The weather in Williamstown in December is very cold with temperatures between 1°C and 8°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Williamstown during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Williamstown can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Williamstown in December 2024.
If you’re planning to visit Williamstown in the near future, we highly recommend that you review the 14 day weather forecast for Williamstown before you arrive.
Temperatures
8° / 1°
Rainy Days
7
Snowy Days
1
Dry Days
23
Rainfall
126
mm
Sun Hours
5.8
Hrs
