January in Tacoma averages a daily high of 9.1°C with nights around 3°C. Expect roughly 20.4 wet days totalling 161.3mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Tacoma is July–September.
Based on TACOMA NUMBER 1, WA US (2.5km), 1995–2024. 29 years of January data.