Weather in Fullerton in June
Fullerton, United States averages a high of 27°C (80.6°F) and low of 15.5°C (59.9°F) in June, with 0 rain days and 13.4 hours of daily sunshine. Travel score: 97.2/100 (Excellent). The best time to visit Fullerton is August.
High
27°C81°F
Low
16°C60°F
🌧️
0
rain days
☀️
13.4
hrs/day sunshine
💧
67%
humidity
97— Excellent
June in Fullerton is warm and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Fullerton?
How much does it rain in Fullerton in June?
Fullerton receives an average of 2mm of rainfall across 0 rainy days in June. The annual total is 311.3mm.
What should I pack for Fullerton in June?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧴
Sunscreen SPF 30+
13 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to United States in June?
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