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United StatesThe weather in September in Normandy Park
It's pleasantly warm in September in Normandy Park with an average temperature of 22°C. Temperatures this month range from a low of 19°C to a high of 25°C. At night, you can expect temperatures between 11°C and 15°C.
Looking for great weather? September is a good time to be in Normandy Park. 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 Normandy Park, Washington. 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 33°C in 2020, Normandy Park reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 12°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 20°C.
Rainfall amount
In September, there is an average of 46 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in September for Normandy Park
Click on any day in September to get detailed info about the usual weather on that day in Normandy Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Normandy Park | New York | |
|---|---|---|
| Average temperature | 22°C | 27°C |
| Max. temperature | 25°C | 31°C |
| Min. temperature | 11°C | -5°C |
| Total precipitation | 46 mm | 57 mm |
| Rainy days | 8 days | 9 days |
Start of September
The month of September starts in Normandy Park with warm temps, averaging around 25°C during the day and nights around 15°C.
Mid September
By mid-September, daytime temps drop to around 22°C, with nights around 14°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 Normandy Park is around 21°C, while nighttime temps are about 13°C. A shower might pop up, but overall, the weather will be dry and sunny.
UV index
The UV index is a maximum of 8 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 Normandy Park for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Normandy Park, Washington. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Normandy Park
Temperature in September in Normandy Park over the years
Precipitation charts
These charts show the average amount of precipitation in September in Normandy Park, Washington. 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 Normandy Park
Total precipitation in September in Normandy Park over the years
Daily UV index in September in Normandy Park
This chart shows the average daily UV index in September in Normandy Park, 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 Normandy Park
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Average weather in Normandy Park by month
Click on a month below to see detailed weather info for Normandy Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.