File name: US_summary_Sept_temperature_20231011.png
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Normal September temperatures across the contiguous United States (left). Temperatures in September 2023 (center). Temperature in September 2023 compared to the 1991-2020 average (right), showing places that were warmer than average in red and places that were cooler than average in blue. NOAA Climate.gov maps from our Data Snapshots collection, based on data from NOAA National Centers for Environmental Information.