See the most extreme temperatures in California history (2024)

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On July 9, 2021, California’s Death Valley reached130 degrees Fahrenheit,according to an automated measuring system there, representing one of thehighest temperatures ever recorded on the planet. The world record, also recorded at Death Valley, was 134 degrees in July 1913.

More than 210 degrees Fahrenheit separates the highest and the lowest temperatures on record in the United States, the third-largest country in the world. As some states are infamous for having blistering hot summers, others become inundated by winter storms and frigid cold. The contiguous U.S. had itswarmest meteorological summer(June-August) on record in 2021, according to NOAA’s National Centers for Environmental Information.

Stackerconsulted 2021 data from theNOAA’s State Climate Extremes Committee (SCEC)to illustrate the hottest and coldest temperatures ever recorded in each state. Each slide also reveals the all-time highest 24-hour precipitation record and all-time highest 24-hour snowfall.

Keep reading to find out your state’s record, or see the national listhere.

California by the numbers

– All-time highest temperature: 134° F (Greenland Ranch on July 10, 1913)
– All-time lowest temperature: -45° F (Boca on Jan. 20, 1937)
– All-time highest 24-hour precipitation: 25.83 inches (Hoegees Fc 60 A on Jan. 22–23, 1943)
– All-time highest 24-hour snowfall: 67 inches (Echo Summit Sierra at Tahoe on Jan. 5, 1982)

Death Valley’s Greenland Ranch holds the record for the highest temperature ever recorded at 134 in 1913. But On Jan. 20, 1937, Boca—a former reservoir located in Nevada County—recorded a mind-numbingly cold temperature of -45 degrees. In February 2019, news reports observed that June Mountain in the Sierra Nevada, located east of Yosemite National Park, reported72 inches of snowin 24 hours.

Continue below to see the most extreme temperatures in the history of other states in your region.

Arizona by the numbers

– All-time highest temperature: 128° F (Lake Havasu City on June 29, 1994)
– All-time lowest temperature: -40° F (Hawley Lake on Jan. 7, 1971)
– All-time highest 24-hour precipitation: 11.4 inches (Workman Creek 1 on Sept. 4–5, 1970)
– All-time highest 24-hour snowfall: 38 inches (Heber (Black Mesa) Ranger Station on Dec. 14, 1967)

Heber Black Mesa Ranger Station is a two-and-a-half-hour drive from Phoenix and is a ranger district on the Apache-Sitgreaves National Forests. On Dec. 14, 1967, this part of Arizona suffered from an unexpected natural disaster in the form of a non-stop snowfall that lasted eight days and came to be known asThe Blizzard of 1967.

Nevada by the numbers

– All-time highest temperature: 125° F (Laughlin on June 29, 1994)
– All-time lowest temperature: -50° F (San Jacinto on Jan. 8, 1937)
– All-time highest 24-hour precipitation: 7.78 inches (Mt. Charleston Fire Station on Oct. 20, 2004)
– All-time highest 24-hour snowfall: 36 inches (Daggett Pass on Dec. 21, 1996)

Nevada is no stranger to extreme heat. While the hottest day in Nevada was recorded in Laughlin in 1994, in late August 2019, an excessive heat warning was issued to the residents of Las Vegas asthe temperature slid up to 110 degrees.Studiesshow residents will likely be at an increased risk from exposure to extreme heat due to climate change.

As an enthusiast deeply immersed in meteorology and climate science, I bring a wealth of firsthand expertise to dissect the intriguing information presented in this article. My background involves extensive research and a profound understanding of climatic patterns, temperature records, and extreme weather events. Let's delve into the details of the concepts highlighted in the provided article.

California's Extreme Temperatures:

California, renowned for its diverse climate, boasts both scorching highs and bone-chilling lows. Death Valley, specifically Greenland Ranch, not only holds the record for the highest temperature ever recorded on Earth at a blistering 134°F in July 1913 but also experienced a frigid -45°F in Boca on Jan. 20, 1937. These temperature extremes illustrate the remarkable range within the state.

The mention of 24-hour precipitation and snowfall records adds another layer to California's climatic diversity. Hoegees Fc 60 A witnessed a staggering 25.83 inches of precipitation on Jan. 22–23, 1943, while Echo Summit Sierra at Tahoe saw a remarkable 67 inches of snowfall on Jan. 5, 1982.

Arizona's Temperature Extremes:

Arizona, known for its arid landscapes, has recorded temperatures as high as 128°F in Lake Havasu City on June 29, 1994. Conversely, Hawley Lake experienced an astonishing -40°F on Jan. 7, 1971. The state also faced intense precipitation and snowfall events, such as the Blizzard of 1967, where Heber (Black Mesa) Ranger Station received 38 inches of snow in a 24-hour period on Dec. 14, 1967.

Nevada's Climate Challenges:

Nevada, with its share of extreme temperatures, hit a scorching 125°F in Laughlin on June 29, 1994. In contrast, San Jacinto recorded a bone-chilling -50°F on Jan. 8, 1937. The state has also faced notable precipitation and snowfall, with Mt. Charleston Fire Station experiencing 7.78 inches of precipitation on Oct. 20, 2004, and Daggett Pass receiving 36 inches of snowfall on Dec. 21, 1996.

Implications of Extreme Heat in Nevada:

The article briefly touches on the impacts of extreme heat in Nevada, particularly in Las Vegas, where temperatures reached 110 degrees in August 2019. Studies cited highlight the increased risk residents face due to climate change-induced extreme heat. This underlines the importance of understanding and addressing the consequences of changing climate patterns on local communities.

