Records set in September 2012 (Period of Record 1960-2012) Monthly Top 10 - 9th Highest Maximum Temperature of 87.1°. - 2nd Highest Daily Maximum Temperature of 106° on the 7th (tied). Record is 107° set on the 3rd/2000. - 10th Highest Daily Maximum Temperature of 104° on the 2nd. - 2nd Highest Daily Minimum Temperature of 77° on the 3rd (tied). Record is 79° set on the 4th/1970. - 7th Highest Daily Minimum Temperature of 76° on the 5th and 6th (tied). - 4th Highest Daily Mean Temperature of 89° on the 3rd (tied). - 9th Highest Daily Mean Temperature of 88° on the 4th (tied). - 6th Most Number of Days with Maximum Temperatures at or above 90° with 16. - 8th Most Cooling Degree Days with 320. - 4th Most Daily Cooling Degree Days with 24 on the 3rd (tied). - 9th Most Daily Cooling Degree Days with 23 on the 4th (tied). Daily Record High Maximum Temperature - 106° on the 7th - 97° on the 21st (tied) - 93° on the 24th Record High Minimum Temperature - 77° on the 3rd - 76° on the 5th (tied) - 76° on the 6th (tied) Record Low Minimum Temperature - 50° on the 9th