Webster (TX) Temperature by Month

The average annual maximum temperature in Webster, Texas, United States of America is 26°C (79°F), with daytime highs ranging from 17°C (63°F) in January to 34°C (93°F) in August. This page covers monthly averages, day-night differences, and how Webster compares to cities worldwide.

Visitors to Webster will encounter a climate influenced by big temperature differences across the year. Nighttime temperatures range from 25°C (77°F) in August to 6°C (43°F) in January.

The chart below illustrates the average maximum day and minimum night temperatures in Webster by month:

The coldest point of the day usually falls between 4 AM and 6 AM, with temperatures peaking around 3 PM. August, the city's warmest month, gets 270 hours of sunshine.

The chart below shows the average temperature throughout the year:

Webster's average annual maximum temperature is 26°C (79°F). To put that in context, here's how it compares to a few well-known destinations:

Seville, Spain averages 23°C (73°F) a year, one of the warmer cities in Western Europe, with long hot summers.

Glasgow, Scotland averages 13°C (55°F) a year, mild but often grey, with cold winters and rarely hot summers.

Chicago, USA averages 15°C (59°F) annually, known for extreme seasonal swings, from bitterly cold winters to warm summers.

Brisbane, Australia averages 26°C (79°F) a year, with warm winters and hot, humid summers.

Temperature alone doesn't tell the whole story, humidity plays a big role in how warm or cold it actually feels. High humidity in summer makes the heat feel more intense, particularly once temperatures climb above 25°C. In winter, the same humidity can make cold air feel sharper than the thermometer suggests.

In Webster, January is the coolest month, with average highs of 17°C (63°F) and humidity around 75%, considered high. In August, the warmest month, temperatures average 34°C (93°F) with 75% humidity, conditions that feel high. For a full picture, see our humidity page.

Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.

The readings come from a range of sources, land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.

Global average temperatures have risen by around 1.2°C since the pre-industrial era, and the effects are visible across many regions. Winters are milder on average, with fewer frost days and less snow in many parts of the world. Heatwaves are more frequent and more intense, and Europe's summers of 2018, 2019, and 2020 all set records.

Summers are also getting drier in some areas, while winter rainfall has increased in others. This contributies to higher river levels and more flooding. In many countries, spring arrives earlier and autumn lasts longer. It has knock-on effects for wildlife, agriculture, and local ecosystems.

For more on Webster's weather, including monthly rainfall, sunshine hours, and humidity, visit our Webster climate page.