Average monthly snow and rainfall in Harlech
The mean monthly precipitation over the year in Harlech (Gwynedd), including rain, snow, hail.
- A lot of rain (rainy season) falls in the months: January, February, March, June, July, August, September, October, November and December.
- On average, December is the wettest month with 169 mm of precipitation.
- On average, April is the driest month with 93 mm of precipitation.
- The average amount of annual precipitation is 1498 mm.
Forecast for Harlech
Mon May 27
14°C | 10°C
SW 
22 km/h
22 km/h1.4 mm
partly cloudy and slight rain
Tue May 28
15°C | 10°C
SW 32 km/h
32 km/h16 mm
overcast and heavy rain
Wed May 29
16°C | 11°C
NW 18 km/h
18 km/h3.9 mm
broken clouds and rain
