Deerfield Weather in September

Deerfield in September sees high temperatures, with highs around 24°C (75°F) and overnight lows of 13°C (55°F). Rainfall is fairly high at around 95 mm (3.7 in) on average, so pack waterproofs just in case.

Rainfall in Deerfield in September

Rain is expected on roughly 10 days, totalling around 95 mm (3.7 in) 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 Deerfield in September

The perfect temperature in Deerfield in September makes it a solid month to visit, with 24°C (75°F) during the day and 13°C (55°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Deerfield in September

Expect sunny days throughout the month, with an estimated 226 hours of sunshine. This makes it a pleasant time to visit Deerfield.

Wind Speed in Deerfield in September

Wind speeds average 4 m/s (8 knots) during September. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Deerfield.

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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 Deerfield's climate page.

Deerfield Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 33%  

Precipitation 95 mm (3.7 in)  

Rainy days 10 days  

Humidity 71% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 226 hours *  

Percentage Sunshine 60% *  

* Data from: Chicago, the United States of America (21 KM, 13 Miles).

What to Wear in Deerfield 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 Deerfield 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 Deerfield's climate page.

More climate data for Deerfield

Temperature Rainfall Sunshine Humidity Wind Speed

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