000 SXUS74 KEWX 011713 RERDRT RECORD EVENT REPORT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO 1210 PM CDT SUN OCT 01 2023 ...RECORD HIGH MONTHLY AVERAGE TEMPERATURE AT DEL RIO IN SEPTEMBER... A RECORD HIGH MONTHLY AVERAGE TEMPERATURE OF 89.2 DEGREES WAS SET AT DEL RIO IN SEPTEMBER. THIS BREAKS THE OLD RECORD OF 87.6 SET IN 2019. $$