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Alert Weather in August

August in Alert typically sees daytime highs of 5°C (41°F) and nighttime lows of 0°C (32°F). Expect some snow/rainfall during the month. It falls within the summer season.

Rainfall in Alert in August

You can expect snow/rain on around 9 days based on historical patterns, with 30 mm (1.2 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Alert in August

In August, Alert sees low temperatures, with highs of 5°C (41°F). Nights drop to around 0°C (32°F). The month of August belongs to the summer season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. Nights drop below freezing to 0°C (32°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. The month brings very cold weather, so dressing warmly is essential. Prepare with multiple layers for added warmth.

Sunshine in Alert in August

Enjoy a sunny month with about 270 hours of sunshine, making it one of the brighter months of the year despite the cool conditions.

Wind Speed in Alert in August

August has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

If your ideal day consists of dry skies and pleasant temperatures, August typically offers the best circumstances for Alert.

Alert Temperature in August

Min Temperature
0°C (32°F)
Max Temperature
5°C (41°F)
Chance of Rain
30%
Precipitation
30 mm (1.2 in)
Rainy days
9 days
Humidity
86%
Windspeed
3 m/s (6 knots)
Sunshine
270 hours
Percentage Sunshine
36%

Alert Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Alert - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Alert typically drop from around 6°C (43°F) at the start of August to approximately 1°C (34°F) by the end. Nights are very cold, with lows typically ranging from -4°C (25°F) to 1°C (34°F).

Average temperatures in August

Historical weather records for Alert in August

Browse day-by-day weather records for Alert spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Alert historical weather extremes in August

Based on 27 years of weather observations in Alert between 1999 and 2026, these are the recorded extremes.

  • On August 3, 2011, temperatures climbed to 18°C (64°F), marking the warmest August day on record.
  • The lowest daytime temperature in August was -8°C (18°F), recorded on August 29, 1999.
  • The lowest overnight temperature recorded in August was -9°C (16°F) (August 29, 1999).

Best Places in Canada in August

Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Alert in August

We recommend to layer up for chilly conditions in Alert in August. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Some rain is possible, so pack something to handle light showers. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Alert in August

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

  • Swimming
    4/10
  • Cycling
    3/10
  • Walking
    3/10
  • Camping
    2/10
  • Outdoor sports
    3/10

Alert 3-Day Forecast

More climate data for Alert

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.