Plano, Texas – Climate and Average Weather Year Round Overview

This post contains affiliate links, and I will be compensated if you make a purchase after clicking on my links, at no cost to you.

Plano, Texas boasts a humid subtropical climate that makes it an attractive place to live year-round.

The hottest month is August, with temperatures soaring to an average high of 94°F.

Winters are mild; the coldest month, January, sees an average low of 37°F and a high of 56°F.

If you’re wondering about rain, the area gets precipitation on about 80 days per year, so it’s not overwhelmingly wet.

Situated close to Dallas, Plano benefits from Dallas Love Field‘s reliable weather data, which helps provide accurate and detailed climate insights.

Summers can be quite humid, with humidity levels ranging from 56% to 73%. This is typical for a climate classified as CFA (humid subtropical) in the northern hemisphere.

If sunshine is your preference, you’ll be pleased to know Plano enjoys nearly 3050 hours of sunshine annually. This means you can expect to see a good deal of sun, even during the winter months.

Average Temperature In Plano, Texas

August is the hottest month in Plano. The average high temperature reaches 94°F, while the low averages 75°F.

Meanwhile, the coldest month is January, with an average high of 56°F and a low of 37°F.

In the summer months of June and July, the weather stays quite warm. High temperatures often reach 90°F and above. These months are typically dry and hot.

The spring months of March, April, and May bring milder weather. Average highs range from 65°F to 85°F, making it a comfortable time to visit.

September marks the beginning of fall, with high temperatures gradually dropping from the summer heat. By October and November, highs range between 70°F to 80°F, offering a more pleasant climate.

Here’s a summary of average monthly temperatures:

Month Average High (°F) Average Low (°F)
January 56 37
February 61 41
March 69 49
April 76 56
May 83 64
June 91 72
July 94 75
August 94 75
September 86 67
October 76 56
November 65 46
December 57 38

The average annual temperature is about 65°F, making Plano a place with varied but manageable weather throughout the year.

Average Precipitation In Plano, Texas

Plano, Texas experiences varying precipitation levels throughout the year, with specific months receiving more rainfall than others. Snow is rare but can occur during certain winter months.

Average Rainfall In Plano, Texas

Plano receives an annual average of about 3.23 inches of precipitation per month. The region’s wettest month is typically May, with around 148 mm (5.83 inches) of rain.

Meanwhile, August is the driest month, making it a great time for outdoor activities.

During the rainy season in spring (March, April, and May) and fall (October), rainfall is more frequent. This means more rainy days, leading to lush greenery and full rivers. The rain also helps lower summer temperatures, providing some relief from the heat.

Consistent rainfall supports both local agriculture and urban landscapes. This makes Plano a beautiful and thriving community year-round.

Average Snow In Plano, Texas

Snowfall in Plano is quite rare but can occasionally occur. The city’s coldest months are December, January, and February, with January being the coldest month averaging a low of 34°F.

Snow and ice might appear during these months, but typically, snowfall is minimal and not a major factor for residents.

Average snowfall in Plano is less than 1 inch per year. This makes it an unusual event that often excites the community. When it does snow, it rarely disrupts daily life due to the warm ground temperature.

Residents should still be prepared for the occasional snowstorm, especially during the peak winter months. It is important to stay updated on weather forecasts, as sudden changes can happen. For more detailed information on snow and ice conditions, visit Snow and Ice.

Average Sun In Plano, Texas

Plano experiences a moderate amount of sunshine throughout the year, with varying daylight hours and UV index levels depending on the season. This section provides detailed information on average daily shortwave solar energy, an important measure of the sun’s impact.

Average Daily Shortwave Solar Energy In Plano, Texas

Plano gets ample sunlight, especially during the summer months.

Shortwave solar energy, which measures the amount of solar power reaching the earth, tends to be highest in June, July, and August.

During these months, the city receives around 6.00 to 6.50 kWh/m² daily.

In contrast, winter months like December and January see a decrease, averaging about 3.00 to 3.50 kWh/m² daily.

This fluctuation affects the UV index, with higher levels in summer, making sunscreen a must for outdoor activities.

Days are longest in June, offering up to about 14 hours of daylight, and shortest in December, with around 10 hours.

The average monthly sunshine varies, with over 300 hours per month in summer and closer to 100 hours in winter.

These factors play a key role in outdoor planning and energy consumption throughout the year.

Average Humidity In Plano, Texas

Plano, Texas experiences varying levels of humidity throughout the year.

The average annual humidity is around 66%.

Monthly averages show changes as the weather shifts.

For instance, the month with the most relative humidity is May, at 70%.

In contrast, August tends to be the driest month, with an average humidity of 60%.

Below is a table highlighting the average humidity by month:

Month Average Humidity
January 67%
February 66%
March 68%
April 69%
May 70%
June 65%
July 63%
August 60%
September 62%
October 64%
November 66%
December 67%

During the cooler months, the dew point also varies, influencing how humid it feels.

For example, the dew point typically hovers around 53°F.

The variation in humidity affects the comfort level and outdoor activities.

Humid months may feel warmer while drier months can be more comfortable. The changes in humidity from month to month offer a dynamic weather pattern for the residents of Plano.

Average Wind In Plano, Texas

Plano, Texas, experiences variable wind speeds throughout the year.

Typical Wind Speed:
The average wind speed in Plano hovers around 14-15 mph yearly.

Windiest Month:
The windiest month is usually April, with an average wind speed of about 15 mph.

Predominant Wind Direction:
Wind in Plano typically comes from the south during the spring and summer months. In the fall and winter, it often shifts to the north or northeast.

