Dahlgren Weather in September

Dahlgren in September sees high temperatures, with highs around 27°C (81°F) and overnight lows of 17°C (63°F). Rainfall is fairly high at around 122 mm (4.8 in) on average, so pack waterproofs just in case.

Rainfall in Dahlgren in September

Climate statistics over the past 30 years suggest around 9 days of rain, with 122 mm (4.8 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Dahlgren in September

In September, Dahlgren gets high temperatures, with highs of 27°C (81°F). Nights cool to around 17°C (63°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 17°C (63°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 Dahlgren in September

There are approximately 225 hours of sunshine this month, resulting in mostly clear days.

If you prefer enjoying temperate temperatures and rain-free days, April 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 Dahlgren's climate page.

Dahlgren Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 30%  

Precipitation 122 mm (4.8 in)  

Rainy days 9 days  

Humidity 68% *  

Sunshine 225 hours *  

Percentage Sunshine 60% *  

* Data from: Washington DC, the United States of America (57 KM, 35 Miles).

What to Wear in Dahlgren in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. 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 Dahlgren in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Dahlgren's climate page.

More climate data for Dahlgren

Temperature Rainfall Sunshine Humidity

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