30YearWeather
Packing for Montevideo
2026 Packing Guide

What to Wear in Montevideo in September

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

September Weather in Montevideo at a Glance

Avg High

16°C

Avg Low

11°C

Rain Risk

19%

💡 Quick Tip:

Light jacket, hoodies, jeans. T-shirts for warmer afternoons. Rain is unlikely, but a small umbrella never hurts.

Weekly Packing Breakdown for Montevideo

Week 1Days 1-7
10° - 15°
23% Rain

Light jacket, hoodies, jeans.

Week 2Days 8-15
10° - 16°
19% Rain

Light jacket, hoodies, jeans.

Week 3Days 16-23
11° - 16°
17% Rain

Light jacket, hoodies, jeans.

Week 4Days 24+
11° - 17°
15% Rain

Light jacket, hoodies, jeans.

Essential Packing List for Montevideo in September

Don't leave home without these essentials.

Top Layers

  • Long-sleeve shirts / Base layers
  • Light Cardigan / Hoodie
  • Light Jacket / Windbreaker

Bottoms & Shoes

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

Accessories

  • Scarf & Gloves
  • Beanie / Hat

Common Questions about Montevideo Weather in September

What is the weather like in Montevideo in September?

It is mild and pleasant with average highs of 16°C. Nights average around 11°C.

Do I need a heavy coat?

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

Does it rain often in Montevideo in September?

Rain is relatively rare (19% chance), but a small umbrella is always good to have.

What shoes should I take to Montevideo?

Comfortable walking shoes are the most important item. Sneakers or loafers are perfect.

Can I wear shorts / short sleeves?

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