Weather News

Last day of heat wave breaks more records in SLO County. What’s next?

Another day of unseasonable heat broke more records across San Luis Obispo County on Friday.

The temperature reached 91 degrees at the San Luis Obispo County Regional Airport, breaking the 2-year-old daily heat record of 79 degrees set in 2024, according to data from the National Weather Service.

The monthly heat record of 97 degrees, set on Tuesday, remained in place.

Meanwhile, the temperature reached 94 degrees at the Paso Robles Municipal Airport, breaking the 22-year-old daily heat record of 87 degrees set in 2004, the data said.

The city also broke its monthly heat record of 93 degrees set on March 27, 2015.

Pilot Mike Klink sits and enjoys a water in the shade while Lloyd’s Aviation refuels his helicopter on March 19, 2026 at Paso Robles Municipal Airport.
Pilot Mike Klink sits and enjoys a water in the shade while Lloyd's Aviation refuels his helicopter on March 19, 2026 at Paso Robles Municipal Airport. David Middlecamp dmiddlecamp@thetribunenews.com
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Luckily, the end of the heat wave is in sight.

San Luis Obispo County’s official heat advisory ends at 8 p.m. on Friday, the weather service said.

Then, on Saturday, the temperature is forecasted to reach a daytime high of 80 degrees and a nighttime low of 51 degrees in San Luis Obispo, with a daytime high of 84 and a nighttime low of 42 in Paso Robles.

On Sunday, the temperature could reach a daytime high of 84 and a nighttime low of 50 in San Luis Obispo, with a daytime high of 86 and a nighttime low of 41 in Paso Robles, the weather service said.

Temperatures should remain in the 80s on Monday, the weather service said.

At least one surfer took to the March waves north of Morro Rock without the customary wetsuit. Warm temperatures continue as heat records are threatened on March 18, 2026.
At least one surfer took to the waves north of Morro Rock without the customary wetsuit. Warm temperatures threatened to break heat records on March 18, 2026. David Middlecamp dmiddlecamp@thetribunenews.com
Heat shimmers off Buckley Road near the San Luis Obispo County Regional Airport as warm weather threatens to break heat records on March 18, 2026.
Heat shimmers off Buckley Road near the San Luis Obispo County Regional Airport as warm weather threatens to break heat records on March 18, 2026. David Middlecamp dmiddlecamp@thetribunenews.com
Stephanie Zappelli
The Tribune
Stephanie Zappelli is the environment and immigration reporter for The Tribune. Born and raised in San Diego, they graduated from Cal Poly with a journalism degree. When not writing, they enjoy playing guitar, reading and exploring the outdoors. 
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