30YearWeather
Packing for Washington DC
2026 Packing Guide

What to Wear in Washington DC in August

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

August Weather in Washington DC at a Glance

Avg High

30°C

Avg Low

20°C

Rain Risk

29%

💡 Quick Tip:

Summer essentials: shorts, tank tops, linen fabrics, sandals. Sun hat is a must. Pack a compact umbrella or a light rain jacket just in case.

Weekly Packing Breakdown for Washington DC

Week 1Days 1-7
21° - 30°
30% Rain

Summer essentials: shorts, tank tops, linen fabrics, sandals.

Week 2Days 8-15
21° - 30°
32% Rain

Summer essentials: shorts, tank tops, linen fabrics, sandals.

Week 3Days 16-23
20° - 29°
30% Rain

Summer essentials: shorts, tank tops, linen fabrics, sandals.

Week 4Days 24+
20° - 29°
23% Rain

Summer essentials: shorts, tank tops, linen fabrics, sandals.

Essential Packing List for Washington DC in August

Don't leave home without these essentials.

Top Layers

  • T-Shirts / Tank Tops
  • Light Cardigan / Hoodie
  • No coat needed

Bottoms & Shoes

  • Shorts / Skirts / Light Trousers
  • Comfortable Walking Shoes
  • Socks (Cotton/Athletic)

Accessories

  • Sunglasses & Hat
  • Compact Umbrella

Common Questions about Washington DC Weather in August

What is the weather like in Washington DC in August?

It is generally hot with average highs of 30°C. Nights average around 20°C.

Do I need a heavy coat?

No, a light jacket or sweater is sufficient for cooler moments.

Does it rain often in Washington DC in August?

Rain is relatively rare (29% chance), but a small umbrella is always good to have.

What shoes should I take to Washington DC?

Comfortable walking shoes are the most important item. Sneakers or loafers are perfect. You can also pack sandals for warmer days.

Can I wear shorts / short sleeves?

Yes, daytimes are warm enough for shorts and short sleeves.