The weather in September in Saint Joe

It's hot in September in Saint Joe with an average temperature of 32°C. Temperatures this month range from a low of 29°C to a high of 33°C. At night, you can expect temperatures between 18°C and 25°C.

Looking for sun? September isn’t a good month to be in Saint Joe. 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 Saint Joe, Louisiana. 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 2022, Saint Joe reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 21°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 28°C.

Rainfall amount

In September, there is an average of 176 mm of precipitation, spread over 18 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

Daily weather in September for Saint Joe

Click on any day in September to get detailed info about the usual weather on that day in Saint Joe. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Saint Joe New York
Average temperature 32°C 27°C
Max. temperature 33°C 31°C
Min. temperature 18°C -5°C
Total precipitation 176 mm 57 mm
Rainy days 18 days 9 days

Start of September

The month of September starts in Saint Joe with hot temps, averaging around 33°C during the day and nights around 24°C.

Mid September

By mid-September, daytime temps stay steady at around 33°C, with nights around 23°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 Saint Joe is around 31°C, while nighttime temps are about 21°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

UV index

The UV index is a maximum of 8 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 Saint Joe runs from June to November.

Check out the climate of Saint Joe for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Saint Joe, Louisiana. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Saint Joe

Temperature in September in Saint Joe over the years

Precipitation charts

These charts show the average amount of precipitation in September in Saint Joe, Louisiana. 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 Saint Joe

Total precipitation in September in Saint Joe over the years

Daily UV index in September in Saint Joe

This chart shows the average daily UV index in September in Saint Joe, 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 Saint Joe

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Average weather in Saint Joe by month

Click on a month below to see detailed weather info for Saint Joe. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.