January in Glendale averages a daily high of 20.8°C with nights around 5.9°C. Expect roughly 6.3 wet days totalling 87.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Glendale is April–June.
Based on BURBANK VALLEY PUMP PLANT, CA US (9.9km), 1995–2024. 29 years of January data.