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The weather in September in Hawthorne

It's warm in September in Hawthorne with an average temperature of 27°C. Temperatures this month range from a low of 26°C to a high of 30°C. At night, you can expect temperatures between 18°C and 21°C.

Looking for great weather? September is a good time to be in Hawthorne. The temperatures are nice, and there’s not too much 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 Hawthorne, California. 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 40°C in 2016, Hawthorne reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 19°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 14°C to a highest value of 27°C.

Rainfall amount

According to weather history, there is only 9,5 mm of precipitation in September. The wind speed is around 4 Bft, mostly coming from the West.

Daily weather in September for Hawthorne

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

September weather comparison

  Hawthorne New York
Average temperature 27°C 27°C
Max. temperature 30°C 31°C
Min. temperature 18°C -5°C
Total precipitation 9,5 mm 57 mm
Rainy days 2 days 9 days

Start of September

The month of September starts in Hawthorne with hot temps, averaging around 28°C during the day and nights around 21°C.

Mid September

By mid-September, daytime temps drop to around 27°C, with nights around 20°C. Not much precipitation expected during this period. It’s mostly dry and sunny.

End of September

By the end of September, the average daytime temperature in Hawthorne is around 28°C, while nighttime temps are about 20°C. No precipitation expected at the end of the month; it’ll be mostly sunny.

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UV index

The UV index is a maximum of 9 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 Hawthorne for all months and discover the best travel time

Temperature charts

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

Daily Temperature in September in Hawthorne

Temperature in September in Hawthorne over the years

Precipitation charts

These charts show the average amount of precipitation in September in Hawthorne, California. 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 Hawthorne

Total precipitation in September in Hawthorne over the years

Daily UV index in September in Hawthorne

This chart shows the average daily UV index in September in Hawthorne, 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 Hawthorne

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Average weather in Hawthorne by month

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