The weather in September in Lake Tapps

It's pleasantly warm in September in Lake Tapps 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 9°C and 14°C.

Looking for great weather? September is a good time to be in Lake Tapps. 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 Lake Tapps, 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, Lake Tapps 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 3°C to a highest value of 18°C.

Rainfall amount

In September, there is an average of 70 mm of precipitation, spread over 10 days. The wind speed is around 3 Bft, mostly coming from the South.

Daily weather in September for Lake Tapps

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

September weather comparison

  Lake Tapps New York
Average temperature 22°C 27°C
Max. temperature 25°C 31°C
Min. temperature 9°C -5°C
Total precipitation 70 mm 57 mm
Rainy days 10 days 9 days

Start of September

The month of September starts in Lake Tapps with warm temps, averaging around 24°C during the day and nights around 13°C.

Mid September

By mid-September, daytime temps drop to around 21°C, with nights around 12°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 Lake Tapps is around 20°C, while nighttime temps are about 11°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

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 Lake Tapps for all months and discover the best travel time

Temperature charts

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

Daily Temperature in September in Lake Tapps

Temperature in September in Lake Tapps over the years

Precipitation charts

These charts show the average amount of precipitation in September in Lake Tapps, 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 Lake Tapps

Total precipitation in September in Lake Tapps over the years

Daily UV index in September in Lake Tapps

This chart shows the average daily UV index in September in Lake Tapps, 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 Lake Tapps

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Average weather in Lake Tapps by month

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