Yes

you do need a jacket based on the weather in Richmond, BC, Canada 1 second ago

Why? Because it's quite chilly.
47°F8°C & Cloudy

Wind is 2 mph4 km/h from the NE, gusting to 9 mph15 km/h
April 26
10am47°F8°C3 mph5 km/h NERain
11am48°F9°C3 mph5 km/h ERain
12pm49°F9°C3 mph5 km/h EDrizzle
1pm50°F10°C4 mph6 km/h EDrizzle
2pm51°F11°C4 mph7 km/h EDrizzle
3pm52°F11°C4 mph7 km/h SECloudy
4pm54°F12°C4 mph7 km/h SECloudy
5pm55°F13°C4 mph6 km/h SECloudy
6pm56°F13°C2 mph4 km/h SECloudy
7pm57°F14°C2 mph3 km/h SEMostly Cloudy
8pm57°F14°C2 mph3 km/h SMostly Cloudy
9pm57°F14°C2 mph3 km/h SWMostly Cloudy
DateLowHighWindDayNight
April 2647°F8°C57°F14°C3 mph5 km/h from SERainDrizzle
April 2747°F9°C52°F11°C7 mph11 km/h from SERainRain
April 2843°F6°C52°F11°C8 mph13 km/h from SDrizzleRain
April 2940°F4°C53°F12°C4 mph7 km/h from SWDrizzleDrizzle
April 3042°F5°C53°F12°C7 mph11 km/h from SEDrizzleDrizzle
May 141°F5°C56°F14°C5 mph8 km/h from SMostly CloudyMostly Cloudy
May 246°F8°C59°F15°C6 mph10 km/h from WDrizzleDrizzle

Yes

Low of 47°F9°C, High of 52°F11°C
Wind: 7 mph11 km/h
Precipitation: 85% rain

Support This Page