Yes

you do need a jacket based on the weather in Glasgow, UK 2 minutes ago

Why? Because the drizzle is not enough rain to call it "raining," but enough to make you a little soggy and it's cool. Pleasantly cool, but cool and the wind is offering free, unsolicited face massages!
53°F12°C & Drizzle

Wind is 11 mph17 km/h from the Southeast, gusting to 22 mph35 km/h
November 9
9am53°F12°C11 mph18 km/h SouthRain
10am53°F12°C12 mph19 km/h SouthRain
11am54°F12°C12 mph20 km/h SouthDrizzle
12pm54°F12°C10 mph16 km/h SouthDrizzle
1pm55°F13°C9 mph14 km/h SouthDrizzle
2pm56°F13°C7 mph12 km/h SouthwestPartly Cloudy
3pm55°F13°C7 mph11 km/h SouthwestMostly Clear
4pm53°F12°C6 mph9 km/h SouthwestMostly Clear
5pm51°F11°C4 mph7 km/h SouthwestClear
6pm49°F9°C3 mph5 km/h SouthPartly Cloudy
7pm48°F9°C2 mph4 km/h SouthMostly Cloudy
8pm47°F9°C2 mph3 km/h SouthCloudy
DateLowHighWindDayNight
November 945°F7°C56°F13°C8 mph13 km/h from SouthRainRain
November 1045°F7°C54°F12°C6 mph10 km/h from SouthRainMostly Cloudy
November 1142°F5°C54°F12°C7 mph12 km/h from EastRainRain
November 1246°F8°C54°F12°C8 mph12 km/h from SouthwestDrizzleRain
November 1343°F6°C48°F9°C11 mph18 km/h from NortheastRainMostly Cloudy
November 1441°F5°C47°F8°C14 mph22 km/h from NortheastDrizzleDrizzle
November 1537°F3°C46°F8°C12 mph20 km/h from NortheastPartly CloudyMostly Clear

Yes

Low of 46°F8°C, High of 55°F13°C
Wind: 6 mph10 km/h
Precipitation: 86% rain

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