Dallas residents enjoy a humid subtropical climate consisting of scorching summers, mild winters, and warm months. It is a sunny city since the sun shines an estimated 2,800 hours every year, with an annual average high temperature of 78°F, while the yearly average low is 58°F. However, the temperature can rise above 100°F and dip below 20°F.

It freezes in Dallas, where temperatures drop to 20°F or below for an average of four weeks yearly. The temperatures usually remain below freezing for a day, with the freezes from December till March. However, the coldest winter days in Dallas occur in January.

While the weather in Dallas is warm, you can experience some painfully cold winter days with ice, sleet, and snow. Read on to find out all about the cold weather in Dallas and what you can expect.

How Long Are the Cold Months in Dallas?

The winter months start in late November and early December and end in late February to early March. However, you can experience a few gray and rainy days in October, April, and May. You are most likely to get frost in December, January, February, and a few times in March in Dallas.

The maximum average temperatures in Dallas during the winter months are 57°F and minimum averages of 37°F. On some nights, the temperature drops to 20°F and below. 

Dallas has an annual average of 30 days when temperatures fall below freezing during the cold months. However, it is unlikely for temperatures to drop below zero degrees for more than a day.

The annual snow is 1.2 inches compared to the average of 28 inches in the USA, with the most snowfall experienced in February. In addition, there is some precipitation from rain, snow, and sleet for at least 78 days annually.

What Are the Annual Dallas Weather Averages?

Dallas is the perfect city for you if you like warm weather all year round. The sun shines most of the time with warm months between mild winters and hot summers. Let us look at the weather you can expect in Dallas.


Dallas’s annual average high temperature is 78°F, and the low is 58°F. August is the hottest month, with an average daytime temperature of 99°F and 79°F at night. You can expect at least 22 days of very high temperatures above 100°F.

Dallas experiences freezing for an average of 30 days a year, with the lowest temperature in winter at 20°F or below. Additionally, the coldest month is January, while the warm months are April, May, and October, with average temperatures between 70°F to 85°F.


You will enjoy at least 135 days with clear skies and sun, for 61% of the sun hits the ground during the day. The average hours of sunlight in Dallas are 12 hours. The longest day is mid-June and lasts 14 hours, while the shortest days in mid-December get 10 hours of sunlight.


Dallas is wetter than most places in Texas since it gets a yearly average of 39 inches of total precipitation from rain and snow. There are at least 78 days of rain; the wettest season is summer, and spring’s the driest season. The most rainfall is experienced in May and October, while the driest month is August, with an average of 4 days of rain. While Dallas doesn’t always snow, you can expect a few snow days between November and March.

Dallas experiences an average of 46 days of thunderstorms annually. Although you can expect storms any month, they usually occur in May.


The high humidity levels can make summer uncomfortable in Dallas for most people. Humidity can reach an average high of 82% and lows of 49%. When living in Dallas, you will experience high humidity from May to September, with the highest humidity in June, July, and August.


It is generally windy in Dallas, although the wind speed depends on the local topography and seasonal variations. The average wind speed is 9.5 mph. The windiest months are from October to June, with March as the windiest month. June to October are calmer months, and August has the lowest wind speed.

When Is the Best Time to Visit Dallas?

Dallas has lovely warm weather all year round, which is excellent if you like to travel and explore. However, the best time to visit Dallas is during spring and autumn to avoid the cold winters and the hot summer heat.

You can plan outdoor tourist activities from mid-April to early June and from mid-September to late -October to avoid the extreme heat and cold. The best time for fun at the pool and water activities is between late May and September, since you get clear, rain-free days with temperatures between 75°F and 90°F.


Dallas has a sub-tropical climate that is warm most days of the year. Therefore, you can enjoy long hours of sunlight and mild winters with a few days of below-freezing temperatures. Additionally, you can enjoy outdoor and water activities for most months.