Plano, Texas 

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Climate in Plano, Texas

Plano, TX is known for its hot, humid summers and mild winters that bring little precipitation. Average temperatures range from highs in the upper 80s in summer to lows around 20°F in winter.

Plano, Texas gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Plano averages 2 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 229 sunny days per year in Plano. The US average is 205 sunny days.

Plano gets some kind of precipitation, on average, 80 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 94 degrees
Winter Low: the January low is 33
Rain: averages 41 inches of rain a year
Snow: averages 2 inches of snow a year


The annual BestPlaces Comfort Index for Plano is 7.2 (10=best), which means it is more comfortable than most places in Texas.

4.8 / 7.2

Summer   /   Winter
October, April and May are the most pleasant months in Plano, while July and August are the least comfortable months.

Climate Averages
  Plano, TexasUnited States
  40.9 in.38.1 in.
  1.5 in.27.8 in.
  80.2 days106.2 days
  229 days205 days
  666 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Plano with an average high temperature of 94.6°, which ranks it as cooler than most places in Texas. In Plano, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Plano are October, May and April.

In Plano, there are 75.7 days annually when the high temperature is over 90°, which is cooler than most places in Texas.

January has the coldest nighttime temperatures for Plano with an average of 32.5°. This is colder than most places in Texas.

In Plano, there are 45.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Texas.

In Plano, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Texas.

Humidity in Plano can be uncomfortable during the summer, but comfortable for most of the year. The most uncomfortably humid months are July, June and August. The humid season runs from May-September and the most comfortable months are October-April.

May is the wettest month in Plano with 5.5 inches of rain, and the driest month is August with 2.1 inches. The wettest season is Summer with 31% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 40.9 inches in Plano means that it is wetter than most places in Texas.

May is the rainiest month in Plano with 8.9 days of rain, and August is the driest month with only 4.7 rainy days. There are 80.2 rainy days annually in Plano, which is rainier than most places in Texas. The rainiest season is Summer when it rains 29% of the time and the driest is Autumn with only a 21% chance of a rainy day.

An annual snowfall of 1.5 inches in Plano means that it is snowier than most places in Texas. February is the snowiest month in Plano with 0.6 inches of snow, and 1 month of the year have significant snowfall.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Plano    42 Reviews
    Sadly, Plano's golden days are over - 6/22/2022
    I had lived in Plano for over 30 years. It is where I bought my first home as a single woman, where I married, and where I raised my children. I was fortunate enough... Read More

    Start Your Review of Plano

    Always a Best Place To Live - 1/7/2022
    We have lived in Plano for 20 years. It has been consistently rated very highly in surveys of best places to live in the US. Pros are the parks system; which includes... Read More

    Utopia - 1/6/2021
    I've lived here for a while now. It's wonderful here. There's a ton to do, great jobs, great parks, and pretty good school. It's the perfect... Read More

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