Weather in Guadalajara in September
September in Guadalajara is mild with average temperatures around 20.3°C (68.5°F). Expect significant rainfall with 143mm across approximately 23 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
25.2°C
77.4°F
Low
15.4°C
59.7°F
Precipitation
143 mm
5.6 inches
~23 rainy days
Conditions
Humidity
79%
Comparison to Adjacent Months
September is 26mm drier than August.
September is 92mm wetter than October.