30YearWeather
Packing for Reykjavik
2026 Packing Guide

What to Wear in Reykjavik in September

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

September Weather in Reykjavik at a Glance

Avg High

11°C

Avg Low

6°C

Rain Risk

46%

💡 Quick Tip:

Warm jacket or wool coat, sweaters, long pants. Layering is key. Pack a compact umbrella or a light rain jacket just in case.

Weekly Packing Breakdown for Reykjavik

Week 1Days 1-7
8° - 12°
47% Rain

Light jacket, hoodies, jeans.

Week 2Days 8-15
6° - 11°
45% Rain

Warm jacket or wool coat, sweaters, long pants.

Week 3Days 16-23
5° - 10°
49% Rain

Warm jacket or wool coat, sweaters, long pants.

Week 4Days 24+
5° - 9°
45% Rain

Warm jacket or wool coat, sweaters, long pants.

Essential Packing List for Reykjavik in September

Don't leave home without these essentials.

Top Layers

  • Long-sleeve shirts / Base layers
  • Warm Sweater / Fleece
  • Light Jacket / Windbreaker

Bottoms & Shoes

  • Jeans / Heavy Trousers
  • Waterproof Boots / Shoes
  • Socks (Cotton/Athletic)

Accessories

  • Scarf & Gloves
  • Compact Umbrella

Common Questions about Reykjavik Weather in September

What is the weather like in Reykjavik in September?

It is mild and pleasant with average highs of 11°C. Nights average around 6°C.

Do I need a heavy coat?

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

Does it rain often in Reykjavik in September?

There is a moderate chance of rain (46%). It's wise to be prepared.

What shoes should I take to Reykjavik?

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?

No, it's generally too cool. Stick to long pants and layers.