The arrival of the Boreal spring in Texas begins to make itself felt in the Changes in sunlight, humidity and temperature. The exact date of the start of the season corresponds to a precise astronomical phenomenon that determines this official end of winter in the United States.
The Spring 2026 in Texas officially begins on Friday, March 20that 9:46 a.m. Central Daylight Time (CDT)how detailed Farmer’s Almanacone of the traditional publications for following the astronomical calendar.
this moment coincides with the equinoxthe moment in which The sun’s rays fall directly perpendicular to the equator and create the perception of a more balanced distribution between light and dark hours.
Farmer’s Almanac explained that The equinox marks the point at which light begins to dominate over shadowafter months of shorter days since the winter solstice.
The publication also recalled that phenomena such as the Earth’s elliptical orbit, the gravitational pull of other planets and precession have an influence on the fact that the seasons do not always begin on the same day, an aspect that explains this why the beginning of spring fluctuates between March 19th, 20th and 21st.
In the Northern Hemisphere this event is the final entry into the warm period. After the equinox, the sun’s rays advance north until they reach the Tropic of Cancer in June the summer solstice will occur.
From Friday, March 20, 2026 and in the following days, The weather will adapt to the typical patterns of transition towards the end of winter and the upcoming summer in the Lone Star State.
According to information from Weather Spark, Spring in Texas is usually characterized by constant increases in temperature and a progressive increase in the probability of rain. Now every city presents its own nuances.
Houston: increasing humidity and rising temperatures
In HoustonThe typical maximum temperatures of spring dawn from 22°C at 88°F (31°C)The values rarely fall below 15 °C. The minimal They also increase significantly, from 12°C to 23°C. This increase is usually accompanied by a significant increase in humidity and a greater presence of clouds.
The probability of a rainy day It also accelerates quickly. Weather Spark stated that the percentage of Days with at least 0.04 inches (0.10 centimeters) of precipitation increase from 26% to 34% over the course of the season. This growth heralds a wetter end to spring and ushers in the more unstable season that typically begins in June.
Dallas: Variability and more frequent rainfall
Dallas undergoes greater changes. In this city in the north of the state Maximum values increase from 66°F (19°C) to 87°F (31°C)with temperatures rarely falling below 11°C (51°F). The minimum temperatures will rise from 8°C to 21°C.
Precipitation follows a similar pattern to Houston, but with a more significant increase. The The chance of a rainy day increases from 21% to 36% over the course of the seasonwhich makes Dallas one of the cities in which Normally, April and May rains take center stage.
Austin: moderate thermal amplitude and increased precipitation
In austinThe Maximum temperatures rise from 21°C to 32°C.. Minimum temperatures rise from 49 °F (9 °C) to 71 °F (22 °C), with fluctuations more stable than other cities in the state. It’s a transition that usually feels gradual and less abrupt.
He Percentage of days with precipitation of at least 0.04 inches increases from 20% to 33% accordingly Weatherspark.
San Antonio: early heat and sporadic rains
Saint Anthony marks a thermal rise similar to that of Austin, with Highs rise from 72°F (22°C) to 90°F (32°C)while minimums rise from 11°C (51°F) to 22°C (71°F). Towards the end of spring, the heat usually sets in significantly in this area of South Texas.
The Chance of precipitation increases from 18% to 31%with a pattern reflecting a moderate but constant increase in humidity.
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