The temperatures in Rhydowen in December are quite cold with temperatures between 41°F and 48°F, warm clothes are a must.
You can expect rain for roughly half of the month of December in Rhydowen. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Rhydowen can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Rhydowen in December 2025.
If you’re planning to visit Rhydowen in the near future, we highly recommend that you review the 14 day weather forecast for Rhydowen before you arrive.
Temperatures
48° / 41°
Rainy Days
11
Snowy Days
1
Dry Days
19
Rainfall
5.79
in
Sun Hours
6.3
Hrs
