The increase in warmer than normal fall days for Hartford from 1970-2023. Fall weather today sure isn’t as cool as it was back in the 1970s in Connecticut . A new analysis by Climate Central says the fall season has warmed significantly since then. Analysts found that fall has warmed in 234 U.S. cities by 2.5 degrees on average since the start of the 1970s. For day-to-day weather, a 2.5-degree change might not seem substantial — but from a climatological perspective it’s huge. Climatology covers long-term trends and changes in weather patterns, usually at least a 30-year period. The Paris Agreement , reached in 2015, is an international treaty designed to limit global warming to 1.5 degrees celsius, or 2.7 degrees Fahrenheit. The United Nations’ Intergovernmental Panel on Climate Change says that crossing the 2.7 degrees Fahrenheit threshold will unleash more severe impacts from climate change as the warming amplifies extreme weather events. More For You CT weekend forecast calls for more sunny and warm conditions, NWS says Electric rate rally at CT State Capitol as GOP lawmakers seek special session Amazon’s planned 650,000 sq ft warehouse faces backlash from CT residents Warmer-than-average weekend ahead for CT, with Friday in the high 80s Walk away and start over? CT flooding strands family as insurers deny claims Climate Central’s analysis examined 242 locations, including Hartford, and found that 234 of them, or 97%, have experienced an increase in average fall temperatures. While the average warming since 1970 was 2.5 degrees Fahrenheit, more than one-third of the locations studied warmed by 3 degrees or more during the period. Hartford’s average fall temperature has increased by 2.7 degrees since 1970. Overall, the Northeast region had the fifth-biggest surge (2.6 degrees) in average fall temperatures out of the nine regions included in the […]