Cardiff weather in October
Long-run climate averages for Cardiff, Wales in October, plus what the forecast models say for the days ahead.
In October, Cardiff averages 15°C by day and 9°C at night. It is the wettest month of the year here.
October in Cardiff averages a daytime high of 15°C and an overnight low of 9°C, which reads as mild for this part of the world. It is also the wettest month, so build rain into any plan. Across the whole year Cardiff sees roughly 1510 mm of precipitation.
Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Cardiff forecast with every model compared and how much they currently agree.
Cardiff weather by month
what to expect in Cardiff through the yearHere is Cardiff's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Cardiff by season.