Weather in Saint Peters in August

Saint Peters, United States averages a high of 30.2°C (86.4°F) and low of 20.9°C (69.6°F) in August, with 9 rain days and 11.5 hours of daily sunshine. Travel score: 85.5/100 (Excellent). The best time to visit Saint Peters is September.

High
30°C86°F
Low
21°C70°F
🌧️
9
rain days
☀️
11.5
hrs/day sunshine
💧
70%
humidity
86Excellent

August in Saint Peters is hot and occasionally wet — excellent conditions for exploring.

What are the average temperatures in Saint Peters?

JanFebMarAprMayJunJulAug30°21°SepOctNovDec

How much does it rain in Saint Peters in August?

Saint Peters receives an average of 86.3mm of rainfall across 9 rainy days in August. The annual total is 1040.5mm.

JanFebMarAprMayJunJulAug9dSepOctNovDec

What should I pack for Saint Peters in August?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 30°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun

🎉Visiting United States in August?

Don't miss any public holidays — check before you book!

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Data based on 1994–2024 averages · Last updated: 2024-12-31