Weather in Castle Rock in April
Castle Rock, United States averages a high of 13°C (55.4°F) and low of -1.6°C (29.1°F) in April, with 9 rain days and 11.1 hours of daily sunshine. Travel score: 67.9/100 (Good). The best time to visit Castle Rock is August.
High
13°C55°F
Low
-2°C29°F
🌧️
9
rain days
☀️
11.1
hrs/day sunshine
💧
57%
humidity
68— Good
April in Castle Rock is cool and occasionally wet — good for most activities.
What are the average temperatures in Castle Rock?
How much does it rain in Castle Rock in April?
Castle Rock receives an average of 66mm of rainfall across 9 rainy days in April. The annual total is 486.9mm.
What should I pack for Castle Rock in April?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 13°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around -2°C
🧣
Warm scarf
Protect against cold winds
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