How often does Austin hit 100°? Here's a breakdown by date, month, year and decade

This story is part of the KXAN data center, as the numbers help tell the entire story.
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Editor’s note: The video above is the last weather in KXAN First Weather.

Austin (KXAN) – Camp Mabry’s full temperature records – Austin’s official reports site – dates back to 1898. Since then, Austin has reached 100 degrees a total of 2,001 times.

The average of any certain year from 1898 to 2023 is about 16 days of three -numbers per year, but the data shows that the number increases. Between 1991 and 2020, the current dates used by the national weather service were to calculate the averages, and it was the average number of 100 degrees 29.

The chart below shows the number of triple temperatures recorded every year since the start of the records.

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The summer of 2011 was a standard breach. Austin has reached 100 degrees a total of 90 times that year, including a height of 112 degrees on August 28. Relationships with September 5, 2000, where the most hot temperature ever recorded in the city.

Each year 2023, 1925, 2009, 2022 and 1923 witnessed more than 60 days of three -numbers heat.

Imagine the graph

On the other end of the spectrum, Austin failed to reach 100 degrees in 12 different years since the start of the records, the last of which is in 1987.

The graph below shows the number registered in the contract.

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While both of the twenties and fifties of the last century are raising a large number of three days, the first half of the twentieth century had a relatively few days above 100 degrees. Since the 1990s, the number has risen rapidly. 2000s, for example, 273 days at or above 100 degrees. This number increased to 409 in 2010.

Austin has reached the mark of the century in 241 days so far, which means that we have already reached 100 degrees in only five years of the entire nineties.

It is not surprising, August recorded the most triple number days. The graph below shows 100 degrees a month since the start of the records.

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Of all the triple days, nearly half of them was in August, while it was about a third in July. About 12 % of the triple days were in June, while it was 7 % in September. May and October have been assembled less than 1 % of all days of the triple number since 1898.

May 4, 1984, holds the title as the oldest day 100 degrees in a evaluation year. While there was an incredibly early start, the year was only 18 days of the triple number in total. Meanwhile, 100 degrees occurred on October 13, in 2024.

So what is the day of the calendar that witnessed 100 degrees?

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August 10 has a total of 42 times since the start of the records, more than any other day. August 9 is the second, with 39 trilogy temperatures.

Average 30 years in the first 100 degrees per year is July 4, while August 30 is the average day of three numbers of the year.

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