Monthly climate averages for Devon, Canada. Based on 10-year ERA5 reanalysis data.
Dfb Warm-Summer Continental
Climate OverviewDevon, Canada in August has warm conditions, with highs averaging 24.8°C (77°F). Rain falls on about 11 days this month.
This month falls at the end of Summer.
Daily highs in August gradually drop from around 27°C (80°F) at the start to 23°C (74°F) by month's end.
August sees fairly even rainfall, totalling about 93 mm across the month.
Expect around 11.3h of sunshine at the start of August, decreasing to 9.7h by the end.
The warmest days tend to fall around the 5th, averaging 26.7°C (80°F).
Temperatures begin dropping heading into September.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 25°C (77°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
1 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -2°C / -11°C | -7°C / -16°C | 11days (102 mm) Wet | 5.3h Fair | 75% Muggy | 1.9 Low | Poor | View Details |
| February | -1°C / -11°C | -6°C / -16°C | 11days (87 mm) Wet | 6.6h Fair | 73% Muggy | 2.8 Moderate | Poor | View Details |
| March | 3°C / -6°C | -1°C / -10°C | 12days (108 mm) Wet | 7.2h Good | 72% Muggy | 3.5 Moderate | Poor | View Details |
| April | 10°C / 1°C | 6°C / -3°C | 12days (101 mm) Wet | 7.9h Good | 70% Muggy | 4.6 Moderate | Poor | View Details |
| May | 17°C / 7°C | 16°C / 4°C | 11days (96 mm) Wet | 9.1h Good | 69% Muggy | 5.4 High | Fair | View Details |
| June best | 22°C / 13°C | 22°C / 12°C | 13days (101 mm) Wet | 9.9h Good | 74% Muggy | 5.7 High | Excellent | View Details |
| July best | 26°C / 17°C | 27°C / 17°C | 12days (100 mm) Wet | 10.7h Excellent | 76% Humid | 6.5 High | Excellent | View Details |
| August best | 25°C / 16°C | 26°C / 16°C | 11days (92 mm) Wet | 9.9h Good | 76% Humid | 5.9 High | Excellent | View Details |
| September best | 21°C / 12°C | 20°C / 11°C | 8days (81 mm) Wet | 8.4h Good | 76% Humid | 4.8 Moderate | Excellent | View Details |
| October | 15°C / 7°C | 12°C / 4°C | 10days (99 mm) Wet | 6.6h Fair | 77% Humid | 3.2 Moderate | Fair | View Details |
| November | 6°C / 0°C | 2°C / -5°C | 11days (109 mm) Wet | 5.2h Fair | 76% Humid | 1.8 Low | Poor | View Details |
| December | 0°C / -7°C | -4°C / -12°C | 12days (113 mm) Wet | 4.7h Fair | 75% Muggy | 1.5 Low | Poor | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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