Harmarville Weather in September

During September, Harmarville experiences high daytime temperatures of 25°C (77°F) and cooler nights around 13°C (55°F). Expect quite a bit of rainfall. Around 102 mm (4 in) is typical.

Rainfall in Harmarville in September

Past climate data indicates that roughly 12 days will see rain, totalling around 102 mm (4 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Harmarville in September

In September, Harmarville gets high temperatures, with highs of 25°C (77°F). Nights cool to around 13°C (55°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Harmarville in September

The days are predominantly sunny, with an estimated total of around 197 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you prefer enjoying temperate temperatures and rain-free days, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 Harmarville's climate page.

Harmarville Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 40%  

Precipitation 102 mm (4 in)  

Rainy days 12 days  

Humidity 72% *  

Sunshine 197 hours *  

Percentage Sunshine 53% *  

* Data from: Pittsburgh, the United States of America (31 KM, 19 Miles).

What to Wear in Harmarville 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. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Harmarville in September

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

Swimming

7/10

Cycling

9/10

Walking

9/10

Camping

6/10

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 Harmarville's climate page.

More climate data for Harmarville

Temperature Rainfall Sunshine Humidity

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