April in Surrey averages a daily high of 15.1°C with nights around 5.4°C. Expect roughly 13.7 wet days totalling 82.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Surrey is July–September.
Based on CLOVERDALE EAST, BC CA (9.2km), 1995–2024. 18 years of April data.