Addison Weather in September

With daytime temperatures of 32°C (90°F) and nighttime lows of 21°C (70°F), September in Addison brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 89 mm (3.5 in) falls on average.

Rainfall in Addison in September

Historically, September sees about 6 days of rain, with a monthly average of 89 mm (3.5 in). Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Addison in September

Addison in September gets highs of 32°C (90°F) during the day and drops to 21°C (70°F) at night. It's usually most comfortable outside during the morning and later in the day. Nights are mild at around 21°C (70°F), which is comfortable for most people.

Sunshine in Addison in September

Expect a lot of sunshine this month, with about 248 hours of sun. These sunny conditions add to the overall experience.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April and November typically offer the best weather for Addison.

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 Addison's climate page.

Addison Temperature in September

Min Temperature 21°C (70°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 20%  

Precipitation 89 mm (3.5 in)  

Rainy days 6 days  

Humidity 67% *  

Sunshine 248 hours *  

Percentage Sunshine 66% *  

* Data from: Dallas, the United States of America (20 KM, 12 Miles).

What to Wear in Addison in September

Warm but pleasant conditions in Addison in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Addison 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

8/10

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 Addison's climate page.

More climate data for Addison

Temperature Rainfall Sunshine Humidity

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