Amherst Weather in September

September in Amherst typically sees daytime highs of 21°C (70°F) and nighttime lows of 10°C (50°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Amherst in September

Historically, September sees about 11 days of rain, with a monthly average of 103 mm (4.1 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Amherst in September

Daytime highs in Amherst in September reach 21°C (70°F), with nights around 10°C (50°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 10°C (50°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 173 hours of sunlight, indicating a moderately sunny period.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Amherst.

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For a detailed overview over the year and the best time to visit Canada, check out our Amherst's climate page.

Amherst Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 36%  

Precipitation 103 mm (4.1 in)  

Rainy days 11 days  

Sunshine 173 hours *  

Percentage Sunshine 45% *  

* Data from: Moncton, Canada (53 KM, 33 Miles).

What to Wear in Amherst in September

For Amherst 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Amherst in September

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

Swimming

6/10

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 Canada, check out our Amherst's climate page.

More climate data for Amherst

Temperature Rainfall Sunshine

See the full Amherst climate overview or explore weather in Canada.