Temperatures in September
It's hot in September in Waco with an average temperature of 34°C. Temperatures this month range from a low of 31°C to a high of 36°C. At night, you can expect temperatures between 18°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Waco in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Waco with hot temperatures, averaging around 35°C during the day and nights close to 23°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature drops to around 34°C, with nights close to 22°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in Waco will be around 33°C, with nights close to 21°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
Precipitation in September
In September, there is an average of 46 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The precipitation chance averages 16% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Waco. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Waco in September |
London | ||
|---|---|---|---|
 Average Temperature |
34°C | 20°C | |
 High Temp |
36°C | 22°C | |
| Low Temp |
31°C | 17°C | |
 Total Precipitation |
46 mm | 44 mm | |
| Rainy Days |
5 days | 8 days | |
August
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Waco?
September is a great month to be in Waco for sunny weather. You’ll get high temperatures and not too much rain this month.
The hurricane season in Waco runs from June to November.
Temperature records for Waco in September
With 42°C, Waco hit the highest temperature in the last 10 years in September 2023. The lowest daytime temperature in this month was 18°C in 2020. The extreme night temperatures ranged from a low of 8°C to a high of 28°C.
Check out the climate of Waco for all months and discover the best travel time
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Daily Temperature in September in Waco
This chart shows the average daily temperatures, both day and night, for each day in September in Waco, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Waco
The chart below shows the average daily precipitation in September for Waco, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 5 days of rain in Waco.
Daily UV Index in September in Waco
This chart shows the average daily UV index in September in Waco, 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 Waco Over the Years
This chart shows the average temperature in September in Waco, measured in degrees Celsius, over the past years.
Total Precipitation in September in Waco Over the Years
This chart shows the average precipitation in September in Waco, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Waco
Click on a specific day in September for detailed info on the typical weather on that day in Waco. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Waco
Have you been to Waco in September?
Share your weather experience in September in Waco.
Average Weather in Waco by Month
Click on a month below to see detailed weather info for Waco. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
