what's the average temperature in phoenix in december

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02-12-2024

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Phoenix, Arizona, boasts sunshine even during the winter months, but what exactly can you expect temperature-wise in December? While a quick search might give you a simple average, understanding the nuances of Phoenix's December weather requires a closer look. This article will delve into the typical temperatures, exploring highs, lows, and the factors influencing the climate.

The Average: A Starting Point

While there isn't a single, universally agreed-upon source for the exact average temperature in Phoenix during December, various meteorological sources consistently paint a similar picture. Based on data compiled over many years by organizations like the National Weather Service, the average high temperature in December typically hovers around 64-68°F (18-20°C). The average low temperature is usually in the range of 40-45°F (4-7°C). This means you can expect pleasant daytime temperatures, ideal for outdoor activities, but cooler evenings that may require a light jacket or sweater.

Beyond the Average: Understanding the Variability

The average only tells part of the story. December in Phoenix can experience considerable day-to-day temperature fluctuations. While the average high might be 66°F, you could encounter days reaching the low 70s or days that only reach the mid-50s. Similarly, nighttime lows can vary significantly. Factors influencing these variations include:

• Elevation: Phoenix's location within a valley can trap cooler air overnight, leading to lower minimum temperatures. Higher elevations surrounding the city will be noticeably cooler.
• Sun Angle: As we are further from the winter solstice, the sun angle changes, resulting in less direct solar radiation. Even within Phoenix, shading from buildings and mountains could also affect the temperature.
• High and Low-Pressure Systems: The passage of high-pressure systems can bring clear skies and warmer days. Low-pressure systems, conversely, often introduce cloud cover and cooler temperatures.

Practical Implications for Your Trip:

Knowing that the average is just a guide is crucial for planning your December trip to Phoenix. Pack versatile clothing that allows you to layer. A long-sleeved shirt, a light sweater or jacket, and possibly a warmer jacket for evenings are recommended. Don’t forget comfortable shoes for exploring the city and its surroundings.

Comparing to Other Regions:

Compared to many other parts of the US during December, Phoenix enjoys significantly milder weather. Areas in the Northeast and Midwest often experience freezing temperatures and snow, while Phoenix offers a respite from the winter chill.

Additional Considerations:

• Sunshine: Despite cooler temperatures, Phoenix typically sees abundant sunshine in December. This makes the weather feel warmer than the temperature alone might suggest.
• Rain: December is generally a dry month in Phoenix; however, occasional rain showers are possible. Packing an umbrella might be a wise precaution.

In conclusion: While the average December temperature in Phoenix is pleasant, remember that variability exists. By understanding the factors that influence the weather and packing accordingly, you can ensure a comfortable and enjoyable visit during this time of year. Remember to always check the local forecast before your trip for the most up-to-date information.