United StatesThe weather in December in Johnson City
It's cool to moderate in December in Johnson City with an average temperature of 18°C. Temperatures this month range from a low of 15°C to a high of 21°C. At night, you can expect temperatures between 3°C and 10°C.
Looking for great weather? December is a good time to be in Johnson City. 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 Johnson City, Texas. 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 29°C in 2021, Johnson City reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -2°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -11°C to a highest value of 21°C.
Rainfall amount
In December, there is an average of 30 mm of precipitation, spread over 5 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in December for Johnson City
Click on any day in December to get detailed info about the usual weather on that day in Johnson City. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Johnson City | New York | |
|---|---|---|
| Average temperature | 18°C | 9°C |
| Max. temperature | 21°C | 12°C |
| Min. temperature | 3°C | -5°C |
| Total precipitation | 30 mm | 133 mm |
| Rainy days | 5 days | 17 days |
Start of December
The month of December starts in Johnson City with mild temps, averaging around 20°C during the day and nights around 8°C.
Mid December
By mid-December, daytime temps drop to around 19°C, with nights around 7°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of December
By the end of December, the average daytime temperature in Johnson City is around 18°C, while nighttime temps are about 7°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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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.
The hurricane season in Johnson City runs from June to November.
Check out the climate of Johnson City for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Johnson City, Texas. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Johnson City
Temperature in December in Johnson City over the years
Precipitation charts
These charts show the average amount of precipitation in December in Johnson City, Texas. 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 Johnson City
Total precipitation in December in Johnson City over the years
Daily UV index in December in Johnson City
This chart shows the average daily UV index in December in Johnson City, 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 Johnson City
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Average weather in Johnson City by month
Click on a month below to see detailed weather info for Johnson City. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.