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WalesThe weather in September in Powys
It's cool to moderate in September in Powys with an average temperature of 18°C. Temperatures this month range from a low of 15°C to a high of 20°C. At night, you can expect temperatures between 8°C and 12°C.
Looking for great weather? September is a good time to be in Powys. 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 Powys, Wales. 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 28°C in 2021, Powys reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 9°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 18°C.
Rainfall amount
In September, there is an average of 92 mm of precipitation, spread over 12 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Daily weather in September for Powys
Click on any day in September to get detailed info about the usual weather on that day in Powys. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Powys | New York | |
|---|---|---|
| Average temperature | 18°C | 27°C |
| Max. temperature | 20°C | 31°C |
| Min. temperature | 8°C | -5°C |
| Total precipitation | 92 mm | 57 mm |
| Rainy days | 12 days | 9 days |
Start of September
The month of September starts in Powys with mild temps, averaging around 19°C during the day and nights around 11°C.
Mid September
By mid-September, daytime temps stay steady at around 19°C, with nights around 10°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 Powys is around 17°C, while nighttime temps are about 9°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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UV index
The UV index is a maximum of 6 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 Powys for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Powys, Wales. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Powys
Temperature in September in Powys over the years
Precipitation charts
These charts show the average amount of precipitation in September in Powys, Wales. 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 Powys
Total precipitation in September in Powys over the years
Daily UV index in September in Powys
This chart shows the average daily UV index in September in Powys, 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 Powys
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Average weather in Powys by month
Click on a month below to see detailed weather info for Powys. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.