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United StatesThe weather in September in Fairfield
It's warm in September in Fairfield with an average temperature of 27°C. Temperatures this month range from a low of 22°C to a high of 32°C. At night, you can expect temperatures between 10°C and 17°C.
Looking for great weather? September is a good time to be in Fairfield. 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 Fairfield, Utah. 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 39°C in 2022, Fairfield reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 6°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 2°C to a highest value of 23°C.
Rainfall amount
In September, there is an average of 24 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in September for Fairfield
Click on any day in September to get detailed info about the usual weather on that day in Fairfield. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Fairfield | New York | |
|---|---|---|
| Average temperature | 27°C | 27°C |
| Max. temperature | 32°C | 31°C |
| Min. temperature | 10°C | -5°C |
| Total precipitation | 24 mm | 57 mm |
| Rainy days | 5 days | 9 days |
Start of September
The month of September starts in Fairfield with hot temps, averaging around 30°C during the day and nights around 16°C.
Mid September
By mid-September, daytime temps drop to around 28°C, with nights around 13°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 Fairfield is around 25°C, while nighttime temps are about 11°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Fairfield for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Fairfield, Utah. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Fairfield
Temperature in September in Fairfield over the years
Precipitation charts
These charts show the average amount of precipitation in September in Fairfield, Utah. 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 Fairfield
Total precipitation in September in Fairfield over the years
Daily UV index in September in Fairfield
This chart shows the average daily UV index in September in Fairfield, 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 Fairfield
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Average weather in Fairfield by month
Click on a month below to see detailed weather info for Fairfield. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.