Weathermondo.com
United StatesThe weather in December in Catalina
It's pleasantly warm in December in Catalina with an average temperature of 20°C. Temperatures this month range from a low of 17°C to a high of 23°C. At night, you can expect temperatures between 4°C and 9°C.
Looking for great weather? December is a good time to be in Catalina. 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 Catalina, Arizona. 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 28°C in 2021, Catalina reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 8°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of -4°C to a highest value of 17°C.
Rainfall amount
In December, there is an average of 40 mm of precipitation, spread over 7 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in December for Catalina
Click on any day in December to get detailed info about the usual weather on that day in Catalina. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Catalina | New York | |
|---|---|---|
| Average temperature | 20°C | 9°C |
| Max. temperature | 23°C | 12°C |
| Min. temperature | 4°C | -5°C |
| Total precipitation | 40 mm | 133 mm |
| Rainy days | 7 days | 17 days |
Start of December
The month of December starts in Catalina with warm temps, averaging around 22°C during the day and nights around 9°C.
Mid December
By mid-December, daytime temps drop to around 19°C, with nights around 6°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 Catalina is around 19°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.
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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.
Check out the climate of Catalina for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Catalina, Arizona. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Catalina
Temperature in December in Catalina over the years
Precipitation charts
These charts show the average amount of precipitation in December in Catalina, Arizona. 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 Catalina
Total precipitation in December in Catalina over the years
Daily UV index in December in Catalina
This chart shows the average daily UV index in December in Catalina, 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 Catalina
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Average weather in Catalina by month
Click on a month below to see detailed weather info for Catalina. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.