Amherst Weather in September

September in Amherst sees daytime temperatures around 24°C (75°F) and lows of 11°C (52°F) at night. With around 105 mm (4.1 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Amherst in September

Based on our climate data of the past 30 years, about 9 days of rain are anticipated, with 105 mm (4.1 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Amherst in September

Daytime highs in Amherst in September reach 24°C (75°F), with nights around 11°C (52°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 11°C (52°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 Amherst in September

There are approximately 223 hours of sunshine this month, resulting in mostly clear days.

If you prefer dry days with pleasant temperatures, May typically offers 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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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 11°C (52°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 30%  

Precipitation 105 mm (4.1 in)  

Rainy days 9 days  

Humidity 73% *  

Sunshine 223 hours *  

Percentage Sunshine 60% *  

* Data from: Springfield, the United States of America (31 KM, 19 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Amherst 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 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.