Average weather for Mexicali in September
It's hot in September in Mexicali with an average temperature of 39°C. Temperatures this month range from a low of 36°C to a high of 42°C. At night, you can expect temperatures between 22°C and 28°C.
Start of September
The month of September starts in Mexicali with hot temps, averaging around 41°C during the day and nights around 27°C. There’s little chance of precipitation. The weather’s mostly sunny and dry. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid September
By mid-September, daytime temps drop to around 39°C, with nights around 25°C. No precipitation expected during this period, so you can enjoy plenty of sunshine. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of September
By the end of September, the average daytime temperature in Mexicali is around 38°C, while nighttime temps are about 23°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
According to weather history, there is only 6,5 mm of precipitation in September. The wind speed is around 4 Bft, mostly coming from the Southwest.
Mexicali in September |
New York | ||
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39°C | 27°C | |
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42°C | 31°C | |
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36°C | -5°C | |
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6,5 mm | 57 mm | |
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1 day | 9 days |
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.
Is September a good time to visit Mexicali?
September isn’t a good month to be in Mexicali. The average temperature of 39°C this month is uncomfortably hot for a comfortable stay.
Temperature records
With 48°C in 2020, Mexicali reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 26°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 13°C to a highest value of 32°C.
Check out the climate of Mexicali 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.
Daily Temperature in September in Mexicali
This chart shows the average daily high and low temperatures in September for Mexicali, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Mexicali
The chart below shows the average daily precipitation in September for Mexicali, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 1 day of precipitation in Mexicali.
Daily UV index in September in Mexicali
This chart shows the average daily UV index in September in Mexicali, 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.
Temperature in September in Mexicali over the years
This chart shows the average temperature in September in Mexicali, measured in degrees Celsius, over the past few years.
Total precipitation in September in Mexicali over the years
This chart shows the average precipitation in September in Mexicali, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Mexicali
Click on any day in September to get detailed info about the usual weather on that day in Mexicali. Check out the historical temperatures and precipitation over the past 10 years on this day.






























Weather experiences in September in Mexicali
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Average weather in Mexicali by month
Click on a month below to see detailed weather info for Mexicali. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.