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Quebec City weather in August

Quebec City in August averages 20°C (67°F) and 103 mm of rain.

Of the twelve months in Quebec City, August is the second warmest and the sixth driest.

Quebec City
Average temp
20°C (67°F)

15–25°C · 58–76°F

Rainfall
103 mm

Showers likely

Sunshine
—
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What is Quebec City like in August?

Daytime

Days are mild.

Rain

Some rain is likely; pack for showers.

Evening

Evenings are cooler. A layer helps after sunset.

What should I pack for Quebec City in August?

  • A light rain jacket

    About 103 mm falls this month — showers rather than washouts.

  • A layer for the evening

    The day swings about 10°C between its low and its high.

August compared with July and September

August in Quebec City is 0.8°C cooler than July and 16 mm drier than it, which averages 20°C (69°F).

August in Quebec City is 4.5°C warmer than September and 12 mm drier than it, which averages 15°C (59°F).

Daylight in Quebec City in August

On 15 August the sun is up for 14 hours 11 minutes in Quebec City, rising about 05:43 and setting about 19:54 local time.

August ends 1 hour 29 minutes shorter than it begins, so the last week of the month is a different length of day from the first.

That is 1 hour 40 minutes short of June, the longest-lit month here.

Where to stay in Quebec City

Dates are a starting point for August.

All hotels in Quebec City

Quebec City weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026376 places covered

How August compares with the rest of the year

August is highlighted. Every other month links to its own page.

Quebec City weather by month: average temperature, rainfall for each month, from 1991–2020 climate normals
MonthAverageRainfall
January-10°C / 15°F79 mm
February-8°C / 18°F87 mm
March-3°C / 27°F82 mm
April5°C / 40°F106 mm
May12°C / 54°F89 mm
June17°C / 63°F118 mm
July20°C / 69°F119 mm
August20°C / 67°F103 mm
September15°C / 59°F115 mm
October8°C / 47°F123 mm
November2°C / 36°F96 mm
December-6°C / 22°F109 mm

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FAQs about Quebec City in August

August climate averages for Quebec City, 1991–2020.

Quebec City averages 20°C (67°F) in August, ranging from about 15°C (58°F) at night to 25°C (76°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Some. About 103 mm falls across August, enough to need a light jacket but not enough to reshape a trip.

Yes. August averages 20°C (67°F) against 15°C (59°F) in September — 4.5°C warmer.

August is 0.8°C cooler than July, and 16 mm drier.

Yes. August falls inside the most comfortable stretch of the year here, May to October, on temperature and rainfall together.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what August is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.

About 14 hours 11 minutes of daylight in mid-August, against 15 hours 51 minutes in June and 8 hours 33 minutes in December.

On 15 August, sunrise is about 05:43 and sunset about 19:54 local time. Both shift across the month — the month ends 1 hour 29 minutes shorter than it starts.