The weather in September in Gig Harbor

It's pleasantly warm in September in Gig Harbor with an average temperature of 22°C. Temperatures this month range from a low of 18°C to a high of 25°C. At night, you can expect temperatures between 11°C and 14°C.

Looking for great weather? September is a good time to be in Gig Harbor. 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 Gig Harbor, 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 31°C in 2020, Gig Harbor reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 11°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 18°C.

Rainfall amount

In September, there is an average of 81 mm of precipitation, spread over 12 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

Daily weather in September for Gig Harbor

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

September weather comparison

  Gig Harbor New York
Average temperature 22°C 27°C
Max. temperature 25°C 31°C
Min. temperature 11°C -5°C
Total precipitation 81 mm 57 mm
Rainy days 12 days 9 days

Start of September

The month of September starts in Gig Harbor with warm temps, averaging around 24°C during the day and nights around 14°C.

Mid September

By mid-September, daytime temps drop to around 22°C, with nights around 13°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 Gig Harbor is around 20°C, while nighttime temps are about 13°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 4 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 Gig Harbor for all months and discover the best travel time

Temperature charts

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

Daily Temperature in September in Gig Harbor

Temperature in September in Gig Harbor over the years

Precipitation charts

These charts show the average amount of precipitation in September in Gig Harbor, 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 Gig Harbor

Total precipitation in September in Gig Harbor over the years

Daily UV index in September in Gig Harbor

This chart shows the average daily UV index in September in Gig Harbor, 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 Gig Harbor

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Average weather in Gig Harbor by month

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