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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]
Wildfire activity is closely tied to temperature and drought over time. Globally, the length of the fire season increased by nearly 19% from 1979 to 2013, with significantly longer seasons in the western states. Since 1985, more than 50% of the wildfire area burned in the western United States can be attributed to anthropogenic climate change. [15]
The IPCC Fifth Assessment Report (AR5 WG1) of 2013 examined temperature variations during the last two millennia, and cited the following reconstructions in support of its conclusion that for average annual Northern Hemisphere temperatures, "the period 1983–2012 was very likely the warmest 30-year period of the last 800 years (high confidence ...
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.
OAKLAND, Calif. — 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 ...
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 ...
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.
Every day leading up to the spring equinox, California will gain roughly two minutes of additional sunlight, according to Time and Date, an online global watch. On Wednesday, the sun will set at 5 ...