Temperatures in December
It's pleasantly warm in December in Hillister with an average temperature of 19°C. Temperatures this month range from a low of 15°C to a high of 24°C. At night, you can expect temperatures between 4°C and 13°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Hillister 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 Hillister with mild temperatures, averaging around 20°C during the day and nights close to 9°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-December
By mid-December, the average daytime temperature drops to around 19°C, with nights close to 8°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of December
By the end of December, the average daytime temperature in Hillister will be around 19°C, with nights close to 9°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
Precipitation in December
In December, there is an average of 129 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 28% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Hillister. 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.
Hillister in December |
London | ||
|---|---|---|---|
 Average Temperature |
19°C | 9°C | |
 High Temp |
24°C | 11°C | |
| Low Temp |
15°C | 8°C | |
 Total Precipitation |
129 mm | 67 mm | |
| Rainy Days |
9 days | 10 days | |
November
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is December a good time to visit Hillister?
After some sun? Then December isn’t the best time to be in Hillister. The temperature is pleasant, but there’s too much chance of rain this month.
The hurricane season in Hillister runs from June to November.
Temperature records for Hillister in December
With 28°C, Hillister hit the highest temperature in the last 10 years in December 2021. The lowest daytime temperature in this month was -2°C in 2022. The extreme night temperatures ranged from a low of -11°C to a high of 23°C.
Check out the climate of Hillister for all months and discover the best travel time
Daily Temperature in December in Hillister
This chart shows the average daily temperatures, both day and night, for each day in December in Hillister, 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 Hillister
The chart below shows the average daily precipitation in December for Hillister, 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 9 days of rain in Hillister.
Daily UV Index in December in Hillister
This chart shows the average daily UV index in December in Hillister, 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 Hillister Over the Years
This chart shows the average temperature in December in Hillister, measured in degrees Celsius, over the past years.
Total Precipitation in December in Hillister Over the Years
This chart shows the average precipitation in December in Hillister, 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 Hillister
Click on a specific day in December for detailed info on the typical weather on that day in Hillister. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Hillister
Have you been to Hillister in December?
Share your weather experience in December in Hillister.
Average Weather in Hillister by Month
Click on a month below to see detailed weather info for Hillister. 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 Hillister for all months at once
