30YearWeather
Packing for Whistler
2026 Packing Guide

What to Wear in Whistler in September

Your complete weather-based packing list derived from 30 years of historical climate data.

September Weather in Whistler at a Glance

Avg High

18°C

Avg Low

9°C

Rain Risk

32%

💡 Quick Tip:

Light breathable clothing, t-shirts, light pants or shorts. Bring a light layer for evenings. Pack a compact umbrella or a light rain jacket just in case.

Weekly Packing Breakdown for Whistler

Week 1Days 1-7
11° - 21°
22% Rain

Light breathable clothing, t-shirts, light pants or shorts.

Week 2Days 8-15
10° - 20°
27% Rain

Light breathable clothing, t-shirts, light pants or shorts.

Week 3Days 16-23
8° - 17°
36% Rain

Light jacket, hoodies, jeans.

Week 4Days 24+
7° - 16°
42% Rain

Light jacket, hoodies, jeans.

Essential Packing List for Whistler in September

Don't leave home without these essentials.

Top Layers

  • Long-sleeve shirts / Base layers
  • Light Cardigan / Hoodie
  • No coat needed

Bottoms & Shoes

  • Jeans / Heavy Trousers
  • Comfortable Walking Shoes
  • Socks (Cotton/Athletic)

Accessories

  • Scarf & Gloves
  • Compact Umbrella

Common Questions about Whistler Weather in September

What is the weather like in Whistler in September?

It is mild and pleasant with average highs of 18°C. Nights average around 9°C.

Do I need a heavy coat?

A medium-weight jacket or coat is recommended, especially for evenings.

Does it rain often in Whistler in September?

There is a moderate chance of rain (32%). It's wise to be prepared.

What shoes should I take to Whistler?

Comfortable walking shoes are the most important item. Since there is a chance of rain, water-resistant shoes or boots are recommended.

Can I wear shorts / short sleeves?

It might be possible on sunny afternoons, but long pants/jeans are safer.