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Greenwater Weather in September

Greenwater in September sees pleasant daytime temperatures of 20°C (68°F) and nighttime lows of 8°C (46°F). Rainfall is fairly high this month at around 66 mm (2.6 in), so pack a rain jacket to stay dry.

Rainfall in Greenwater in September

Typically, you can expect about 11 days of rain this month, with 66 mm (2.6 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Greenwater in September

If you're visiting Greenwater in September, expect excellent temperatures with highs of 20°C (68°F) and overnight lows of 8°C (46°F). Summer occurs in September. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Greenwater in September

The month enjoys around 220 hours of sunshine, creating mostly sunny days with good weather conditions.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Greenwater.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Greenwater's climate page.

Greenwater Temperature in September

Min TemperatureMin Temperature 8°C (46°F)  
Max TemperatureMax Temperature 20°C (68°F)  
Chance of RainChance of Rain 36%  
PrecipitationPrecipitation 66 mm (2.6 in)  
Rainy daysRainy days 11 days  
HumidityHumidity 73% *  
SunshineSunshine 220 hours *  
Percentage SunshinePercentage Sunshine 59% *  
* Data from: Seattle, the United States of America (58 KM, 36 Miles).

Best Places in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Greenwater in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Greenwater in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
10/10
Walking
10/10
Camping
4/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Greenwater's climate page.

More climate data for Greenwater