Fairfield Weather in September

With daytime temperatures of 25°C (77°F) and nighttime lows of 14°C (57°F), September in Fairfield brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 99 mm (3.9 in) falls on average.

Rainfall in Fairfield in September

This month experiences about 8 days of rain according to historical data, averaging 99 mm (3.9 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Fairfield in September

Fairfield in September is worth a visit. The temperature is perfect, with 25°C (77°F) during the day and 14°C (57°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 14°C (57°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 Fairfield in September

With approximately 218 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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• January
• February
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• May
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• October
• November
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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 Fairfield's climate page.

Fairfield Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 27%  

Precipitation 99 mm (3.9 in)  

Rainy days 8 days  

Humidity 68% *  

Sunshine 218 hours *  

Percentage Sunshine 59% *  

* Data from: New York City, the United States of America (36 KM, 22 Miles).

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

More climate data for Fairfield

Temperature Rainfall Sunshine Humidity

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