Weather in Dallas in May
May in Dallas is mild with average temperatures around 22.9°C (73.2°F). Expect significant rainfall with 116mm across approximately 12 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
28.6°C
83.5°F
Low
17.2°C
63.0°F
Precipitation
116 mm
4.6 inches
~12 rainy days
Conditions
Humidity
73%
Comparison to Adjacent Months
May is 4.6°C warmer than April, 34mm wetter than April.
May is 4.7°C cooler than June.