Amherst Weather in September

Thinking of visiting Amherst in September? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 13°C (55°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Amherst in September

Historically, approximately 12 days this month are expected to have rain, averaging 101 mm (4 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Amherst in September

In September, Amherst gets high temperatures, with highs of 23°C (73°F). Nights cool to around 13°C (55°F). Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 13°C (55°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 Amherst in September

The city usually sees around 206 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you prefer enjoying temperate temperatures and rain-free days, May, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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• January
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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 Amherst's climate page.

Amherst Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 39%  

Precipitation 101 mm (4 in)  

Rainy days 12 days  

Humidity 74% *  

Sunshine 206 hours *  

Percentage Sunshine 55% *  

* Data from: Buffalo, the United States of America (12 KM, 7 Miles).

What to Wear in Amherst 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Amherst in September

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

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 Amherst's climate page.

More climate data for Amherst

Temperature Rainfall Sunshine Humidity

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