Weather in Upland in December

Upland, United States averages a high of 16.9°C (62.4°F) and low of 5.8°C (42.4°F) in December, with 5 rain days and 8.3 hours of daily sunshine. Travel score: 78.6/100 (Good). The best time to visit Upland is July.

High
17°C62°F
Low
6°C42°F
🌧️
5
rain days
☀️
8.3
hrs/day sunshine
💧
60%
humidity
79Good

December in Upland is mild and mostly dry — good for most activities.

What are the average temperatures in Upland?

JanFebMarAprMayJunJulAugSepOctNovDec17°6°

How much does it rain in Upland in December?

Upland receives an average of 64.7mm of rainfall across 5 rainy days in December. The annual total is 403.1mm.

JanFebMarAprMayJunJulAugSepOctNovDec5d

What should I pack for Upland in December?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 17°C

Recommended

🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods

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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What is the weather like in other months in Upland?

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