See the links below the 12-day Barnstaple weather forecast table for other cities and towns nearby along with weather conditions for local outdoor activities. Relative humidity describes how much water vapour is present in the air, compared to the maximum there could be. Detailed 7 day weather forecast for Barnstaple. This is calculated from the dew point and surface temperature and is given as a height above ground level (not sea level). This is calculated from the dew point and surface temperature and is given as a height above ground level (not sea level). Animated forecast maps with rain, wind, satellite and temperatures. Updated four times a day to keep you totally up to date. The strength of sunburn-producing ultraviolet radiation at the earth's surface. An estimate of the height of the base of any convective clouds. Access detailed hourly and 14 day forecasts, current conditions, maps, warnings, meteograms, historical data and more for Barnstaple 17°C: 8mph: 8mph: 15mph: 82% 1007mB 0.6 mm Wed 23 Sep. Show details. The definitive Weather Guide including Regional BBC Weather for Newport, around Barnstaple and Devon plus Met Office Sataltite and Radar Rainfall Maps. Hourly weather forecast in Barnstaple for the next 15 days: temperature, precipitation, wind, sun, cloud, rain, snow, humidity, pressure, fog, thunder. JUL. 31. 18°C: 14mph: 14mph: 22mph: 76% 1019mB 0 mm Mon 21 Sep. Show details. The percentage of the sky obscured by cloud at Low, Mid & High altitudes. The perceived temperature calculated from the combined effects of air temperature, relative humidity and wind speed. This indicates showery rainfall. 22°C: 2mph: 2mph: 4mph: 65% 1017mB 0 mm Tue 22 Sep. Show details. The temperature at which water vapour condenses into liquid. Barnstaple Weather Forecast. 14 day weather in Barnstaple. Newport - Weather around Barnstaple … barnstaple 16 day weather forecast Date Weather Temp Wind Speed Gust Humidity Pressure Rain total; Sun 20 Sep. Show details. Always up-to-date. Everything you need to be ready to step out prepared. 14 day weather forecast for Barnstaple - Your full local forecast for the next 14 days. Atmospheric pressure at mean sea level (MSLP). The distance at which an object or light can be clearly discerned. Get the Barnstaple, Devon, United Kingdom local hourly forecast including temperature, RealFeel, and chance of precipitation. UK>> South West England>> Devon>> Weather in Barnstaple for 15 days. A scale for the UV Index is displayed at the bottom of this page. Hourly Long Term Weather Forecast in UK. An estimate of the height of the base of any convective clouds. Live weather reports from Barnstaple weather stations and weather warnings that include risk of thunder, high UV index and forecast gales. The amount of rain expected to fall from cumulus type clouds.