Temperatures in December
It's cool to moderate in December in Channel Islands National Park with an average temperature of 18°C. Temperatures this month range from a low of 16°C to a high of 20°C. At night, you can expect temperatures between 7°C and 10°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Channel Islands National Park 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 Channel Islands National Park with mild temperatures, averaging around 19°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 19°C, with nights close to 9°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 Channel Islands National Park will be around 18°C, with nights close to 9°C. There’s a significant chance of many days with precipitation.
Precipitation in December
In December, there is an average of 124 mm of precipitation, spread over 6 days. The wind speed is around 3 Bft, mostly coming from the South.
The precipitation chance averages 19% 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 Channel Islands National Park. 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.
Channel Islands National Park in December |
UK | ||
|---|---|---|---|
 Average Temperature |
18°C | 9°C | |
 High Temp |
20°C | 11°C | |
| Low Temp |
16°C | 8°C | |
 Total Precipitation |
124 mm | 67 mm | |
| Rainy Days |
6 days | 10 days | |
November
UV index
The UV index is a maximum of 5 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 Channel Islands National Park?
After some sun? Then December isn’t the best time to be in Channel Islands National Park. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Channel Islands National Park in December
With 28°C, Channel Islands National Park hit the highest temperature in the last 10 years in December 2023. The lowest daytime temperature in this month was 11°C in 2021. The extreme night temperatures ranged from a low of 2°C to a high of 16°C.
Daily Temperature in December in Channel Islands National Park
This chart shows the average daily temperatures, both day and night, for each day in December in Channel Islands National Park, 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 Channel Islands National Park
The chart below shows the average daily precipitation in December for Channel Islands National Park, 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 6 days of rain in Channel Islands National Park.
Daily UV Index in December in Channel Islands National Park
This chart shows the average daily UV index in December in Channel Islands National Park, 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 Channel Islands National Park Over the Years
This chart shows the average temperature in December in Channel Islands National Park, measured in degrees Celsius, over the past years.
Total Precipitation in December in Channel Islands National Park Over the Years
This chart shows the average precipitation in December in Channel Islands National Park, 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 Channel Islands National Park
Click on a specific day in December for detailed info on the typical weather on that day in Channel Islands National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Channel Islands National Park
Have you been to Channel Islands National Park in December?
Share your weather experience in December in Channel Islands National Park.
Average Weather in Channel Islands National Park by Month
Click on a month below to see detailed weather info for Channel Islands National Park. 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 Channel Islands National Park for all months at once
