Grafton weather in September (Wisconsin, United States of America)

How is September weather typically in Grafton? Find out what kind of weather to expect during this month.

Temperatures

For September, the weather in Grafton is generally perfect, featuring high temperatures and moderate rainfall. Daytime temperatures generally settle around 23°C, while nighttime can see a dip to about 12°C.

Precipitation

Grafton in September usually receives moderate rainfall, averaging around 89 mm for the month. Records from the past 30 years suggest that around 11 days will experience rain.

Average sunshine

Expect a lot of sunshine this month, with about 220 hours of sunny weather. The abundant sunlight creates a lively and bright atmosphere.

So this is a great month to visit if you prefer dry days with pleasant temperatures. July, August and September typically offer the most optimal weather. In contrast, January, February, March, April, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Grafton climate page with graphs.

 

Grafton, monthly averages in September

Min Temperature 12°C  

Max Temperature 23°C  

Chance of Rain 37%  

Precipitation 89 mm  

Rainy days 11 days  

Sunshine 220 hours *  

Percentage Sunshine *  

Data from: Port Washington, the United States of America (9 KM, 6 Miles).

Where to go 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.

Weather conditions Weather

Temperatures

Precipitation

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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 and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Grafton, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Grafton.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.