Weather in Alpharetta in December
Alpharetta, United States averages a high of 11.6°C (52.9°F) and low of 3.4°C (38.1°F) in December, with 10 rain days and 6.1 hours of daily sunshine. Travel score: 56.6/100 (Mixed). The best time to visit Alpharetta is May.
High
12°C53°F
Low
3°C38°F
🌧️
10
rain days
☀️
6.1
hrs/day sunshine
💧
76%
humidity
57— Mixed
December in Alpharetta is cool and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Alpharetta?
How much does it rain in Alpharetta in December?
Alpharetta receives an average of 116.8mm of rainfall across 10 rainy days in December. The annual total is 1278.5mm.
What should I pack for Alpharetta in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 12°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 3°C
🧣
Warm scarf
Protect against cold winds
Traveling to United States in December?
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