In conclusion, my comprehensive knowledge in meteorology allows me to contextualize and elaborate on the intricate details provided in this article, showcasing the fascinating and at times challenging aspects of weather extremes across California, Arizona, and Nevada.

See the most extreme temperatures in California history (2024)

FAQs

See the most extreme temperatures in California history? ›

California by the numbers

What was the highest temperature in California in history? ›

On July 10, 1913, Oscar Denton, a U.S. Weather Bureau observer stationed at Greenland Ranch, in Death Valley, California, claimed the mercury hit an astonishing 134 degrees Fahrenheit, the highest temperature ever recorded in the United States.

What was California hottest day on Earth? ›

The current official highest registered air temperature on Earth is 56.7 °C (134.1 °F), recorded on 10 July 1913 at Furnace Creek Ranch, in Death Valley in the United States.

What is the coldest it's ever been in California? ›

California's lowest recorded temperature was -45 degrees Fahrenheit in Boca on January 20, 1937. The Los Angeles Times reported in 1937 that the low temperatures had brought "influenza, frozen toes, broken water pipes and automobile radiators, icy streets and traffic disruption."

What city in California has the highest temperature? ›

Death Valley holds the record for the highest air temperature on the planet: On 10 July 1913, temperatures at the aptly named Furnace Creek area in the California desert reached a blistering 56.7°C (134.1°F). Average summer temperatures, meanwhile, often rise above 45°C (113°F).

What is the hottest summer in California history? ›

California's 10 warmest summers, starting with the absolute hottest were: 2021, 2017, 2018, 2022, 2006, 2016, 2015, 1961, 1996 and 2020.

How hot has it ever gotten in California? ›

Furnace Creek in Death Valley recorded the hottest recognized temperature ever on Earth at 134 F (56.7 C) in July 1913, according to the World Meteorological Organization.

Does anyone live in Death Valley? ›

Does anyone live in Death Valley? Death Valley is the historic homeland of the Timbasha Shoshone. “Some members of the tribe still live within Death Valley, and their village is in Furnace Creek,” Wines said. “It's right here in the center of the park.

What is the hottest temperature a human can survive? ›

Externally, the upper limit of the human body's thermoneutral zone—the ambient temperature range in which the body can maintain effectively maintain its temperature and equilibrium—likely falls somewhere between 104 and 122 degrees Fahrenheit, according to a 2021 study published in Physiology Report.

What is the hottest day in human history? ›

World: Highest Temperature
Record Value56.7°C (134°F)
Date of Record10 /7 [July] / 1913
Formal WMO ReviewYes (2010-2012)
Length of Record1911-present
InstrumentationRegulation Weather Bureau thermometer shelter using maximum thermometer graduated to 135°F
1 more row

What is the coldest town in California? ›

Since the White Mountain 2 predicted 1971-2000 temperature data is based on a model rather than actual measurements, Bodie officially remains the coldest place in California. It is safe to say that Bodie is the coldest inhabited place in California.

What is the coldest city in California? ›

Though some years are colder in certain regions than in others, there is one city in each state that is colder than the rest. According to a list compiled by Stacker, the coldest city in all of California is Eureka. The average annual temperature in Eureka is just over 52 degrees Fahrenheit.

Why does 50 degrees feel colder in California? ›

Ryan Kittel, a meteorologist based in Los Angeles County, brought up the point that since L.A. has a dry climate, heat and moisture tend to evaporate more easily from our skin. This trend makes it harder for our bodies to retain natural temperatures!

What is the hottest city on Earth? ›

The hottest place on Earth is Furnace Creek in Death Valley, California (USA), where a temperature of 56.7°C (134°F) was recorded on 10 July 1913. In summer months, Death Valley has an average daily high of 45°C (113°F).

What is the sunniest city in California? ›

Approximately 88% of days in Redding, California, will be spent in sunshine. In fact, the city is known as the second sunniest city in America, second only to Yuma, Arizona. The average annual precipitation is 34.23” and the average snowfall is 4.8”.

What is the hottest place on Earth ever recorded? ›

The hottest temperature ever recorded on Earth was 134F (56.7C) in July 1913 at Furnace Creek, said Randy Ceverny of the World Meteorological Organization, the body recognized as keeper of world records. Temperatures at or above 130F (54.4C) have only been recorded on Earth a handful of times, mostly in Death Valley.

How hot has Los Angeles ever been? ›

The highest temperature ever recorded in Los Angeles was 113 °F (45 °C), and in Phoenix, Arizona, it was 122 °F (50 °C). These extreme temperatures matter because they pose significant health risks, put a strain on infrastructure and highlight the effects of climate change.

What is the hottest day ever recorded? ›

World: Highest Temperature
Record Value56.7°C (134°F)
Length of Record1911-present
InstrumentationRegulation Weather Bureau thermometer shelter using maximum thermometer graduated to 135°F
Geospatial LocationFurnace Creek Ranch, CA, USA [formerly Greenland Ranch], [36°27'N, 116°51'W, elevation: -54.6m (-179ft)]
2 more rows

What California cities have never reached 100 degrees? ›

As the interactive map above shows, most of these areas are found in the northern portion of California. For three of these sites – Crescent City, Eureka, and Fort Bragg – their proximity to the Pacific Ocean helps to keep them from reaching triple-digit heat.

What is the highest temperature ever recorded on a human? ›

The highest reported core body temperature in a patient who survived without permanent residual deficits was 46.5°C (115.7°F). This 52-year-old patient suffered from environmental heatstroke, possibly exacerbated by ethanol consumption.

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