September 2019 is the hottest and driest on record for DFW as officially recorded at DFW Airport. Records date all the way back to September 1898 (121 years). The average temperature for September 2019 was 86°F. The normal average temperature for September should be around 78°F. We had the most 95°F and 90°F days than any September on record (23 and 29 days respectively). This is the only September where no low temperature below 70°F was recorded. To put that in perspective, 60% of Septembers should see at least one low temp below 60°F with about 25% seeing a low of 50°F or below. When the low temperature stays 60°F or above, that is a bit of a benchmark for a warm September.
Additionally, September 2019 is the only September on record not recording any measurable rainfall, making it the driest on record. What a difference a year makes! September 2018 was the wettest on record for DFW where 12.69 inches of rain fell.
Below are the top 5 hottest and coldest Septembers for DFW and their respective average temperatures.
HOTTEST:
- 2019 – 86°F
- 2005 – 84°F
- 1939 – 84°F
- 1998 – 84°F
- 2015 – 83°F
COLDEST:
- 1974 – 71°F
- 1902 – 73°F
- 1918 – 73°F
- 1913 – 73°F
- 1935 – 74°F