Orcas Weather in September

Orcas in September averages 19°C (66°F) during the day and 10°C (50°F) at night. This is part of the summer season. Some rainfall is to be expected.

Rainfall in Orcas in September

Historically, September sees about 10 days of rain, with a monthly average of 45 mm (1.8 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Orcas in September

Daytime highs in Orcas in September reach 19°C (66°F), with nights around 10°C (50°F). September is part of summer. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 10°C (50°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Orcas in September

The month enjoys around 202 hours of sunshine, creating mostly sunny days with good weather conditions.

For Orcas itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.