Niantic Weather in September

September in Niantic averages 24°C (75°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 106 mm (4.2 in) on average. An umbrella is a good idea.

Rainfall in Niantic in September

Analyzing past climate data, one can expect approximately 9 days of rain, averaging 106 mm (4.2 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Niantic in September

Daytime highs in Niantic in September reach 24°C (75°F), with nights around 14°C (57°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 14°C (57°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 Niantic in September

With approximately 223 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Niantic.

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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 Niantic's climate page.

Niantic Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 30%  

Precipitation 106 mm (4.2 in)  

Rainy days 9 days  

Humidity 72% *  

Sunshine 223 hours *  

Percentage Sunshine 60% *  

* Data from: Hartford, the United States of America (63 KM, 39 Miles).

What to Wear in Niantic in September

For Niantic in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Niantic 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

Camping

6/10

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 Niantic's climate page.

More climate data for Niantic

Temperature Rainfall Sunshine Humidity

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