The weather in September in Palos Heights

It's warm in September in Palos Heights with an average temperature of 26°C. Temperatures this month range from a low of 20°C to a high of 29°C. At night, you can expect temperatures between 12°C and 20°C.

Looking for sun? September isn’t a good month to be in Palos Heights. 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 Palos Heights, Illinois. 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 35°C in 2018, Palos Heights reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 13°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 5°C to a highest value of 25°C.

Rainfall amount

In September, there is an average of 110 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in September for Palos Heights

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

September weather comparison

  Palos Heights New York
Average temperature 26°C 27°C
Max. temperature 29°C 31°C
Min. temperature 12°C -5°C
Total precipitation 110 mm 57 mm
Rainy days 14 days 9 days

Start of September

The month of September starts in Palos Heights with hot temps, averaging around 28°C during the day and nights around 20°C.

Mid September

By mid-September, daytime temps drop to around 26°C, with nights around 17°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Palos Heights is around 24°C, while nighttime temps are about 15°C. A shower might pop up, but overall, the weather will be dry and sunny.

UV index

The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Check out the climate of Palos Heights for all months and discover the best travel time

Temperature charts

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

Daily Temperature in September in Palos Heights

Temperature in September in Palos Heights over the years

Precipitation charts

These charts show the average amount of precipitation in September in Palos Heights, Illinois. 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 Palos Heights

Total precipitation in September in Palos Heights over the years

Daily UV index in September in Palos Heights

This chart shows the average daily UV index in September in Palos Heights, 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 Palos Heights

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Average weather in Palos Heights by month

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