Weather in Longmont in April
Longmont, United States averages a high of 14.9°C (58.8°F) and low of 0.3°C (32.5°F) in April, with 9 rain days and 10.9 hours of daily sunshine. Travel score: 71.5/100 (Good). The best time to visit Longmont is August.
High
15°C59°F
Low
0°C33°F
🌧️
9
rain days
☀️
10.9
hrs/day sunshine
💧
58%
humidity
72— Good
April in Longmont is cool and occasionally wet — good for most activities.
What are the average temperatures in Longmont?
How much does it rain in Longmont in April?
Longmont receives an average of 62.9mm of rainfall across 9 rainy days in April. The annual total is 472.8mm.
What should I pack for Longmont in April?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 15°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 0°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