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United StatesThe weather in December in Heathrow
It's warm in December in Heathrow with an average temperature of 24°C. Temperatures this month range from a low of 22°C to a high of 26°C. At night, you can expect temperatures between 12°C and 17°C.
Looking for great weather? December is a good time to be in Heathrow. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Heathrow, Florida. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 31°C in 2016, Heathrow reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 7°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 23°C.
Rainfall amount
In December, there is an average of 56 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in December for Heathrow
Click on any day in December to get detailed info about the usual weather on that day in Heathrow. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Heathrow | New York | |
|---|---|---|
| Average temperature | 24°C | 9°C |
| Max. temperature | 26°C | 12°C |
| Min. temperature | 12°C | -5°C |
| Total precipitation | 56 mm | 133 mm |
| Rainy days | 9 days | 17 days |
Start of December
The month of December starts in Heathrow with warm temps, averaging around 25°C during the day and nights around 15°C.
Mid December
By mid-December, daytime temps drop to around 24°C, with nights around 15°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of December
By the end of December, the average daytime temperature in Heathrow is around 24°C, while nighttime temps are about 15°C. A shower might pop up, but overall, the weather will be dry and sunny.
Find affordable trips to Heathrow
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.
The hurricane season in Heathrow runs from June to November.
Check out the climate of Heathrow for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Heathrow, Florida. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Heathrow
Temperature in December in Heathrow over the years
Precipitation charts
These charts show the average amount of precipitation in December in Heathrow, Florida. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Heathrow
Total precipitation in December in Heathrow over the years
Daily UV index in December in Heathrow
This chart shows the average daily UV index in December in Heathrow, 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.
Weather experiences in December in Heathrow
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Average weather in Heathrow by month
Click on a month below to see detailed weather info for Heathrow. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.