mid-December, daytime temps stay steady at around 19°C, with nights around 15°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of December
By the end of December, the average daytime temperature in Castelo Branco is around 18°C, while nighttime temps are about 15°C. There’s a significant chance of many days with precipitation.
In December, there is an average of 134 mm of precipitation, spread over 15 days. The wind speed is around 6 Bft, mostly coming from the South.
Castelo Branco in December |
New York | ||
|---|---|---|---|
 Average temperature |
18°C | 9°C | |
 Max. temperature |
19°C | 12°C | |
| Min. temperature |
17°C | -5°C | |
 Total precipitation |
134 mm | 133 mm | |
| Rainy days |
15 days | 17 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 Castelo Branco?
Looking for sun? December isn’t a good month to be in Castelo Branco. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 22°C in 2017, Castelo Branco reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 13°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 8°C to a highest value of 20°C.
Check out the climate of Castelo Branco for all months and discover the best travel time
Daily Temperature in December in Castelo Branco
This chart shows the average daily high and low temperatures in December for Castelo Branco, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in December in Castelo Branco
The chart below shows the average daily precipitation in December for Castelo Branco, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed 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 it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 15 days of precipitation in Castelo Branco.
Daily UV index in December in Castelo Branco
This chart shows the average daily UV index in December in Castelo Branco, 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 Castelo Branco over the years
This chart shows the average temperature in December in Castelo Branco, measured in degrees Celsius, over the past few years.
Total precipitation in December in Castelo Branco over the years
This chart shows the average precipitation in December in Castelo Branco, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in December for Castelo Branco
Click on any day in December to get detailed info about the usual weather on that day in Castelo Branco. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Castelo Branco
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Average weather in Castelo Branco by month
Click on a month below to see detailed weather info for Castelo Branco. 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 Castelo Branco for all months at once
