Weather in Saint Charles in April
Saint Charles, United States averages a high of 18.8°C (65.8°F) and low of 8.3°C (46.9°F) in April, with 11 rain days and 9.2 hours of daily sunshine. Travel score: 72.8/100 (Good). The best time to visit Saint Charles is September.
High
19°C66°F
Low
8°C47°F
🌧️
11
rain days
☀️
9.2
hrs/day sunshine
💧
66%
humidity
73— Good
April in Saint Charles is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Saint Charles?
How much does it rain in Saint Charles in April?
Saint Charles receives an average of 112.1mm of rainfall across 11 rainy days in April. The annual total is 1062.1mm.
What should I pack for Saint Charles in April?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 19°C
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to United States in April?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31