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United StatesThe weather in September in Alliance
It's hot in September in Alliance with an average temperature of 33°C. Temperatures this month range from a low of 31°C to a high of 35°C. At night, you can expect temperatures between 19°C and 24°C.
Looking for sun? September isn’t a good month to be in Alliance. 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 Alliance, Florida. 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 39°C in 2019, Alliance reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 17°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 11°C to a highest value of 26°C.
Rainfall amount
In September, there is an average of 113 mm of precipitation, spread over 13 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in September for Alliance
Click on any day in September to get detailed info about the usual weather on that day in Alliance. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Alliance | New York | |
|---|---|---|
| Average temperature | 33°C | 27°C |
| Max. temperature | 35°C | 31°C |
| Min. temperature | 19°C | -5°C |
| Total precipitation | 113 mm | 57 mm |
| Rainy days | 13 days | 9 days |
Start of September
The month of September starts in Alliance with hot temps, averaging around 34°C during the day and nights around 23°C.
Mid September
By mid-September, daytime temps drop to around 33°C, with nights around 22°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of September
By the end of September, the average daytime temperature in Alliance is around 32°C, while nighttime temps are about 21°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 6 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.
The hurricane season in Alliance runs from June to November.
Check out the climate of Alliance for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Alliance, Florida. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Alliance
Temperature in September in Alliance over the years
Precipitation charts
These charts show the average amount of precipitation in September in Alliance, Florida. 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 Alliance
Total precipitation in September in Alliance over the years
Daily UV index in September in Alliance
This chart shows the average daily UV index in September in Alliance, 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 Alliance
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Average weather in Alliance by month
Click on a month below to see detailed weather info for Alliance. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.