Dartmouth Weather in September

Dartmouth in September sees pleasant temperatures, with highs around 21°C (70°F) and overnight lows of 12°C (54°F). Rainfall is fairly high at around 106 mm (4.2 in) on average, so pack waterproofs just in case.

Rainfall in Dartmouth in September

Past climate data indicates that roughly 10 days will see rain, totalling around 106 mm (4.2 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Dartmouth in September

Daytime temperatures in Dartmouth reach 21°C (70°F) in September, dropping to 12°C (54°F) at night. The summer season is characteristic of September. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Dartmouth in September

The month brings about 180 hours of sunlight, offering a comfortable mix of sun and overcast.

Should you favor a climate that's both dry and comfortably warm, July and August typically offer the most agreeable 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 Canada, check out our Dartmouth's climate page.

Dartmouth Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 34%  

Precipitation 106 mm (4.2 in)  

Rainy days 10 days  

Humidity 65% *  

Sunshine 180 hours *  

Percentage Sunshine 46% *  

* Data from: Halifax, Canada (3 KM, 2 Miles).

What to Wear in Dartmouth in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Dartmouth 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 Dartmouth's climate page.

More climate data for Dartmouth

Temperature Rainfall Sunshine Humidity

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