Weathermondo.com
United StatesThe weather in September in Cambridge
It's warm in September in Cambridge with an average temperature of 26°C. Temperatures this month range from a low of 21°C to a high of 31°C. At night, you can expect temperatures between 9°C and 18°C.
Looking for sun? September isn’t a good month to be in Cambridge. 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 Cambridge, 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 2022, Cambridge reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 12°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 2°C to a highest value of 24°C.
Rainfall amount
In September, there is an average of 140 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in September for Cambridge
Click on any day in September to get detailed info about the usual weather on that day in Cambridge. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Cambridge | New York | |
|---|---|---|
| Average temperature | 26°C | 27°C |
| Max. temperature | 31°C | 31°C |
| Min. temperature | 9°C | -5°C |
| Total precipitation | 140 mm | 57 mm |
| Rainy days | 16 days | 9 days |
Start of September
The month of September starts in Cambridge with hot temps, averaging around 28°C during the day and nights around 17°C.
Mid September
By mid-September, daytime temps drop to around 27°C, with nights around 15°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 Cambridge is around 25°C, while nighttime temps are about 13°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 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 Cambridge for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Cambridge, Illinois. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Cambridge
Temperature in September in Cambridge over the years
Precipitation charts
These charts show the average amount of precipitation in September in Cambridge, 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 Cambridge
Total precipitation in September in Cambridge over the years
Daily UV index in September in Cambridge
This chart shows the average daily UV index in September in Cambridge, 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 Cambridge
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Average weather in Cambridge by month
Click on a month below to see detailed weather info for Cambridge. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.