Normal weather in Port Isaac in December
The weather in Port Isaac in December has an average temperature of around 10°C during the day. On average, December sees 156 mm of rain in Port Isaac. The wind speed is 5 Beaufort and mainly comes from Southwest.
After November, December in Port Isaac starts with a temperature of 10°C and ends around January at 10°C.
December averages for Port Isaac
 Average temperature | 10°C |
 Highest daytime temperature | 12°C |
| Lowest daytime temperature | 9°C |
 Total rainfall | 156 mm |
| Rainy days | 22 days |
Temperature per day in December in Port Isaac
This graph shows the average daily maximum temperatures in December in Port Isaac, indicated in degrees Celsius.
Precipitation per day in December in Port Isaac
This graph shows the average daily precipitation in December in Port Isaac, indicated in millimeters.
UV index per day in December in Port Isaac
This graph shows the average daily UV index in December in Port Isaac.
Yearly temperature in December in Port Isaac
This graph shows the average yearly temperature in December in Port Isaac, measured in degrees Celsius, over the past years.
Yearly total precipitation in December in Port Isaac
This graph shows the average yearly precipitation in millimeters in December in Port Isaac, over the past years.
Average daily weather in December
Click on a day to get more information about the average weather on that day.
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Average weather in Port Isaac per month
Click on a month below to see in detail how the weather typically is in Port Isaac and what to expect. Based on the historical weather data of Port Isaac, you can view the average temperature, precipitation, wind, and UV index for each day of the month.