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For example, the average daily high in San Francisco in July and August is between 62 and 68 °F (17 and 20 °C), [1] [2] and in Walnut Creek, some 20 miles (32 km) inland, the average daily high in July and August is 84 °F (29 °C): a temperature gain of more than one degree (Fahrenheit) per mile. [3]
A study published in Science Advances in 2022 stated that climate-caused changes in atmospheric rivers affecting California had already doubled the likelihood of megafloods since 1920—which can involve 100 inches (250 cm) of rain and/or melted snow in the mountains per month, or 25 to 34 feet (7.6 to 10.4 m) of snow in the Sierra Nevada—and ...
The largest recorded temperature change in one place over a 24-hour period occurred on January 15, 1972 in Loma, Montana, when the temperature rose from −54 to 49 °F (−47.8 to 9.4 °C) . The most dramatic temperature changes occur in North American climates susceptible to Chinook winds.
The city recorded more than 15 days of above-normal temperatures during the winter, between 1991 and 2020. Climate Central’s “2023 Winter Package” shows the winter warming trend in Sacramento.
High temperature records continued to fall across California on Tuesday, as the most brutal heat wave of 2022 reached its peak, offering a grim preview of what climate change has in store for the ...
February set records from coast to coast, where 92% of the Lower 48 states experienced warmer than average temperatures. The only exceptions were parts of California and the Florida Peninsula.
The record high temperature at the National Weather Service office in San Diego of 111 °F (44 °C) was on September 26, 1963. The record low temperature was 25 °F (−4 °C) on January 7, 1913. [8] The record high temperature was tied only once and happened on September 27, 2010, 47 years and two days after the set record.
To get there, the state seeks to conduct 1.5 million acres of wildfire risk reduction activity per year by 2030; 2 million acres per year by 2038, and 2.5 million acres per year by 2045, most of ...