Siena Weather in August

Complete weather guide for August in Siena

Siena City

August Month

31°C Avg Temp

40mm Rainfall

Weather Overview

Average conditions for Siena in August

Average High

31°C

88°F

Average Low

18°C

64°F

Precipitation

40mm

4 rainy days

Sunshine

sunny days

Humidity

60%

UV Index

Sunshine Hours

10h/day

What to Pack

Packing recommendations for August

For Siena in August, pack light, breathable clothing, comfortable walking shoes, and don't forget sunscreen and a hat. A light scarf is useful for visiting churches. Evenings are warm enough for outdoor dining in short sleeves.

Summer essentials, swimwear, sunscreen SPF 50+, cooling towel, light cardigan for A/C.

Compare All Months

See weather patterns throughout the year in Siena

Jan

9°

1°

Feb

11°

2°

Mar

14°

4°

Apr

18°

7°

May

23°

11°

Jun

27°

15°

Jul

31°

18°

Aug

31°

18°

Sep

26°

14°

Oct

20°

10°

Nov

14°

5°

Dec

10°

2°

Planning Your Trip?

Compare crowds, prices, and events for each month to find the perfect time to visit Siena.

Best Time to Visit Siena