Yes

Based on the weather in London, UK as of January 22, 2021 6:13am local time

Why? Because it's cold. simple as that.

Now

Clear
Temp: 37°F3°C
Wind: 7 MPH11 KPH
Precipitation: None

Today

Next 2 hours: Yes

Next 4 hours: Yes

Next 8 hours: Yes

Tomorrow

Yes

Overcast throughout the day.
Low of 33°F1°C, High of 41°F5°C
Wind: 5 MPH8 KPH
Precipitation: 32% rain