Lexington Weather in September

September in Lexington sees daytime temperatures around 24°C (75°F) and lows of 12°C (54°F) at night. As the driest month of the year, combined with excellent weather, it's a great time to visit.

Rainfall in Lexington in September

This month sees the least rain of the year, making it well suited for outdoor adventures. You can expect rain on around 9 days based on historical patterns, with 81 mm (3.2 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Lexington in September

September is one of the better months to visit Lexington. Expect 24°C (75°F) during the day and 12°C (54°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Lexington in September

Enjoy a sunny month with about 238 hours of sunshine, the clear skies make Lexington even more beautiful.

Wind Speed in Lexington in September

September has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in September

The water temperature is 18°C (64°F). It's not warm, but most people find it perfectly fine for a swim once they're in.

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

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• 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 Lexington's climate page.

Lexington Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 24°C (75°F)  

Water Temperature 18°C (64°F) *  

Chance of Rain 30%  

Precipitation 81 mm (3.2 in)  

Rainy days 9 days  

Humidity 69% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 238 hours *  

Percentage Sunshine 63% *  

* Data from: Boston, the United States of America (18 KM, 11 Miles).

What to Wear in Lexington 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. The water temperature sits at about 18°C (64°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Lexington in September

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

Swimming

9/10

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 Lexington's climate page.

More climate data for Lexington

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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