Pontiac Weather in September

September in Pontiac sees daytime temperatures around 23°C (73°F) and lows of 12°C (54°F) at night. With around 86 mm (3.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Pontiac in September

You can expect rain on roughly 10 days based on historical data, averaging 86 mm (3.4 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Pontiac in September

Pontiac has perfect weather in September, with days reaching 23°C (73°F) and nights cooling to 12°C (54°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Pontiac in September

There are approximately 232 hours of sunshine this month, resulting in mostly clear days.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

Pontiac Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 34%  

Precipitation 86 mm (3.4 in)  

Rainy days 10 days  

Humidity 72% *  

Sunshine 232 hours *  

Percentage Sunshine 61% *  

* Data from: Detroit, the United States of America (37 KM, 23 Miles).

What to Wear in Pontiac in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Pontiac in September

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Pontiac

Temperature Rainfall Sunshine Humidity

See the full Pontiac climate overview or explore weather in the United States of America.