Weather in Mérida in September
September in Mérida is warm with average temperatures around 27.6°C (81.7°F). Expect significant rainfall with 188mm 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
31.0°C
87.8°F
Low
24.1°C
75.4°F
Precipitation
188 mm
7.4 inches
~23 rainy days
Conditions
Humidity
85%
Comparison to Adjacent Months
September is 36mm wetter than August.
September is 61mm wetter than October.