The weather in September in Congaree National Park

It's warm in September in Congaree National Park with an average temperature of 29°C. Temperatures this month range from a low of 24°C to a high of 34°C. At night, you can expect temperatures between 16°C and 22°C.

Looking for sun? September isn’t a good month to be in Congaree National Park. 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 Congaree National Park, South Carolina. 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, Congaree National Park reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 17°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 26°C.

Rainfall amount

In September, there is an average of 211 mm of precipitation, spread over 18 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

Daily weather in September for Congaree National Park

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

September weather comparison

  Congaree National Park New York
Average temperature 29°C 27°C
Max. temperature 34°C 31°C
Min. temperature 16°C -5°C
Total precipitation 211 mm 57 mm
Rainy days 18 days 9 days

Start of September

The month of September starts in Congaree National Park with hot temps, averaging around 32°C during the day and nights around 22°C.

Mid September

By mid-September, daytime temps drop to around 30°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 Congaree National Park is around 27°C, while nighttime temps are about 19°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable vacations to Congaree National Park

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.

Check out the climate of Congaree National Park for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Congaree National Park, South Carolina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Congaree National Park

Temperature in September in Congaree National Park over the years

Precipitation charts

These charts show the average amount of precipitation in September in Congaree National Park, South Carolina. 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 Congaree National Park

Total precipitation in September in Congaree National Park over the years

Daily UV index in September in Congaree National Park

This chart shows the average daily UV index in September in Congaree National Park, 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 Congaree National Park

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Average weather in Congaree National Park by month

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