Monthly Wind Averages:

Month Avg. Wind Speed (mph)
January 13
February 14
March 15
April 15
May 14
June 13
July 12
August 12
September 13
October 14
November 14
December 13

For more details on wind patterns, you can explore specific wind articles.

Average Air Quality In Plano, Texas

The air quality in Plano, Texas, is generally considered good.

According to recent data, the city’s yearly average PM2.5 level is about 10.6 μg/m³. This falls within the “good” category, which means the air is clean and poses little to no risk to residents.

Air Quality Components:

  • PM2.5: Measures fine particulate matter. Plano’s average is 10.6 μg/m³.
  • Visibility: Often clear due to lower levels of air pollutants.
  • Pressure: Varies but typically ranges within normal levels, around 29.92 inches of mercury.

Monthly Averages:

Month PM2.5 (μg/m³) Visibility (Miles) Pressure (in)
January 10.0 10 30.10
July 11.2 9 29.85

Given these levels, Plano experiences fewer air quality advisories compared to cities with higher pollution.

This contributes to a healthier environment, allowing residents to enjoy outdoor activities year-round without significant concerns over air pollution.

Residents should still stay informed, especially during occasional high-pollution days. The air quality index may rise due to factors like weather changes or increased local emissions.

Topography Of Plano, Texas

The topography of Plano, Texas, is largely flat, reflecting the characteristics of the broader North Texas plains.

Plano occupies a geographical area of approximately 72 square miles. At an elevation of about 650 feet above sea level, it is relatively low-lying.

The region consists mainly of clay and sandy soils, which are common in this part of Texas.

This makes the ground suitable for various types of vegetation and construction.

Creeks and Rivers:

  • The city is traversed by small creeks and tributaries. These water bodies contribute to the drainage system and add to the scenic views in several neighborhoods.
  • Examples include Spring Creek and White Rock Creek.

Green Spaces:

  • Plano has numerous parks and nature preserves that showcase the natural topography. Some notable parks are Arbor Hills Nature Preserve and Bob Woodruff Park.
  • These areas highlight natural rolling terrains and provide a mix of forested and open grassy areas.

Urban Development:

  • Despite the naturally flat landscape, urban planning in Plano includes artificially modified terrains. Small hills and slopes are present, especially in landscaped residential areas and parks.

Overall, the topography of Plano, Texas, is a blend of natural flatlands and slightly elevated urban developments, making it suitable for both residential life and outdoor activities.

Extreme Weather Events That Occur In Plano, Texas

Plano, Texas, experiences a variety of extreme weather events throughout the year. These events can cause significant disruptions and pose risks to residents.

Severe Storms

Plano is prone to severe storms, especially during spring and early summer.

These storms can bring heavy rain, strong winds, and hail.

Hailstones can range in size from small pellets to golf balls, causing damage to cars and buildings.

Tornadoes

Tornadoes are a serious threat in Plano.

The city lies within Tornado Alley, where conditions are favorable for tornado development.

Tornadoes can cause extensive damage and are accompanied by severe thunderstorms.

Flooding

Heavy rains from storms can lead to flooding. Low-lying areas and regions near rivers are particularly vulnerable.

Urban flooding can impact roads, homes, and businesses.

Residents should be aware of flood-prone areas and take precautions during heavy rainfall.

Heatwaves

Summers in Plano are hot, with temperatures often exceeding 100°F.

Heatwaves can last for several days, making it dangerous for outdoor activities.

It’s essential to stay hydrated and seek shade during extreme heat.

Winter Storms

Winter can bring ice and snow to Plano.

Although not frequent, ice storms can cause slippery roads, power outages, and damage to trees.

Snowfall is rare, but when it occurs, it can disrupt daily life due to a lack of extensive snow removal equipment.

Statistics

Type of Event Frequency
Severe Storms Common
Tornadoes Moderate
Flooding Moderate
Heatwaves Frequent
Winter Storms Rare

Best Time Of The Year To Visit Plano, Texas

Plano, Texas has varied weather across the seasons, with each offering a unique experience. Spring and fall are often considered the best times to visit, with mild temperatures and pleasant conditions.

What Is Plano, Texas Like In Spring

Spring in Plano typically features mild temperatures, making it one of the best times to visit.

During March, April, and May, temperatures usually range from the high 50s to the low 80s Fahrenheit.

This season sees pleasant weather with blooming flowers and greenery.

Rainfall can be moderate, averaging around 3-4 inches per month, so carrying an umbrella is recommended.

Outdoor activities like visiting parks and trails are perfect during spring.

What Is Plano, Texas Like In Summer

Summers in Plano can get quite hot, with temperatures frequently in the high 80s to mid-90s Fahrenheit.

The hottest months are June, July, and August, with August often hitting peak temperatures around 94°F.

Despite the heat, many attractions such as public pools and water parks are open and offer a great way to cool off.

The humidity can be high, so staying hydrated and taking breaks indoors is advisable.

What Is Plano, Texas Like In Fall

Fall is another ideal time to visit Plano.

Temperatures in September, October, and November range from the high 60s to the mid-80s Fahrenheit.

The weather is generally dry and comfortable, making it perfect for outdoor events and festivals.

The fall foliage adds a scenic backdrop to the city, providing excellent photo opportunities in parks.

Rainfall is moderate, usually around 2-3 inches per month.

What Is Plano, Texas Like In Winter

Winter in Plano is relatively mild compared to other parts of the country.

From December to February, temperatures typically range from the high 30s to the low 60s Fahrenheit.

January is the coldest month, with average lows around 37°F.

Snowfall is rare, but occasional frosty mornings can occur.

The season is perfect for indoor attractions, shopping, and holiday events.

Scroll to Top