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MexicoThe weather in September in Mérida
It's hot in September in Mérida with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 31°C. At night, you can expect temperatures between 20°C and 21°C.
Looking for sun? September isn’t a good month to be in Mérida. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Mérida, Mexico. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2021, Mérida reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 20°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 27°C.
Rainfall amount
In September, there is an average of 202 mm of precipitation, spread over 23 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in September for Mérida
Click on any day in September to get detailed info about the usual weather on that day in Mérida. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Mérida | New York | |
|---|---|---|
| Average temperature | 31°C | 27°C |
| Max. temperature | 31°C | 31°C |
| Min. temperature | 20°C | -5°C |
| Total precipitation | 202 mm | 57 mm |
| Rainy days | 23 days | 9 days |
Start of September
The month of September starts in Mérida with hot temps, averaging around 31°C during the day and nights around 21°C.
Mid September
By mid-September, daytime temps stay steady at around 31°C, with nights around 21°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Mérida is around 31°C, while nighttime temps are about 21°C. There’s a significant chance of many days with precipitation.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in Mérida runs from June to November.
Check out the climate of Mérida for all months and discover the best travel time
Curious about the weather in other parts of Mexico? Check out the climate and weather for spots like Cancún, Mexico City, Playa del Carmen, or explore other destinations in Mexico.
Temperature charts
These charts show the average temperatures in September in Mérida, Mexico. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Mérida
Temperature in September in Mérida over the years
Precipitation charts
These charts show the average amount of precipitation in September in Mérida, Mexico. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Mérida
Total precipitation in September in Mérida over the years
Daily UV index in September in Mérida
This chart shows the average daily UV index in September in Mérida, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Mérida
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Average weather in Mérida by month
Click on a month below to see detailed weather info for Mérida. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.