Halloween Extremes and Warming October Nights

Since 1970, fall temperatures in the U.S. have increased by an average of 2.5°F, with October nights warming by 3.3°F in 89% of 242 analyzed U.S. cities.

• Average fall temperatures across the United States have increased by 2.5°F since 1970, which can lead to disruptions in leaf-peeping and the extension of wildfire smoke and allergy seasons.
• Analysis of 242 U.S. cities shows that October nights have warmed by an average of 3.3°F since 1970, a trend observed in 216 of those cities (89%).

APA

Climate Central (2024). Halloween Extremes and Warming October Nights. https://www.climatecentral.org/climate-matters/halloween-extremes-warming-october-nights-2024

Chicago

Climate Central. Halloween Extremes and Warming October Nights. 2024. https://www.climatecentral.org/climate-matters/halloween-extremes-warming-october-nights-2024.

Wikipedia

{{cite report |author=Climate Central |title=Halloween Extremes and Warming October Nights |date=23 October 2024 |url=https://www.climatecentral.org/climate-matters/halloween-extremes-warming-october-nights-2024 |access-date=23 October 2026 |via=Climate Insights Directory}}

BibTeX

@techreport{climatecentral2024halloween, author = {{Climate Central}}, title = {{Halloween Extremes and Warming October Nights}}, institution = {Climate Central}, year = {2024}, month = oct, url = {https://www.climatecentral.org/climate-matters/halloween-extremes-warming-october-nights-2024}, urldate = {2026-10-23}, note = {Indexed by Climate Insights Directory} }